./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label57.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 3647d24c8dd2117d68faf2f84d15162bc9f08bd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label57.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 3647d24c8dd2117d68faf2f84d15162bc9f08bd6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:35,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:35,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:35,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:35,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:35,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:35,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:35,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:35,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:35,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:35,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:35,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:35,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:35,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:35,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:35,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:35,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:35,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:35,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:35,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:35,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:35,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:35,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:35,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:35,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:35,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:35,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:35,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:35,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:35,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:35,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:35,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:35,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:35,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:35,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:35,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:35,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:35,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:35,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:35,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:35,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:35,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:35,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:35,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:35,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:35,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:35,660 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:35,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:35,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:35,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:35,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:35,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:35,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:35,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:35,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:35,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:35,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:35,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:35,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:35,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:35,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:35,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:35,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:35,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:35,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:35,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:35,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:35,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:35,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:35,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:35,671 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 -> 3647d24c8dd2117d68faf2f84d15162bc9f08bd6 [2019-11-26 16:51:36,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:36,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:36,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:36,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:36,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:36,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label57.c [2019-11-26 16:51:36,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc3aa915d/e1cdd46e02454225a3dc2e31a85de3d6/FLAG8a4235dfc [2019-11-26 16:51:37,333 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:37,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label57.c [2019-11-26 16:51:37,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc3aa915d/e1cdd46e02454225a3dc2e31a85de3d6/FLAG8a4235dfc [2019-11-26 16:51:37,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc3aa915d/e1cdd46e02454225a3dc2e31a85de3d6 [2019-11-26 16:51:37,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:37,814 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:37,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:37,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:37,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:37,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:37" (1/1) ... [2019-11-26 16:51:37,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:37, skipping insertion in model container [2019-11-26 16:51:37,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:37" (1/1) ... [2019-11-26 16:51:37,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:38,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:39,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:39,556 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:40,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:40,298 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:40,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40 WrapperNode [2019-11-26 16:51:40,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:40,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:40,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:40,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:40,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:40,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:40,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:40,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:40,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:40,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:40" (1/1) ... [2019-11-26 16:51:41,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,156 INFO L168 Benchmark]: Toolchain (without parser) took 3335.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.6 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,157 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:51:41,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2482.43 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 868.1 MB in the end (delta: 87.9 MB). Peak memory consumption was 88.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.00 ms. Allocated memory is still 1.0 GB. Free memory was 868.1 MB in the beginning and 828.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,163 INFO L168 Benchmark]: Boogie Preprocessor took 438.17 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 799.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2482.43 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 868.1 MB in the end (delta: 87.9 MB). Peak memory consumption was 88.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.00 ms. Allocated memory is still 1.0 GB. Free memory was 868.1 MB in the beginning and 828.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 438.17 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 799.3 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 0.1.24-025d5a2 [2019-11-26 16:51:43,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:43,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:43,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:43,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:43,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:43,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:43,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:43,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:43,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:43,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:43,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:43,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:43,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:43,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:43,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:43,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:43,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:43,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:43,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:43,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:43,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:43,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:43,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:43,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:43,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:43,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:43,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:43,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:43,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:43,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:43,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:43,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:43,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:43,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:43,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:43,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:43,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:43,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:43,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:43,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:43,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:44,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:44,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:44,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:44,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:44,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:44,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:44,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:44,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:44,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:44,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:44,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:44,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:44,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:44,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:44,034 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:44,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:44,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:44,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:44,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:44,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:44,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:44,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:44,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:44,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:44,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:44,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:44,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:44,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:44,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:44,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:44,041 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 -> 3647d24c8dd2117d68faf2f84d15162bc9f08bd6 [2019-11-26 16:51:44,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:44,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:44,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:44,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:44,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:44,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label57.c [2019-11-26 16:51:44,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03afe8ee0/5ceb1768249b41ed94ad8d7fdd7ba417/FLAG699d1e9d6 [2019-11-26 16:51:45,711 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:45,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label57.c [2019-11-26 16:51:45,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03afe8ee0/5ceb1768249b41ed94ad8d7fdd7ba417/FLAG699d1e9d6 [2019-11-26 16:51:46,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03afe8ee0/5ceb1768249b41ed94ad8d7fdd7ba417 [2019-11-26 16:51:46,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:46,192 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:46,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:46,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:46,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:46,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:46" (1/1) ... [2019-11-26 16:51:46,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:46, skipping insertion in model container [2019-11-26 16:51:46,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:46" (1/1) ... [2019-11-26 16:51:46,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:46,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:48,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:48,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:48,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:48,811 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:48,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48 WrapperNode [2019-11-26 16:51:48,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:48,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:48,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:48,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:48,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:48,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:49,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:49,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:49,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:49,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:48" (1/1) ... [2019-11-26 16:51:49,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:49,425 INFO L168 Benchmark]: Toolchain (without parser) took 3230.53 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 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,425 INFO L168 Benchmark]: CDTParser took 1.02 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. [2019-11-26 16:51:49,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2615.60 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 843.7 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.85 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 820.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,433 INFO L168 Benchmark]: Boogie Preprocessor took 320.25 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 797.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,444 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 2615.60 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 843.7 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.85 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 820.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 320.25 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 797.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...