./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label24.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_label24.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 aca160c1e2a093d2d29b1ff3a09ab41451b4e689 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label24.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 aca160c1e2a093d2d29b1ff3a09ab41451b4e689 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:09,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:09,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:09,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:09,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:09,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:09,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:09,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:09,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:09,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:09,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:09,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:09,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:09,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:09,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:09,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:09,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:09,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:09,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:09,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:09,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:09,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:09,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:09,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:09,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:09,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:09,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:09,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:09,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:09,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:09,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:09,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:09,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:09,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:09,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:09,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:09,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:09,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:09,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:09,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:09,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:09,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:09,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:09,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:09,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:09,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:09,558 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:09,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:09,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:09,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:09,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:09,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:09,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:09,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:09,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:09,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:09,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:09,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:09,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:09,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:09,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:09,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:09,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:09,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:09,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:09,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:09,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:09,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:09,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:09,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:09,569 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 -> aca160c1e2a093d2d29b1ff3a09ab41451b4e689 [2019-11-27 16:00:10,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:10,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:10,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:10,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:10,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:10,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-27 16:00:10,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f18364c18/22fb04411809449a9c0bef33913bd958/FLAG9ad582aaf [2019-11-27 16:00:11,205 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:11,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-27 16:00:11,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f18364c18/22fb04411809449a9c0bef33913bd958/FLAG9ad582aaf [2019-11-27 16:00:11,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f18364c18/22fb04411809449a9c0bef33913bd958 [2019-11-27 16:00:11,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:11,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:11,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:11,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:11,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:11,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:11, skipping insertion in model container [2019-11-27 16:00:11,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:11" (1/1) ... [2019-11-27 16:00:11,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:11,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:13,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:13,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:14,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:14,139 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:14,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14 WrapperNode [2019-11-27 16:00:14,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:14,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:14,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:14,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:14,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:14,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:14,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:14,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:14,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:14" (1/1) ... [2019-11-27 16:00:14,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:14,896 INFO L168 Benchmark]: Toolchain (without parser) took 3202.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 799.1 MB in the end (delta: 155.4 MB). Peak memory consumption was 155.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,897 INFO L168 Benchmark]: CDTParser took 3.53 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 16:00:14,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2452.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 867.9 MB in the end (delta: 86.6 MB). Peak memory consumption was 86.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 364.22 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,904 INFO L168 Benchmark]: Boogie Preprocessor took 381.33 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,913 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.53 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 2452.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 867.9 MB in the end (delta: 86.6 MB). Peak memory consumption was 86.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 364.22 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 381.33 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:00:17,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:17,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:17,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:17,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:17,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:17,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:17,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:17,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:17,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:17,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:17,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:17,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:17,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:17,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:17,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:17,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:17,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:17,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:17,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:17,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:17,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:17,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:17,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:17,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:17,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:17,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:17,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:17,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:17,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:17,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:17,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:17,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:17,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:17,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:17,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:17,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:17,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:17,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:17,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:17,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:17,790 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:17,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:17,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:17,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:17,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:17,824 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:17,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:17,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:17,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:17,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:17,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:17,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:17,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:17,829 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:17,829 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:17,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:17,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:17,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:17,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:17,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:17,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:17,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:17,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:17,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:17,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:17,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:17,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:17,835 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:17,835 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:17,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:17,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:17,836 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 -> aca160c1e2a093d2d29b1ff3a09ab41451b4e689 [2019-11-27 16:00:18,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:18,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:18,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:18,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:18,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:18,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-27 16:00:18,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cb96ec8/cfa6a73c91014cdaa8c085b25d5913c6/FLAG2ac08a509 [2019-11-27 16:00:19,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:19,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label24.c [2019-11-27 16:00:19,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cb96ec8/cfa6a73c91014cdaa8c085b25d5913c6/FLAG2ac08a509 [2019-11-27 16:00:20,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cb96ec8/cfa6a73c91014cdaa8c085b25d5913c6 [2019-11-27 16:00:20,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:20,031 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:20,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:20,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:20,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:20,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:20" (1/1) ... [2019-11-27 16:00:20,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:20, skipping insertion in model container [2019-11-27 16:00:20,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:20" (1/1) ... [2019-11-27 16:00:20,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:20,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:21,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:21,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:22,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:22,763 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:22,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22 WrapperNode [2019-11-27 16:00:22,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:22,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:22,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:22,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:22,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:22,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:23,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:23,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:23,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:23,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:22" (1/1) ... [2019-11-27 16:00:23,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:23,332 INFO L168 Benchmark]: Toolchain (without parser) took 3297.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.4 MB in the end (delta: 150.9 MB). Peak memory consumption was 150.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:23,335 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:23,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2733.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.2 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:23,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.80 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 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 16:00:23,341 INFO L168 Benchmark]: Boogie Preprocessor took 260.33 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:23,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 2733.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.2 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.80 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 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 260.33 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 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...