./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label48.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/Problem19_label48.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 6f3c2fc54e48081dbaf1e9164a4efc1c9c20d9cf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label48.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 6f3c2fc54e48081dbaf1e9164a4efc1c9c20d9cf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:44:42,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:42,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:42,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:42,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:42,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:43,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:43,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:43,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:43,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:43,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:43,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:43,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:43,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:43,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:43,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:43,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:43,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:43,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:43,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:43,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:43,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:43,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:43,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:43,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:43,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:43,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:43,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:43,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:43,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:43,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:43,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:43,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:43,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:43,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:43,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:43,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:43,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:43,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:43,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:43,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:43,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:43,193 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:43,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:43,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:43,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:43,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:43,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:43,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:43,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:43,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:43,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:43,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:43,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:43,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:43,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:43,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:43,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:43,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:43,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:43,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:43,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:43,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:43,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:43,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:43,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:43,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:43,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:43,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:43,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:43,215 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 -> 6f3c2fc54e48081dbaf1e9164a4efc1c9c20d9cf [2019-11-25 22:44:43,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:43,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:43,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:43,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:43,806 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:43,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label48.c [2019-11-25 22:44:43,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff280533/e74137fdbfc2484098cc4b1ec340fb58/FLAG25ed653ce [2019-11-25 22:44:46,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:46,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label48.c [2019-11-25 22:44:46,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff280533/e74137fdbfc2484098cc4b1ec340fb58/FLAG25ed653ce [2019-11-25 22:44:46,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff280533/e74137fdbfc2484098cc4b1ec340fb58 [2019-11-25 22:44:46,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:46,386 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:46,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:46,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:46,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:46,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:46" (1/1) ... [2019-11-25 22:44:46,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:46, skipping insertion in model container [2019-11-25 22:44:46,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:46" (1/1) ... [2019-11-25 22:44:46,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:47,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:51,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:51,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:54,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:54,542 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:54,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54 WrapperNode [2019-11-25 22:44:54,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:54,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:54,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:54,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:54,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:54,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:55,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:55,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:55,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:55,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:55,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:55,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:56,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:56,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:57,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:57,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:58,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:54" (1/1) ... [2019-11-25 22:44:58,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:58,412 INFO L168 Benchmark]: Toolchain (without parser) took 12023.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 779.7 MB in the end (delta: 153.3 MB). Peak memory consumption was 388.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:58,413 INFO L168 Benchmark]: CDTParser took 1.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:44:58,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8158.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 870.7 MB in the end (delta: 62.4 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:58,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 1274.36 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 711.4 MB in the end (delta: 159.3 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:58,423 INFO L168 Benchmark]: Boogie Preprocessor took 2579.77 ms. Allocated memory is still 1.0 GB. Free memory was 711.4 MB in the beginning and 779.7 MB in the end (delta: -68.3 MB). Peak memory consumption was 166.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:58,434 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8158.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 870.7 MB in the end (delta: 62.4 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1274.36 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 711.4 MB in the end (delta: 159.3 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2579.77 ms. Allocated memory is still 1.0 GB. Free memory was 711.4 MB in the beginning and 779.7 MB in the end (delta: -68.3 MB). Peak memory consumption was 166.8 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 0.1.24-65d6cd2 [2019-11-25 22:45:02,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:45:02,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:45:02,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:45:02,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:45:02,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:45:02,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:45:02,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:45:02,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:45:02,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:45:02,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:45:02,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:45:02,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:45:02,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:45:02,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:45:02,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:45:02,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:45:02,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:45:02,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:45:02,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:45:02,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:45:02,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:45:02,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:45:02,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:45:02,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:45:02,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:45:02,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:45:02,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:45:02,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:45:02,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:45:02,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:45:02,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:45:02,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:45:02,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:45:02,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:45:02,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:45:02,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:45:02,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:45:02,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:45:02,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:45:02,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:45:02,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:45:02,697 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:45:02,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:45:02,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:45:02,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:45:02,707 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:45:02,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:45:02,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:45:02,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:45:02,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:45:02,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:45:02,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:45:02,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:45:02,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:45:02,713 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:45:02,713 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:45:02,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:45:02,714 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:45:02,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:45:02,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:45:02,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:45:02,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:45:02,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:45:02,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:45:02,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:45:02,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:45:02,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:45:02,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:45:02,720 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:45:02,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:45:02,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:45:02,725 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 -> 6f3c2fc54e48081dbaf1e9164a4efc1c9c20d9cf [2019-11-25 22:45:03,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:45:03,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:45:03,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:45:03,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:45:03,350 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:45:03,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label48.c [2019-11-25 22:45:03,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d1d3d8d/eef6f09605684337aff7fe24247a3bb7/FLAG5a7253cdc [2019-11-25 22:45:05,646 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:45:05,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label48.c [2019-11-25 22:45:05,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d1d3d8d/eef6f09605684337aff7fe24247a3bb7/FLAG5a7253cdc [2019-11-25 22:45:05,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d1d3d8d/eef6f09605684337aff7fe24247a3bb7 [2019-11-25 22:45:05,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:45:05,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:45:05,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:05,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:45:05,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:45:05,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:05,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:05, skipping insertion in model container [2019-11-25 22:45:05,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:05" (1/1) ... [2019-11-25 22:45:05,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:45:06,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:45:11,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:11,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:45:14,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:14,521 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:45:14,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14 WrapperNode [2019-11-25 22:45:14,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:14,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:14,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:45:14,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:45:14,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:14,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:15,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:15,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:15,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:15,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:15,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:15,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:15,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:15,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:16,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:16,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:16,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:14" (1/1) ... [2019-11-25 22:45:16,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:16,560 INFO L168 Benchmark]: Toolchain (without parser) took 10707.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 866.6 MB in the end (delta: 72.2 MB). Peak memory consumption was 317.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:16,560 INFO L168 Benchmark]: CDTParser took 3.11 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 22:45:16,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8670.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.6 MB in the end (delta: 174.2 MB). Peak memory consumption was 258.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:16,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 685.56 ms. Allocated memory is still 1.0 GB. Free memory was 764.6 MB in the beginning and 691.6 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:16,571 INFO L168 Benchmark]: Boogie Preprocessor took 1342.63 ms. Allocated memory is still 1.0 GB. Free memory was 691.6 MB in the beginning and 866.6 MB in the end (delta: -174.9 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:16,581 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 8670.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.6 MB in the end (delta: 174.2 MB). Peak memory consumption was 258.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 685.56 ms. Allocated memory is still 1.0 GB. Free memory was 764.6 MB in the beginning and 691.6 MB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1342.63 ms. Allocated memory is still 1.0 GB. Free memory was 691.6 MB in the beginning and 866.6 MB in the end (delta: -174.9 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...