./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label12.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/Problem16_label12.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 b5c6b8316fe3005137d926d381b455230e5ce2ce ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label12.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 b5c6b8316fe3005137d926d381b455230e5ce2ce .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:41:42,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:42,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:42,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:42,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:42,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:42,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:42,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:42,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:42,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:42,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:42,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:42,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:42,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:42,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:42,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:42,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:42,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:42,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:42,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:42,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:42,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:42,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:42,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:42,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:42,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:42,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:42,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:42,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:42,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:42,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:42,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:42,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:42,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:42,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:42,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:42,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:42,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:42,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:42,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:42,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:42,494 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:42,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:42,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:42,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:42,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:42,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:42,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:42,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:42,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:42,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:42,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:42,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:42,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:42,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:42,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:42,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:42,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:42,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:42,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:42,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:42,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:42,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:42,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:42,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:42,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:42,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:42,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:42,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:42,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:42,559 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 -> b5c6b8316fe3005137d926d381b455230e5ce2ce [2019-11-25 22:41:43,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:43,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:43,169 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:43,171 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:43,174 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:43,175 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-25 22:41:43,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8c984b4/93b98431457c4d7389ce034834dad286/FLAG1fcf7596e [2019-11-25 22:41:44,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:44,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-25 22:41:44,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8c984b4/93b98431457c4d7389ce034834dad286/FLAG1fcf7596e [2019-11-25 22:41:44,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e8c984b4/93b98431457c4d7389ce034834dad286 [2019-11-25 22:41:44,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:44,880 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:44,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:44,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:44,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:44,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:44,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44, skipping insertion in model container [2019-11-25 22:41:44,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:44,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:45,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:46,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:46,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:47,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:47,153 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:47,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47 WrapperNode [2019-11-25 22:41:47,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:47,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:47,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:47,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:47,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:47,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:47,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:47,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:47,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:47,850 INFO L168 Benchmark]: Toolchain (without parser) took 2967.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.3 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,851 INFO L168 Benchmark]: CDTParser took 0.40 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 22:41:47,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2272.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,859 INFO L168 Benchmark]: Boogie Procedure Inliner took 328.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,863 INFO L168 Benchmark]: Boogie Preprocessor took 354.82 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2272.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 328.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 354.82 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 22:41:51,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:51,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:51,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:51,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:51,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:51,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:51,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:51,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:51,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:51,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:51,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:51,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:51,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:51,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:51,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:51,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:51,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:51,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:51,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:51,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:51,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:51,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:51,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:51,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:51,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:51,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:51,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:51,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:51,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:51,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:51,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:51,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:51,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:51,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:51,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:51,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:51,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:51,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:51,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:51,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:51,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:52,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:52,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:52,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:52,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:52,048 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:52,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:52,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:52,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:52,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:52,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:52,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:52,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:52,052 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:52,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:52,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:52,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:52,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:52,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:52,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:52,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:52,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:52,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:52,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:52,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:52,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:52,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:52,061 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:52,061 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:52,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:52,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:52,065 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 -> b5c6b8316fe3005137d926d381b455230e5ce2ce [2019-11-25 22:41:52,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:52,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:52,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:52,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:52,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:52,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-25 22:41:52,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5bc93be9/34f0a75043d34079885d33bfe24a3ea6/FLAG246d36b48 [2019-11-25 22:41:54,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:54,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label12.c [2019-11-25 22:41:54,379 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5bc93be9/34f0a75043d34079885d33bfe24a3ea6/FLAG246d36b48 [2019-11-25 22:41:54,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5bc93be9/34f0a75043d34079885d33bfe24a3ea6 [2019-11-25 22:41:54,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:54,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:54,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:54,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:54,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:54,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54, skipping insertion in model container [2019-11-25 22:41:54,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:54,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:56,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:56,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:56,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:56,963 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:56,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56 WrapperNode [2019-11-25 22:41:56,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:56,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:56,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:56,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:56,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:57,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:57,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:57,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:57,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:56" (1/1) ... [2019-11-25 22:41:57,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:57,472 INFO L168 Benchmark]: Toolchain (without parser) took 3032.13 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,473 INFO L168 Benchmark]: CDTParser took 0.45 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 22:41:57,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2527.19 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.88 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,484 INFO L168 Benchmark]: Boogie Preprocessor took 232.74 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:57,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2527.19 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.88 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.74 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...