./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label58.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/Problem18_label58.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 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label58.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 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:43:49,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:49,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:49,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:49,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:49,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:49,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:49,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:49,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:49,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:49,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:49,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:49,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:49,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:49,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:49,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:49,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:49,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:49,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:49,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:49,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:49,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:49,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:49,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:49,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:49,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:49,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:49,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:49,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:49,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:49,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:49,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:49,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:49,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:49,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:49,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:49,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:49,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:49,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:49,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:49,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:49,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:49,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:49,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:49,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:49,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:49,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:49,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:49,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:49,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:49,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:49,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:49,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:49,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:49,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:49,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:49,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:49,597 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:49,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:49,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:49,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:49,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:49,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:49,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:49,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:49,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:49,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:49,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:49,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:49,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:49,602 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 -> 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 [2019-11-25 22:43:50,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:50,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:50,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:50,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:50,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:50,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-25 22:43:50,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea53e6cc1/49007791b50e405e9866c593c988671d/FLAG77b06d05c [2019-11-25 22:43:51,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:51,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-25 22:43:51,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea53e6cc1/49007791b50e405e9866c593c988671d/FLAG77b06d05c [2019-11-25 22:43:51,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea53e6cc1/49007791b50e405e9866c593c988671d [2019-11-25 22:43:51,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:51,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:51,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:51,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:51,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:51,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:51" (1/1) ... [2019-11-25 22:43:51,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:51, skipping insertion in model container [2019-11-25 22:43:51,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:51" (1/1) ... [2019-11-25 22:43:52,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:52,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:54,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:54,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:55,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:55,778 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:55,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55 WrapperNode [2019-11-25 22:43:55,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:55,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:55,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:55,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:55,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:55,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:56,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:56,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:56,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:56,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:55" (1/1) ... [2019-11-25 22:43:56,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:56,987 INFO L168 Benchmark]: Toolchain (without parser) took 5018.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 818.3 MB in the end (delta: 133.4 MB). Peak memory consumption was 133.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:56,990 INFO L168 Benchmark]: CDTParser took 1.50 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 22:43:56,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3813.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 892.8 MB in the end (delta: 58.9 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:56,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 586.47 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:57,002 INFO L168 Benchmark]: Boogie Preprocessor took 605.16 ms. Allocated memory is still 1.0 GB. Free memory was 852.7 MB in the beginning and 818.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:57,014 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 3813.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 892.8 MB in the end (delta: 58.9 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 586.47 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 852.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 605.16 ms. Allocated memory is still 1.0 GB. Free memory was 852.7 MB in the beginning and 818.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 22:44:01,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:01,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:01,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:01,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:01,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:01,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:01,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:01,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:01,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:01,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:01,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:01,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:01,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:01,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:01,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:01,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:01,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:01,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:01,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:01,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:01,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:01,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:01,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:01,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:01,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:01,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:01,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:01,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:01,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:01,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:01,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:01,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:01,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:01,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:01,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:01,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:01,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:01,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:01,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:01,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:01,265 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:01,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:01,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:01,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:01,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:01,312 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:01,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:01,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:01,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:01,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:01,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:01,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:01,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:01,317 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:01,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:01,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:01,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:01,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:01,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:01,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:01,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:01,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:01,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:01,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:01,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:01,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:01,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:01,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:01,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:01,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:01,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:01,328 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 -> 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 [2019-11-25 22:44:01,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:01,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:01,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:01,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:01,913 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:01,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-25 22:44:02,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68404f61e/0b402494f22f4a98b286900348039be3/FLAG72e2983ae [2019-11-25 22:44:03,697 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:03,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-25 22:44:03,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68404f61e/0b402494f22f4a98b286900348039be3/FLAG72e2983ae [2019-11-25 22:44:03,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68404f61e/0b402494f22f4a98b286900348039be3 [2019-11-25 22:44:03,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:03,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:03,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:03,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:03,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:03,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:03" (1/1) ... [2019-11-25 22:44:03,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:03, skipping insertion in model container [2019-11-25 22:44:03,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:03" (1/1) ... [2019-11-25 22:44:03,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:04,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:06,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:06,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:07,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:08,036 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:08,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08 WrapperNode [2019-11-25 22:44:08,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:08,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:08,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:08,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:08,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:08,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:08,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:08,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:08,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:08" (1/1) ... [2019-11-25 22:44:08,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:08,959 INFO L168 Benchmark]: Toolchain (without parser) took 5127.31 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:08,961 INFO L168 Benchmark]: CDTParser took 3.54 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 22:44:08,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4209.62 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:08,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.06 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:08,974 INFO L168 Benchmark]: Boogie Preprocessor took 444.16 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:08,986 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.54 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 4209.62 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 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.06 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 444.16 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...