./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem12_label54.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 c3f486ff77effc8843818d5e46c3730b16f49ad5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label54.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 c3f486ff77effc8843818d5e46c3730b16f49ad5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:55:55,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:55,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:55,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:55,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:55,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:55,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:55,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:55,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:55,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:55,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:55,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:55,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:55,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:55,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:55,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:55,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:55,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:55,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:55,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:55,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:55,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:55,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:55,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:55,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:55,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:55,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:55,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:55,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:55,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:55,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:55,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:55,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:55,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:55,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:55,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:55,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:55,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:55,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:55,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:55,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:55,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:55,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:55,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:55,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:55,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:55,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:55,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:55,414 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:55,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:55,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:55,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:55,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:55,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:55,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:55,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:55,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:55,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:55,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:55,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:55,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:55,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:55,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:55,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:55,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:55,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:55,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:55,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:55,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:55,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:55,422 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 -> c3f486ff77effc8843818d5e46c3730b16f49ad5 [2019-11-27 15:55:55,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:55,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:55,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:55,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:55,890 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:55,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-27 15:55:55,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea9b18140/0c86c11980b44f35a67a45a1a796c3fa/FLAG12fc01007 [2019-11-27 15:55:57,179 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:57,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-27 15:55:57,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea9b18140/0c86c11980b44f35a67a45a1a796c3fa/FLAG12fc01007 [2019-11-27 15:55:57,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea9b18140/0c86c11980b44f35a67a45a1a796c3fa [2019-11-27 15:55:57,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:57,538 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:57,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:57,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:57,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:57,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:57, skipping insertion in model container [2019-11-27 15:55:57,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:57,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:59,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:59,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:00,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:00,607 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:00,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00 WrapperNode [2019-11-27 15:56:00,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:00,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:00,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:00,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:00,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:00,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:01,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:01,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:01,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:01,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:01,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:00" (1/1) ... [2019-11-27 15:56:02,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:02,064 INFO L168 Benchmark]: Toolchain (without parser) took 4521.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 912.9 MB in the end (delta: 35.9 MB). Peak memory consumption was 311.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:02,064 INFO L168 Benchmark]: CDTParser took 0.24 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 15:56:02,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3071.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.4 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:02,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 491.25 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 744.9 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:02,072 INFO L168 Benchmark]: Boogie Preprocessor took 950.90 ms. Allocated memory is still 1.0 GB. Free memory was 744.9 MB in the beginning and 912.9 MB in the end (delta: -167.9 MB). Peak memory consumption was 107.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:02,079 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3071.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.4 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 491.25 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 744.9 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 950.90 ms. Allocated memory is still 1.0 GB. Free memory was 744.9 MB in the beginning and 912.9 MB in the end (delta: -167.9 MB). Peak memory consumption was 107.1 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 0.1.24-509859d [2019-11-27 15:56:04,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:04,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:04,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:04,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:04,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:04,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:04,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:04,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:04,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:04,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:04,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:04,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:04,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:04,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:04,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:04,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:04,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:04,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:04,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:04,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:04,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:04,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:04,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:04,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:04,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:04,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:04,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:04,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:04,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:04,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:04,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:04,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:04,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:04,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:04,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:04,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:04,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:04,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:04,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:04,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:04,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:04,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:04,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:04,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:04,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:04,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:04,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:04,984 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:04,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:04,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:04,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:04,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:04,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:04,986 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:04,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:04,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:04,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:04,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:04,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:04,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:04,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:04,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:04,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:04,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:04,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:04,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:04,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:04,991 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:04,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:04,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:04,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:04,995 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 -> c3f486ff77effc8843818d5e46c3730b16f49ad5 [2019-11-27 15:56:05,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:05,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:05,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:05,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:05,463 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:05,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-27 15:56:05,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e21da8e9/290ac9e19714495bbfaccca53be4b694/FLAG4c0b998be [2019-11-27 15:56:06,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:06,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-27 15:56:06,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e21da8e9/290ac9e19714495bbfaccca53be4b694/FLAG4c0b998be [2019-11-27 15:56:07,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e21da8e9/290ac9e19714495bbfaccca53be4b694 [2019-11-27 15:56:07,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:07,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:07,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:07,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:07,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:07,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:07, skipping insertion in model container [2019-11-27 15:56:07,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:07" (1/1) ... [2019-11-27 15:56:07,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:07,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:09,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:09,471 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:10,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:10,418 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:10,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10 WrapperNode [2019-11-27 15:56:10,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:10,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:10,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:10,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:10,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:10,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:10,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:10,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:10,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:11,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:11,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:11,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:11,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:11,152 INFO L168 Benchmark]: Toolchain (without parser) took 4040.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 717.7 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:11,153 INFO L168 Benchmark]: CDTParser took 0.30 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 15:56:11,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3309.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.0 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:11,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 396.38 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:11,160 INFO L168 Benchmark]: Boogie Preprocessor took 328.27 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 717.7 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:11,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 3309.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.0 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 396.38 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.4 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 328.27 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 717.7 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...