./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem11_label50.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 7492cd022f1e8554d216271372c4fc16e69b1112 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label50.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 7492cd022f1e8554d216271372c4fc16e69b1112 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:01,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:01,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:01,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:01,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:01,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:01,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:01,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:01,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:01,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:01,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:01,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:01,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:01,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:01,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:01,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:01,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:01,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:01,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:01,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:01,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:01,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:01,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:01,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:01,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:01,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:01,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:01,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:01,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:01,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:01,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:01,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:01,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:01,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:01,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:01,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:01,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:01,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:01,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:01,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:01,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:01,766 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:01,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:01,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:01,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:01,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:01,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:01,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:01,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:01,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:01,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:01,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:01,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:01,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:01,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:01,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:01,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:01,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:01,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:01,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:01,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:01,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:01,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:01,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:01,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:01,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:01,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:01,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:01,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:01,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:01,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:01,829 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 -> 7492cd022f1e8554d216271372c4fc16e69b1112 [2019-11-24 20:52:02,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:02,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:02,464 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:02,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:02,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:02,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2019-11-24 20:52:02,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83431a5bd/91deb23f33064eacbbef50583316c23f/FLAG09303f260 [2019-11-24 20:52:03,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:03,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2019-11-24 20:52:03,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83431a5bd/91deb23f33064eacbbef50583316c23f/FLAG09303f260 [2019-11-24 20:52:04,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83431a5bd/91deb23f33064eacbbef50583316c23f [2019-11-24 20:52:04,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:04,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:04,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:04,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:04,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:04,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:04" (1/1) ... [2019-11-24 20:52:04,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272efbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:04, skipping insertion in model container [2019-11-24 20:52:04,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:04" (1/1) ... [2019-11-24 20:52:04,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:04,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:06,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:06,057 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:06,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:06,501 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:06,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06 WrapperNode [2019-11-24 20:52:06,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:06,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:06,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:06,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:06,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:06,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:06,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:06,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:06,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:06,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:07,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:06" (1/1) ... [2019-11-24 20:52:07,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:07,077 INFO L168 Benchmark]: Toolchain (without parser) took 2604.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 921.6 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:07,078 INFO L168 Benchmark]: CDTParser took 1.00 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. [2019-11-24 20:52:07,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2030.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:07,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.68 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:07,089 INFO L168 Benchmark]: Boogie Preprocessor took 284.70 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:07,101 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 2030.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 950.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.68 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 284.70 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:10,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:10,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:10,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:10,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:10,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:10,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:10,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:10,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:10,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:10,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:10,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:10,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:10,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:10,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:10,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:10,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:10,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:10,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:10,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:10,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:10,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:10,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:10,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:10,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:11,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:11,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:11,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:11,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:11,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:11,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:11,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:11,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:11,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:11,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:11,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:11,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:11,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:11,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:11,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:11,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:11,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:11,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:11,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:11,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:11,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:11,081 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:11,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:11,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:11,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:11,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:11,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:11,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:11,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:11,085 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:11,087 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:11,087 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:11,088 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:11,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:11,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:11,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:11,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:11,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:11,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:11,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:11,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:11,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:11,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:11,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:11,094 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:11,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:11,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:11,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:11,098 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 -> 7492cd022f1e8554d216271372c4fc16e69b1112 [2019-11-24 20:52:11,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:11,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:11,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:11,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:11,680 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:11,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2019-11-24 20:52:11,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7471faba7/397a335dfae5474fa9f479e8735cf8c7/FLAGee665a4af [2019-11-24 20:52:13,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:13,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label50.c [2019-11-24 20:52:13,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7471faba7/397a335dfae5474fa9f479e8735cf8c7/FLAGee665a4af [2019-11-24 20:52:13,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7471faba7/397a335dfae5474fa9f479e8735cf8c7 [2019-11-24 20:52:13,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:13,240 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:13,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:13,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:13,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:13,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:13" (1/1) ... [2019-11-24 20:52:13,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460ff07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:13, skipping insertion in model container [2019-11-24 20:52:13,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:13" (1/1) ... [2019-11-24 20:52:13,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:13,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:14,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:14,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:15,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:15,402 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:15,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15 WrapperNode [2019-11-24 20:52:15,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:15,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:15,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:15,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:15,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:15,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:15,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:15,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:15,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:15" (1/1) ... [2019-11-24 20:52:15,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:15,854 INFO L168 Benchmark]: Toolchain (without parser) took 2612.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:15,855 INFO L168 Benchmark]: CDTParser took 1.15 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. [2019-11-24 20:52:15,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2164.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:15,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.44 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:15,865 INFO L168 Benchmark]: Boogie Preprocessor took 210.99 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:15,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 2164.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.44 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.99 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...