./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label25.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/Problem01_label25.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 29670da151301b8436a6c7ddafad57f5257b4a8d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label25.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 29670da151301b8436a6c7ddafad57f5257b4a8d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:39:30,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:30,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:30,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:30,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:30,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:30,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:30,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:30,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:30,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:30,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:30,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:30,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:30,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:30,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:30,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:30,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:30,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:30,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:30,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:30,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:30,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:30,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:30,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:30,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:30,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:30,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:30,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:30,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:30,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:30,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:30,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:30,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:30,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:31,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:31,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:31,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:31,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:31,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:31,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:31,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:31,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:31,053 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:31,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:31,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:31,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:31,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:31,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:31,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:31,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:31,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:31,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:31,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:31,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:31,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:31,067 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:31,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:31,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:31,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:31,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:31,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:31,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:31,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:31,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:31,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:31,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:31,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:31,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:31,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:31,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:31,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:31,077 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 -> 29670da151301b8436a6c7ddafad57f5257b4a8d [2019-11-24 20:39:31,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:31,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:31,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:31,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:31,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:31,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label25.c [2019-11-24 20:39:31,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f48b7b407/da4681f48dc74ce38fe722c3fc7f4e6d/FLAGf1446ce38 [2019-11-24 20:39:33,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:33,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label25.c [2019-11-24 20:39:33,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f48b7b407/da4681f48dc74ce38fe722c3fc7f4e6d/FLAGf1446ce38 [2019-11-24 20:39:33,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f48b7b407/da4681f48dc74ce38fe722c3fc7f4e6d [2019-11-24 20:39:33,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:33,274 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:33,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:33,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:33,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:33,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:33, skipping insertion in model container [2019-11-24 20:39:33,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:33" (1/1) ... [2019-11-24 20:39:33,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:33,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:34,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:34,613 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:34,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:34,948 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:34,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34 WrapperNode [2019-11-24 20:39:34,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:34,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:34,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:34,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:34,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:35,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:35,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:35,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:35,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:34" (1/1) ... [2019-11-24 20:39:35,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:35,413 INFO L168 Benchmark]: Toolchain (without parser) took 2129.76 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 961.6 MB in the end (delta: 55.5 kB). Peak memory consumption was 121.0 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,418 INFO L168 Benchmark]: CDTParser took 1.01 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 20:39:35,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.78 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.26 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,430 INFO L168 Benchmark]: Boogie Preprocessor took 217.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:35,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 1669.78 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.26 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:39,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:39,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:39,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:39,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:39,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:39,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:39,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:39,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:39,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:39,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:39,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:39,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:39,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:39,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:39,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:39,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:39,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:39,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:39,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:39,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:39,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:39,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:39,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:39,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:39,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:39,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:39,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:39,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:39,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:39,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:39,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:39,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:39,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:39,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:39,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:39,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:39,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:39,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:39,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:39,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:39,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:39,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:39,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:39,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:39,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:39,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:39,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:39,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:39,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:39,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:39,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:39,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:39,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:39,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:39,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:39,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:39,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:39,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:39,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:39,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:39,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:39,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:39,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:39,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:39,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:39,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:39,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:39,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:39,715 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:39,715 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:39,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:39,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:39,719 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 -> 29670da151301b8436a6c7ddafad57f5257b4a8d [2019-11-24 20:39:40,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:40,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:40,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:40,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:40,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:40,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label25.c [2019-11-24 20:39:40,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47ec0d36/41784a037bd949238547c3250a93f902/FLAG210280148 [2019-11-24 20:39:41,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:41,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label25.c [2019-11-24 20:39:41,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47ec0d36/41784a037bd949238547c3250a93f902/FLAG210280148 [2019-11-24 20:39:42,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c47ec0d36/41784a037bd949238547c3250a93f902 [2019-11-24 20:39:42,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:42,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:42,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:42,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:42,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:42,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:42,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ee707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:42, skipping insertion in model container [2019-11-24 20:39:42,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:42" (1/1) ... [2019-11-24 20:39:42,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:42,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:43,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:43,578 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:43,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:43,871 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:43,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43 WrapperNode [2019-11-24 20:39:43,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:43,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:43,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:43,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:43,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:43,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:44,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:44,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:44,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:44,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:43" (1/1) ... [2019-11-24 20:39:44,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:44,298 INFO L168 Benchmark]: Toolchain (without parser) took 2073.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 960.9 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:44,303 INFO L168 Benchmark]: CDTParser took 2.83 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 20:39:44,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1648.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 978.1 MB in the end (delta: -9.2 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:44,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.37 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:44,312 INFO L168 Benchmark]: Boogie Preprocessor took 191.39 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 960.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:44,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 1648.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 978.1 MB in the end (delta: -9.2 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.37 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.39 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 960.9 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...