./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label57.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca7ee3d4ea8501a9459bd40473a2d44156effc21 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label57.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca7ee3d4ea8501a9459bd40473a2d44156effc21 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:45,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:45,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:45,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:45,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:45,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:45,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:45,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:45,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:45,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:45,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:45,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:45,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:45,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:45,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:45,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:45,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:45,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:45,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:45,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:45,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:45,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:45,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:45,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:45,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:45,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:45,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:45,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:45,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:45,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:45,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:45,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:45,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:45,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:45,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:45,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:45,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:45,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:45,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:45,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:45,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:45,877 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:45,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:45,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:45,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:45,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:45,912 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:45,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:45,913 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:45,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:45,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:45,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:45,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:45,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:45,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:45,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:45,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:45,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:45,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:45,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:45,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:45,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:45,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:45,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:45,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:45,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:45,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:45,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:45,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:45,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:45,923 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 -> ca7ee3d4ea8501a9459bd40473a2d44156effc21 [2019-11-27 16:01:46,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:46,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:46,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:46,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:46,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:46,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-27 16:01:46,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23edf5b7c/cddc645acb8b457284257e4e4d98c8ff/FLAG5f8dd58ff [2019-11-27 16:01:47,891 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:47,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-27 16:01:47,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23edf5b7c/cddc645acb8b457284257e4e4d98c8ff/FLAG5f8dd58ff [2019-11-27 16:01:48,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23edf5b7c/cddc645acb8b457284257e4e4d98c8ff [2019-11-27 16:01:48,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:48,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:48,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:48,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:48,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:48,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:48" (1/1) ... [2019-11-27 16:01:48,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1598be78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:48, skipping insertion in model container [2019-11-27 16:01:48,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:48" (1/1) ... [2019-11-27 16:01:48,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:48,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:51,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:51,668 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:53,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:53,424 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:53,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53 WrapperNode [2019-11-27 16:01:53,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:53,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:53,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:53,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:53,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:53,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:54,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:54,404 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:54,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:54,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:54,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:54,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:54,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:54,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:55,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:55,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:55,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:53" (1/1) ... [2019-11-27 16:01:56,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:56,257 INFO L168 Benchmark]: Toolchain (without parser) took 8216.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 775.1 MB in the end (delta: 158.0 MB). Peak memory consumption was 393.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,259 INFO L168 Benchmark]: CDTParser took 2.84 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:01:56,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5388.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 878.5 MB in the end (delta: 54.6 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 976.06 ms. Allocated memory is still 1.0 GB. Free memory was 878.5 MB in the beginning and 714.1 MB in the end (delta: 164.3 MB). Peak memory consumption was 164.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,266 INFO L168 Benchmark]: Boogie Preprocessor took 1846.47 ms. Allocated memory is still 1.0 GB. Free memory was 714.1 MB in the beginning and 775.1 MB in the end (delta: -60.9 MB). Peak memory consumption was 174.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:56,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 5388.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 878.5 MB in the end (delta: 54.6 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 976.06 ms. Allocated memory is still 1.0 GB. Free memory was 878.5 MB in the beginning and 714.1 MB in the end (delta: 164.3 MB). Peak memory consumption was 164.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1846.47 ms. Allocated memory is still 1.0 GB. Free memory was 714.1 MB in the beginning and 775.1 MB in the end (delta: -60.9 MB). Peak memory consumption was 174.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:01:59,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:59,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:59,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:59,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:59,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:59,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:59,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:59,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:59,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:59,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:59,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:59,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:59,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:59,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:59,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:59,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:59,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:59,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:59,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:59,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:59,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:59,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:59,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:59,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:59,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:59,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:59,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:59,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:59,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:59,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:59,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:59,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:59,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:59,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:59,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:59,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:59,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:59,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:59,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:59,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:59,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:59,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:59,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:59,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:59,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:59,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:59,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:59,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:59,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:59,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:59,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:59,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:59,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:59,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:59,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:59,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:59,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:59,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:59,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:59,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:59,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:59,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:59,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:59,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:59,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:59,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:59,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:59,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:59,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:59,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:59,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:59,240 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 -> ca7ee3d4ea8501a9459bd40473a2d44156effc21 [2019-11-27 16:01:59,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:59,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:59,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:59,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:59,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:59,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-27 16:01:59,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/746219705/6a5030af5a7849429e1501f436b5d974/FLAG50546d44c [2019-11-27 16:02:01,256 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:02:01,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label57.c [2019-11-27 16:02:01,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/746219705/6a5030af5a7849429e1501f436b5d974/FLAG50546d44c [2019-11-27 16:02:01,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/746219705/6a5030af5a7849429e1501f436b5d974 [2019-11-27 16:02:01,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:02:01,886 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:02:01,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:01,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:02:01,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:02:01,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:02:01" (1/1) ... [2019-11-27 16:02:01,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:01, skipping insertion in model container [2019-11-27 16:02:01,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:02:01" (1/1) ... [2019-11-27 16:02:01,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:02:02,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:02:05,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:05,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:02:07,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:07,551 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:02:07,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07 WrapperNode [2019-11-27 16:02:07,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:07,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:07,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:02:07,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:02:07,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:07,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:08,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:02:08,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:02:08,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:02:08,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:02:09,421 INFO L168 Benchmark]: Toolchain (without parser) took 7529.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 860.9 MB in the end (delta: 70.7 MB). Peak memory consumption was 312.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,422 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:02:09,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5664.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 765.5 MB in the end (delta: 166.1 MB). Peak memory consumption was 251.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,427 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.72 ms. Allocated memory is still 1.0 GB. Free memory was 765.5 MB in the beginning and 696.6 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,430 INFO L168 Benchmark]: Boogie Preprocessor took 1318.00 ms. Allocated memory is still 1.0 GB. Free memory was 696.6 MB in the beginning and 860.9 MB in the end (delta: -164.3 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 5664.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 765.5 MB in the end (delta: 166.1 MB). Peak memory consumption was 251.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.72 ms. Allocated memory is still 1.0 GB. Free memory was 765.5 MB in the beginning and 696.6 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1318.00 ms. Allocated memory is still 1.0 GB. Free memory was 696.6 MB in the beginning and 860.9 MB in the end (delta: -164.3 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...