./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label52.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 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label52.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 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:37,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:37,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:37,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:37,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:37,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:37,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:37,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:37,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:37,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:37,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:37,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:37,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:37,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:37,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:37,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:37,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:37,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:37,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:37,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:37,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:37,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:37,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:37,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:37,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:37,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:37,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:37,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:37,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:37,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:37,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:37,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:37,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:37,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:37,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:37,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:37,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:37,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:37,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:37,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:37,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:37,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:37,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:37,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:37,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:37,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:37,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:37,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:37,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:37,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:37,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:37,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:37,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:37,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:37,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:37,571 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:37,571 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:37,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:37,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:37,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:37,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:37,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:37,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:37,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:37,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:37,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:37,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:37,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:37,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:37,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:37,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:37,581 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 -> 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 [2019-11-24 20:54:38,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:38,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:38,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:38,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:38,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:38,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-24 20:54:38,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6e573ea/2e54b12452d141f985e32165aaaee4e5/FLAGbe5a81a3d [2019-11-24 20:54:39,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:39,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-24 20:54:39,466 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6e573ea/2e54b12452d141f985e32165aaaee4e5/FLAGbe5a81a3d [2019-11-24 20:54:39,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6e573ea/2e54b12452d141f985e32165aaaee4e5 [2019-11-24 20:54:39,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:39,883 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:39,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:39,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:39,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:39,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:39" (1/1) ... [2019-11-24 20:54:39,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:39, skipping insertion in model container [2019-11-24 20:54:39,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:39" (1/1) ... [2019-11-24 20:54:39,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:40,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:41,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:41,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:41,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:41,610 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:41,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41 WrapperNode [2019-11-24 20:54:41,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:41,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:41,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:41,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:41,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:41,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:41,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:41,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:41,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:41,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:41,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:41,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:41,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:41,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:41,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:42,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:42,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:41" (1/1) ... [2019-11-24 20:54:42,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:42,061 INFO L168 Benchmark]: Toolchain (without parser) took 2176.19 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 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:42,067 INFO L168 Benchmark]: CDTParser took 1.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:42,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.31 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 977.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:42,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.20 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:42,078 INFO L168 Benchmark]: Boogie Preprocessor took 199.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:42,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 1720.31 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 977.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.20 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:46,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:46,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:46,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:46,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:46,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:46,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:46,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:46,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:46,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:46,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:46,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:46,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:46,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:46,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:46,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:46,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:46,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:46,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:46,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:46,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:46,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:46,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:46,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:46,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:46,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:46,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:46,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:46,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:46,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:46,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:46,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:46,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:46,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:46,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:46,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:46,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:46,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:46,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:46,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:46,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:46,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:46,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:46,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:46,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:46,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:46,462 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:46,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:46,463 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:46,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:46,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:46,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:46,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:46,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:46,467 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:46,467 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:46,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:46,470 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:46,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:46,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:46,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:46,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:46,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:46,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:46,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:46,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:46,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:46,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:46,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:46,485 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:46,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:46,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:46,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:46,487 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 -> 2aaff8ddce2ddd649da3839f68e6a8bd06a661a0 [2019-11-24 20:54:47,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:47,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:47,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:47,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:47,085 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:47,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-24 20:54:47,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7629c85c2/b1de314e337e411d86685d928f9ac6ba/FLAG5725d2fd0 [2019-11-24 20:54:48,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:48,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label52.c [2019-11-24 20:54:48,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7629c85c2/b1de314e337e411d86685d928f9ac6ba/FLAG5725d2fd0 [2019-11-24 20:54:48,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7629c85c2/b1de314e337e411d86685d928f9ac6ba [2019-11-24 20:54:48,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:48,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:48,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:48,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:48,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:48,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:48,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:48, skipping insertion in model container [2019-11-24 20:54:48,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:48" (1/1) ... [2019-11-24 20:54:48,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:48,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:50,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:50,100 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:50,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:50,513 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:50,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50 WrapperNode [2019-11-24 20:54:50,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:50,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:50,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:50,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:50,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:50,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:50,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:50,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:50,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:50" (1/1) ... [2019-11-24 20:54:50,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:50,914 INFO L168 Benchmark]: Toolchain (without parser) took 2296.72 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 943.3 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,917 INFO L168 Benchmark]: CDTParser took 2.85 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:50,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1901.79 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 954.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.28 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,925 INFO L168 Benchmark]: Boogie Preprocessor took 174.70 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:50,936 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 1901.79 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 954.8 MB in the end (delta: 6.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.28 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.70 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...