./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label47.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/Problem16_label47.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 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label47.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 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:58,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:58,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:58,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:58,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:58,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:58,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:58,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:58,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:58,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:58,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:58,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:58,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:58,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:58,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:58,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:58,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:58,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:58,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:58,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:58,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:58,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:58,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:58,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:58,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:58,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:58,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:58,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:58,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:58,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:58,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:58,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:58,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:58,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:58,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:58,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:58,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:58,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:58,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:58,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:58,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:58,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:58,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:58,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:58,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:58,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:58,453 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:58,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:58,456 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:58,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:58,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:58,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:58,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:58,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:58,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:58,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:58,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:58,462 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:58,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:58,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:58,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:58,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:58,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:58,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:58,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:58,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:58,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:58,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:58,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:58,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:58,471 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 -> 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf [2019-11-27 15:58:59,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:59,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:59,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:59,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:59,133 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:59,134 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 15:58:59,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f70209fc1/0ef60dc83f9d41bbbd499a9b60d05bc2/FLAG08a5b3bc2 [2019-11-27 15:59:00,845 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:00,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 15:59:00,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f70209fc1/0ef60dc83f9d41bbbd499a9b60d05bc2/FLAG08a5b3bc2 [2019-11-27 15:59:00,959 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f70209fc1/0ef60dc83f9d41bbbd499a9b60d05bc2 [2019-11-27 15:59:00,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:00,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:00,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:00,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:00,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:00,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:00" (1/1) ... [2019-11-27 15:59:01,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:00, skipping insertion in model container [2019-11-27 15:59:01,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:00" (1/1) ... [2019-11-27 15:59:01,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:01,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:02,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:02,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:03,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:03,361 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:03,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03 WrapperNode [2019-11-27 15:59:03,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:03,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:03,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:03,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:03,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:03,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:03,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:03,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:03,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:04,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:04,030 INFO L168 Benchmark]: Toolchain (without parser) took 3050.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.7 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:04,033 INFO L168 Benchmark]: CDTParser took 0.31 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 15:59:04,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2383.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:04,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.39 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 909.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:04,044 INFO L168 Benchmark]: Boogie Preprocessor took 338.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 892.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:04,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2383.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.8 MB in the end (delta: 23.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 318.39 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 909.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 338.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 892.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:08,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:08,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:08,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:08,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:08,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:08,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:08,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:08,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:08,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:08,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:08,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:08,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:08,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:08,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:08,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:08,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:08,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:08,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:08,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:08,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:08,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:08,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:08,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:08,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:08,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:08,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:08,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:08,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:08,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:08,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:08,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:08,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:08,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:08,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:08,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:08,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:08,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:08,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:08,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:08,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:08,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:08,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:08,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:08,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:08,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:08,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:08,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:08,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:08,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:08,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:08,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:08,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:08,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:08,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:08,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:08,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:08,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:08,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:08,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:08,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:08,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:08,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:08,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:08,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:08,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:08,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:08,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:08,379 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:08,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:08,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:08,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:08,382 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 -> 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf [2019-11-27 15:59:08,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:08,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:08,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:08,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:08,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:08,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 15:59:09,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef2f1e5b6/d4a5f854c2b54238be5e358a11b11158/FLAG8984af0b9 [2019-11-27 15:59:10,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:10,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-27 15:59:10,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef2f1e5b6/d4a5f854c2b54238be5e358a11b11158/FLAG8984af0b9 [2019-11-27 15:59:10,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef2f1e5b6/d4a5f854c2b54238be5e358a11b11158 [2019-11-27 15:59:10,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:10,799 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:10,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:10,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:10,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:10,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:10" (1/1) ... [2019-11-27 15:59:10,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:10, skipping insertion in model container [2019-11-27 15:59:10,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:10" (1/1) ... [2019-11-27 15:59:10,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:11,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:12,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:12,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:13,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:13,409 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:13,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13 WrapperNode [2019-11-27 15:59:13,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:13,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:13,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:13,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:13,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:13,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:13,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:13,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:13,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:13,899 INFO L168 Benchmark]: Toolchain (without parser) took 3093.76 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:13,900 INFO L168 Benchmark]: CDTParser took 0.35 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 15:59:13,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2611.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:13,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.59 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:13,908 INFO L168 Benchmark]: Boogie Preprocessor took 217.05 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:13,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2611.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.59 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.05 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...