./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label24.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/Problem17_label24.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 41738c9b2c538e308a7589fd05a3157cf3169076 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label24.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 41738c9b2c538e308a7589fd05a3157cf3169076 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:23,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:23,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:23,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:23,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:23,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:23,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:23,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:23,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:23,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:23,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:23,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:23,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:23,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:23,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:23,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:23,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:23,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:23,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:23,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:23,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:23,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:23,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:23,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:23,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:23,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:23,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:23,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:23,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:23,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:23,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:23,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:23,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:23,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:23,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:23,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:23,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:23,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:23,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:23,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:23,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:23,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:23,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:23,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:23,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:23,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:23,627 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:23,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:23,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:23,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:23,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:23,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:23,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:23,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:23,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:23,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:23,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:23,637 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:23,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:23,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:23,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:23,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:23,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:23,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:23,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:23,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:23,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:23,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:23,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:23,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:23,646 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 -> 41738c9b2c538e308a7589fd05a3157cf3169076 [2019-11-27 15:59:24,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:24,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:24,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:24,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:24,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:24,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label24.c [2019-11-27 15:59:24,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c309c85cf/e19b0ea32d6e4aa4a5877179d174d509/FLAGcf0ec248d [2019-11-27 15:59:25,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label24.c [2019-11-27 15:59:26,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c309c85cf/e19b0ea32d6e4aa4a5877179d174d509/FLAGcf0ec248d [2019-11-27 15:59:26,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c309c85cf/e19b0ea32d6e4aa4a5877179d174d509 [2019-11-27 15:59:26,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:26,087 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:26,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:26,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:26,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:26,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:26" (1/1) ... [2019-11-27 15:59:26,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:26, skipping insertion in model container [2019-11-27 15:59:26,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:26" (1/1) ... [2019-11-27 15:59:26,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:26,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:28,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,864 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:29,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:29,829 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:29,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29 WrapperNode [2019-11-27 15:59:29,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:29,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:29,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:29,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:30,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:30,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:30,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:30,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:31,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:31,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:31,136 INFO L168 Benchmark]: Toolchain (without parser) took 5041.13 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 776.5 MB in the end (delta: 185.2 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,137 INFO L168 Benchmark]: CDTParser took 0.42 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 15:59:31,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3738.89 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 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 618.94 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,147 INFO L168 Benchmark]: Boogie Preprocessor took 673.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3738.89 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 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 618.94 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 673.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.5 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 0.1.24-509859d [2019-11-27 15:59:35,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:35,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:35,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:35,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:35,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:35,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:35,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:35,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:35,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:35,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:35,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:35,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:35,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:35,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:35,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:35,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:35,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:35,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:35,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:35,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:35,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:35,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:35,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:35,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:35,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:35,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:35,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:35,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:35,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:35,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:35,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:35,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:35,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:35,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:35,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:35,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:35,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:35,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:35,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:35,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:35,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:35,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:35,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:35,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:35,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:35,312 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:35,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:35,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:35,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:35,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:35,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:35,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:35,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:35,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:35,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:35,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:35,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:35,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:35,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:35,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:35,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:35,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:35,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:35,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:35,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:35,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:35,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:35,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:35,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:35,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:35,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:35,332 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 -> 41738c9b2c538e308a7589fd05a3157cf3169076 [2019-11-27 15:59:35,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:35,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:35,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:35,989 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:35,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:35,991 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label24.c [2019-11-27 15:59:36,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c830f2997/22b1e9409619494ca232ccf1df0fe306/FLAG248d08409 [2019-11-27 15:59:37,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:37,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label24.c [2019-11-27 15:59:37,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c830f2997/22b1e9409619494ca232ccf1df0fe306/FLAG248d08409 [2019-11-27 15:59:37,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c830f2997/22b1e9409619494ca232ccf1df0fe306 [2019-11-27 15:59:37,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:37,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:37,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:37,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:37,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:37,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37, skipping insertion in model container [2019-11-27 15:59:37,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:38,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:40,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:40,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:42,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:42,064 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:42,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42 WrapperNode [2019-11-27 15:59:42,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:42,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:42,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:42,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:42,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:42,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:42,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:42,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:42,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:42" (1/1) ... [2019-11-27 15:59:42,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:42,931 INFO L168 Benchmark]: Toolchain (without parser) took 5116.14 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 793.5 MB in the end (delta: 162.5 MB). Peak memory consumption was 162.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,932 INFO L168 Benchmark]: CDTParser took 0.37 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 15:59:42,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4253.33 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 833.7 MB in the end (delta: 116.5 MB). Peak memory consumption was 116.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 431.79 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 810.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,940 INFO L168 Benchmark]: Boogie Preprocessor took 420.70 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 793.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4253.33 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 833.7 MB in the end (delta: 116.5 MB). Peak memory consumption was 116.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 431.79 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 810.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 420.70 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 793.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...