./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label21.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 79a2b9b3df0deda592133ad8079a83707bf29ec3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label21.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 79a2b9b3df0deda592133ad8079a83707bf29ec3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:29,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:29,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:29,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:29,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:29,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:29,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:29,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:29,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:29,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:29,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:29,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:29,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:29,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:29,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:29,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:29,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:29,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:29,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:29,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:29,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:29,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:29,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:29,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:29,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:29,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:29,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:29,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:29,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:29,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:29,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:29,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:29,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:29,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:29,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:29,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:29,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:29,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:29,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:29,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:29,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:29,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:29,265 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:29,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:29,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:29,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:29,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:29,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:29,279 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:29,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:29,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:29,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:29,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:29,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:29,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:29,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:29,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:29,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:29,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:29,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:29,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:29,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:29,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:29,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:29,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:29,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:29,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:29,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:29,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:29,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:29,297 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 -> 79a2b9b3df0deda592133ad8079a83707bf29ec3 [2019-11-25 22:42:29,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:29,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:29,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:29,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:29,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:29,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-25 22:42:30,113 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000f82705/399d10ea91894258a2da3c6a35347ef9/FLAG271ef9c28 [2019-11-25 22:42:31,848 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:31,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-25 22:42:31,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000f82705/399d10ea91894258a2da3c6a35347ef9/FLAG271ef9c28 [2019-11-25 22:42:31,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/000f82705/399d10ea91894258a2da3c6a35347ef9 [2019-11-25 22:42:31,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:31,963 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:31,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:31,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:31,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:31,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:31" (1/1) ... [2019-11-25 22:42:31,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:31, skipping insertion in model container [2019-11-25 22:42:31,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:31" (1/1) ... [2019-11-25 22:42:32,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:32,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:34,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:34,330 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:35,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:35,206 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:35,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35 WrapperNode [2019-11-25 22:42:35,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:35,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:35,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:35,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:35,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:35,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:35,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:35,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:35,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:35,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:35,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:35,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:36,672 INFO L168 Benchmark]: Toolchain (without parser) took 4701.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.2 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,674 INFO L168 Benchmark]: CDTParser took 3.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:36,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3236.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 743.06 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,684 INFO L168 Benchmark]: Boogie Preprocessor took 709.77 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 776.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.52 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 3236.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 743.06 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 709.77 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 776.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:40,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:40,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:40,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:40,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:40,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:40,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:40,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:40,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:40,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:40,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:40,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:40,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:40,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:40,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:40,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:40,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:40,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:40,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:40,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:40,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:40,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:40,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:40,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:40,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:40,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:40,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:40,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:40,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:40,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:40,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:40,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:40,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:40,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:40,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:40,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:40,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:40,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:40,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:40,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:40,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:40,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:40,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:40,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:40,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:40,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:40,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:40,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:40,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:40,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:40,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:40,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:40,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:40,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:40,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:40,666 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:40,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:40,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:40,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:40,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:40,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:40,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:40,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:40,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:40,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:40,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:40,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:40,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:40,675 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:40,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:40,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:40,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:40,678 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 -> 79a2b9b3df0deda592133ad8079a83707bf29ec3 [2019-11-25 22:42:41,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:41,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:41,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:41,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:41,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:41,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-25 22:42:41,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431b88e47/6b4886700bba43c6aeeb21358aa0d3b7/FLAG6f7a19bce [2019-11-25 22:42:42,970 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:42,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-25 22:42:43,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431b88e47/6b4886700bba43c6aeeb21358aa0d3b7/FLAG6f7a19bce [2019-11-25 22:42:43,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431b88e47/6b4886700bba43c6aeeb21358aa0d3b7 [2019-11-25 22:42:43,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:43,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:43,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:43,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:43,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:43,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6797c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:43, skipping insertion in model container [2019-11-25 22:42:43,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:43,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:45,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:45,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:47,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:47,155 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:47,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47 WrapperNode [2019-11-25 22:42:47,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:47,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:47,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:47,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:47,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:47,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:47,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:47,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:47,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:47,987 INFO L168 Benchmark]: Toolchain (without parser) took 4841.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 797.7 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,988 INFO L168 Benchmark]: CDTParser took 4.07 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:47,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4012.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 837.8 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 400.06 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 814.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,997 INFO L168 Benchmark]: Boogie Preprocessor took 419.03 ms. Allocated memory is still 1.0 GB. Free memory was 814.9 MB in the beginning and 797.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:48,006 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.07 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 4012.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 837.8 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 400.06 ms. Allocated memory is still 1.0 GB. Free memory was 837.8 MB in the beginning and 814.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 419.03 ms. Allocated memory is still 1.0 GB. Free memory was 814.9 MB in the beginning and 797.7 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...