./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label38.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/Problem03_label38.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 f6f6898c620b0d8224e47aa166b6d9a445824f7a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label38.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 f6f6898c620b0d8224e47aa166b6d9a445824f7a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:48,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:48,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:48,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:48,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:48,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:48,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:48,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:48,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:48,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:48,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:48,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:48,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:48,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:48,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:48,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:48,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:48,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:48,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:48,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:48,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:48,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:48,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:48,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:48,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:48,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:48,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:48,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:48,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:48,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:48,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:48,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:48,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:48,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:48,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:48,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:48,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:48,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:48,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:48,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:48,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:48,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:49,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:49,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:49,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:49,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:49,033 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:49,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:49,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:49,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:49,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:49,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:49,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:49,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:49,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:49,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:49,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:49,041 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:49,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:49,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:49,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:49,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:49,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:49,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:49,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:49,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:49,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:49,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:49,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:49,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:49,047 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 -> f6f6898c620b0d8224e47aa166b6d9a445824f7a [2019-11-27 15:43:49,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:49,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:49,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:49,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:49,660 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:49,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-27 15:43:49,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f734fa5af/061aaf4767d8442cab0210c6bb3f0844/FLAG3581a2427 [2019-11-27 15:43:51,316 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:51,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-27 15:43:51,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f734fa5af/061aaf4767d8442cab0210c6bb3f0844/FLAG3581a2427 [2019-11-27 15:43:51,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f734fa5af/061aaf4767d8442cab0210c6bb3f0844 [2019-11-27 15:43:51,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:51,416 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:51,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:51,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:51,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:51,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:51" (1/1) ... [2019-11-27 15:43:51,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:51, skipping insertion in model container [2019-11-27 15:43:51,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:51" (1/1) ... [2019-11-27 15:43:51,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:51,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:53,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:53,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:53,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:53,900 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:53,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53 WrapperNode [2019-11-27 15:43:53,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:53,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:53,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:53,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:53,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:53,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:54,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:54,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:54,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:54,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:53" (1/1) ... [2019-11-27 15:43:54,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:54,511 INFO L168 Benchmark]: Toolchain (without parser) took 3089.63 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 903.8 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,512 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 15:43:54,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2487.09 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 932.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.28 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,523 INFO L168 Benchmark]: Boogie Preprocessor took 288.25 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 903.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:54,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2487.09 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 932.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.28 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 921.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 288.25 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 903.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:58,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:58,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:58,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:58,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:58,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:58,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:58,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:58,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:58,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:58,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:58,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:58,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:58,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:58,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:58,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:58,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:58,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:58,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:58,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:58,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:58,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:58,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:58,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:58,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:58,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:58,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:58,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:58,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:58,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:58,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:58,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:58,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:58,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:58,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:58,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:58,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:58,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:58,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:58,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:58,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:58,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:58,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:58,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:58,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:58,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:58,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:58,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:58,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:58,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:58,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:58,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:58,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:58,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:58,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:58,705 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:58,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:58,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:58,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:58,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:58,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:58,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:58,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:58,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:58,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:58,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:58,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:58,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:58,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:58,712 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:58,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:58,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:58,714 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 -> f6f6898c620b0d8224e47aa166b6d9a445824f7a [2019-11-27 15:43:59,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:59,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:59,303 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:59,308 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:59,308 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:59,310 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-27 15:43:59,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cf2c8e3b/8ea9c73be3db45ea82807e76985c142f/FLAGf604c0302 [2019-11-27 15:44:00,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:00,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label38.c [2019-11-27 15:44:00,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cf2c8e3b/8ea9c73be3db45ea82807e76985c142f/FLAGf604c0302 [2019-11-27 15:44:01,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cf2c8e3b/8ea9c73be3db45ea82807e76985c142f [2019-11-27 15:44:01,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:01,156 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:01,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:01,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:01,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:01,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:01" (1/1) ... [2019-11-27 15:44:01,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c929ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:01, skipping insertion in model container [2019-11-27 15:44:01,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:01" (1/1) ... [2019-11-27 15:44:01,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:01,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:03,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:03,049 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:03,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:03,731 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:03,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03 WrapperNode [2019-11-27 15:44:03,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:03,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:03,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:03,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:03,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:03,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:04,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:04,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:04,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:04,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:03" (1/1) ... [2019-11-27 15:44:04,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:04,273 INFO L168 Benchmark]: Toolchain (without parser) took 3116.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 927.3 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:04,277 INFO L168 Benchmark]: CDTParser took 2.82 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 15:44:04,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2577.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:04,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.52 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:04,286 INFO L168 Benchmark]: Boogie Preprocessor took 261.86 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:04,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 2577.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.52 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.86 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 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...