./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem11_label28.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 fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label28.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 fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:37:56,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:56,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:56,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:56,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:56,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:56,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:56,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:56,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:56,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:56,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:56,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:56,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:56,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:56,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:56,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:56,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:56,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:56,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:56,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:56,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:56,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:56,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:56,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:56,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:56,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:56,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:56,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:56,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:56,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:56,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:56,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:56,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:56,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:56,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:56,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:56,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:56,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:56,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:56,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:56,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:56,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:56,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:56,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:56,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:56,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:56,866 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:56,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:56,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:56,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:56,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:56,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:56,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:56,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:56,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:56,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:56,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:56,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:56,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:56,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:56,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:56,876 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:56,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:56,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:56,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:56,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:56,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:56,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:56,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:56,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:56,881 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 -> fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 [2019-11-25 22:37:57,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:57,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:57,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:57,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:57,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:57,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-25 22:37:57,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f4c5d2f/0cbc709eb0ef42ebbe79e4db57803b1e/FLAG2348ebd6c [2019-11-25 22:37:59,077 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:59,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-25 22:37:59,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f4c5d2f/0cbc709eb0ef42ebbe79e4db57803b1e/FLAG2348ebd6c [2019-11-25 22:37:59,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4f4c5d2f/0cbc709eb0ef42ebbe79e4db57803b1e [2019-11-25 22:37:59,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:59,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:59,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:59,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:59,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:59,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55849944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:59, skipping insertion in model container [2019-11-25 22:37:59,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:59" (1/1) ... [2019-11-25 22:37:59,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:59,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:01,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:01,115 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:01,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:01,544 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:01,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01 WrapperNode [2019-11-25 22:38:01,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:01,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:01,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:01,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:01,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:01,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:01,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:01,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:01,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:01,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:01,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:01,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:01,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:01,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:02,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:02,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:02,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:01" (1/1) ... [2019-11-25 22:38:02,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:02,206 INFO L168 Benchmark]: Toolchain (without parser) took 2765.29 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 941.5 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:02,207 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:38:02,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2114.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 970.2 MB in the end (delta: -14.2 MB). Peak memory consumption was 41.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:02,211 INFO L168 Benchmark]: Boogie Procedure Inliner took 337.94 ms. Allocated memory is still 1.0 GB. Free memory was 970.2 MB in the beginning and 952.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:02,216 INFO L168 Benchmark]: Boogie Preprocessor took 303.89 ms. Allocated memory is still 1.0 GB. Free memory was 952.9 MB in the beginning and 941.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:02,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2114.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 970.2 MB in the end (delta: -14.2 MB). Peak memory consumption was 41.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 337.94 ms. Allocated memory is still 1.0 GB. Free memory was 970.2 MB in the beginning and 952.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 303.89 ms. Allocated memory is still 1.0 GB. Free memory was 952.9 MB in the beginning and 941.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:06,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:06,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:06,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:06,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:06,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:06,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:06,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:06,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:06,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:06,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:06,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:06,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:06,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:06,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:06,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:06,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:06,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:06,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:06,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:06,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:06,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:06,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:06,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:06,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:06,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:06,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:06,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:06,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:06,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:06,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:06,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:06,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:06,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:06,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:06,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:06,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:06,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:06,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:06,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:06,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:06,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:06,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:06,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:06,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:06,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:06,509 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:06,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:06,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:06,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:06,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:06,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:06,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:06,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:06,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:06,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:06,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:06,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:06,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:06,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:06,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:06,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:06,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:06,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:06,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:06,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:06,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:06,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:06,526 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:06,526 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:06,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:06,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:06,528 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 -> fbb1e06d5cba6e6a6afd48c5da6c687c5c87d864 [2019-11-25 22:38:07,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:07,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:07,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:07,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:07,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:07,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-25 22:38:07,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3a5ded63/24985546a7234152add708411018d94f/FLAGc1b5e119e [2019-11-25 22:38:08,666 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:08,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label28.c [2019-11-25 22:38:08,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3a5ded63/24985546a7234152add708411018d94f/FLAGc1b5e119e [2019-11-25 22:38:08,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3a5ded63/24985546a7234152add708411018d94f [2019-11-25 22:38:08,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:08,764 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:08,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:08,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:08,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:08,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:08,786 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 25.11 10:38:08, skipping insertion in model container [2019-11-25 22:38:08,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:08" (1/1) ... [2019-11-25 22:38:08,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:08,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:10,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:10,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:10,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:11,005 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:11,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11 WrapperNode [2019-11-25 22:38:11,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:11,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:11,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:11,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:11,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:11,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:11,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:11,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:11,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:11" (1/1) ... [2019-11-25 22:38:11,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:11,494 INFO L168 Benchmark]: Toolchain (without parser) took 2730.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:11,495 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:38:11,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2240.67 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 937.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:11,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.98 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:11,504 INFO L168 Benchmark]: Boogie Preprocessor took 229.72 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:11,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2240.67 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 937.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.98 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.72 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 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...