./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label31.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/Problem18_label31.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 d4cf146c5b6026d9650dca769e05d1a6300a8a21 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label31.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 d4cf146c5b6026d9650dca769e05d1a6300a8a21 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:20,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:20,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:20,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:20,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:20,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:20,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:20,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:20,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:20,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:20,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:20,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:20,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:20,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:20,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:20,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:20,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:20,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:20,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:20,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:20,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:20,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:20,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:20,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:20,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:20,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:20,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:20,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:20,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:20,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:20,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:20,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:20,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:20,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:20,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:20,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:20,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:20,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:20,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:20,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:20,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:20,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:20,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:20,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:20,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:20,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:20,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:20,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:20,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:20,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:20,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:20,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:20,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:20,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:20,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:20,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:20,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:20,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:20,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:20,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:20,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:20,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:20,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:20,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:20,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:20,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:20,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:20,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:20,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:20,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:20,536 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 -> d4cf146c5b6026d9650dca769e05d1a6300a8a21 [2019-11-27 16:00:21,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:21,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:21,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:21,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:21,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:21,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label31.c [2019-11-27 16:00:21,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add2f8640/2f190851710d44d19e4403e7f1a5bbbd/FLAGb6a511fe5 [2019-11-27 16:00:22,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:22,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label31.c [2019-11-27 16:00:23,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add2f8640/2f190851710d44d19e4403e7f1a5bbbd/FLAGb6a511fe5 [2019-11-27 16:00:23,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add2f8640/2f190851710d44d19e4403e7f1a5bbbd [2019-11-27 16:00:23,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:23,115 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:23,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:23,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:23,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:23,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e3592a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:23, skipping insertion in model container [2019-11-27 16:00:23,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:23" (1/1) ... [2019-11-27 16:00:23,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:23,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:25,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:25,739 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:26,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:26,735 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:26,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26 WrapperNode [2019-11-27 16:00:26,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:26,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:26,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:26,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:26,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:26,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:27,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:27,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:27,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:27,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:26" (1/1) ... [2019-11-27 16:00:27,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:27,828 INFO L168 Benchmark]: Toolchain (without parser) took 4706.98 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 804.1 MB in the end (delta: 151.9 MB). Peak memory consumption was 151.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:27,829 INFO L168 Benchmark]: CDTParser took 1.48 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 16:00:27,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3622.37 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 873.5 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:27,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 600.55 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.0 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:27,842 INFO L168 Benchmark]: Boogie Preprocessor took 476.66 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:27,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 3622.37 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 873.5 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 600.55 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.0 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.66 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 16:00:31,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:31,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:31,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:31,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:31,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:31,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:31,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:31,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:31,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:31,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:31,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:31,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:31,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:31,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:31,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:31,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:31,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:31,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:31,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:31,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:31,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:31,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:31,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:31,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:31,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:31,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:31,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:31,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:31,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:31,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:31,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:31,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:31,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:31,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:31,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:31,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:31,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:31,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:31,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:32,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:32,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:32,042 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:32,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:32,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:32,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:32,048 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:32,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:32,051 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:32,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:32,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:32,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:32,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:32,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:32,055 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:32,056 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:32,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:32,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:32,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:32,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:32,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:32,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:32,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:32,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:32,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:32,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:32,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:32,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:32,064 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:32,064 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:32,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:32,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:32,066 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 -> d4cf146c5b6026d9650dca769e05d1a6300a8a21 [2019-11-27 16:00:32,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:32,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:32,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:32,703 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:32,706 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:32,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label31.c [2019-11-27 16:00:32,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675ab216c/af300e24b9ea42448d88609fd3400a17/FLAGd49209455 [2019-11-27 16:00:34,525 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:34,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label31.c [2019-11-27 16:00:34,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675ab216c/af300e24b9ea42448d88609fd3400a17/FLAGd49209455 [2019-11-27 16:00:34,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/675ab216c/af300e24b9ea42448d88609fd3400a17 [2019-11-27 16:00:34,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:34,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:34,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:34,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:34,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:34,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:34" (1/1) ... [2019-11-27 16:00:34,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:34, skipping insertion in model container [2019-11-27 16:00:34,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:34" (1/1) ... [2019-11-27 16:00:34,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:34,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:38,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:38,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:39,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:39,767 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:39,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39 WrapperNode [2019-11-27 16:00:39,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:39,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:39,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:39,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:39,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:39,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:40,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:40,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:40,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:40,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:40,659 INFO L168 Benchmark]: Toolchain (without parser) took 6009.46 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,661 INFO L168 Benchmark]: CDTParser took 0.46 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 16:00:40,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5123.26 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.44 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,673 INFO L168 Benchmark]: Boogie Preprocessor took 449.01 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 5123.26 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.44 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 449.01 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...