./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_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 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_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 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:42,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:42,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:42,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:42,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:42,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:42,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:42,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:42,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:42,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:42,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:42,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:42,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:42,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:42,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:42,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:42,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:42,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:42,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:42,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:42,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:42,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:42,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:42,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:42,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:42,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:42,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:42,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:42,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:42,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:42,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:42,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:42,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:42,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:42,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:42,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:42,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:42,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:42,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:42,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:42,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:42,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:42,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:42,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:42,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:42,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:42,270 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:42,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:42,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:42,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:42,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:42,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:42,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:42,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:42,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:42,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:42,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:42,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:42,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:42,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:42,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:42,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:42,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:42,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:42,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:42,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:42,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:42,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:42,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:42,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:42,288 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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-27 15:43:42,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:42,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:42,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:42,897 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:42,901 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:42,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 15:43:43,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10e8c67e6/c9b4f93665b04479a7f15934b9c4055e/FLAGe9456a2a3 [2019-11-27 15:43:44,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:44,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 15:43:44,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10e8c67e6/c9b4f93665b04479a7f15934b9c4055e/FLAGe9456a2a3 [2019-11-27 15:43:44,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10e8c67e6/c9b4f93665b04479a7f15934b9c4055e [2019-11-27 15:43:44,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:44,618 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:44,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:44,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:44,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:44,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:44, skipping insertion in model container [2019-11-27 15:43:44,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:44" (1/1) ... [2019-11-27 15:43:44,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:44,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:46,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:46,426 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:47,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:47,053 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:47,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47 WrapperNode [2019-11-27 15:43:47,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:47,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:47,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:47,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:47,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:47,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:47,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:47,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:47" (1/1) ... [2019-11-27 15:43:47,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:47,603 INFO L168 Benchmark]: Toolchain (without parser) took 2983.04 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 903.8 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,608 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 15:43:47,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2438.12 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 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 286.57 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,614 INFO L168 Benchmark]: Boogie Preprocessor took 249.41 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:47,626 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 2438.12 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 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 286.57 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.41 ms. Allocated memory is still 1.0 GB. Free memory was 915.3 MB in the beginning and 903.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:51,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:51,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:51,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:51,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:51,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:51,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:51,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:51,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:51,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:51,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:51,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:51,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:51,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:51,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:51,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:51,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:51,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:51,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:51,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:51,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:51,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:51,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:51,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:51,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:51,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:51,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:51,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:51,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:51,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:51,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:51,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:51,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:51,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:51,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:51,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:51,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:51,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:51,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:51,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:51,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:51,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:51,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:51,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:51,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:51,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:51,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:51,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:51,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:51,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:51,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:51,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:51,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:51,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:51,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:51,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:51,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:51,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:51,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:51,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:51,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:51,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:51,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:51,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:51,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:51,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:51,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:51,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:51,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:51,710 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:51,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:51,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:51,712 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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-27 15:43:52,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:52,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:52,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:52,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:52,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:52,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 15:43:52,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8668bec05/0e3f6cb7ce7b4ab2857ce3fc4cbe1cac/FLAGd4feb56d6 [2019-11-27 15:43:53,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:53,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-27 15:43:53,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8668bec05/0e3f6cb7ce7b4ab2857ce3fc4cbe1cac/FLAGd4feb56d6 [2019-11-27 15:43:54,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8668bec05/0e3f6cb7ce7b4ab2857ce3fc4cbe1cac [2019-11-27 15:43:54,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:54,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:54,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:54,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:54,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:54,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:54" (1/1) ... [2019-11-27 15:43:54,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:54, skipping insertion in model container [2019-11-27 15:43:54,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:54" (1/1) ... [2019-11-27 15:43:54,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:54,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:55,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:55,934 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:56,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:56,513 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:56,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56 WrapperNode [2019-11-27 15:43:56,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:56,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:56,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:56,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:56,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:56,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:56,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:56,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:56,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:56,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:56,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:56,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:56,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:56,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:56,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:57,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:57,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:56" (1/1) ... [2019-11-27 15:43:57,067 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:57,076 INFO L168 Benchmark]: Toolchain (without parser) took 3006.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:57,077 INFO L168 Benchmark]: CDTParser took 3.56 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 15:43:57,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2446.42 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 955.9 MB in the end (delta: 17.9 kB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:57,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 296.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 933.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:57,088 INFO L168 Benchmark]: Boogie Preprocessor took 254.56 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:57,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 2446.42 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 955.9 MB in the end (delta: 17.9 kB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 296.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 933.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 254.56 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 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...