./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label41.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/Problem05_label41.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 f843c3b39b1df513dbda5359caee61cacff188a5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label41.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 f843c3b39b1df513dbda5359caee61cacff188a5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:45:46,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:46,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:46,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:46,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:46,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:46,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:46,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:46,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:46,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:46,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:46,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:46,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:46,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:46,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:46,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:46,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:46,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:46,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:46,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:46,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:46,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:46,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:46,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:46,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:46,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:46,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:46,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:46,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:46,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:46,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:46,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:46,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:46,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:46,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:46,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:46,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:46,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:46,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:46,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:46,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:46,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:46,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:46,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:46,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:46,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:46,262 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:46,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:46,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:46,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:46,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:46,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:46,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:46,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:46,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:46,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:46,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:46,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:46,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:46,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:46,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:46,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:46,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:46,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:46,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:46,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:46,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:46,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:46,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:46,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:46,280 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 -> f843c3b39b1df513dbda5359caee61cacff188a5 [2019-11-27 15:45:46,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:46,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:46,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:46,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:46,948 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:46,951 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 15:45:47,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fb0fbfcb/d8a4563a55874f5f815569f30da203d1/FLAGd9bca62a4 [2019-11-27 15:45:49,121 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:49,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 15:45:49,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fb0fbfcb/d8a4563a55874f5f815569f30da203d1/FLAGd9bca62a4 [2019-11-27 15:45:49,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fb0fbfcb/d8a4563a55874f5f815569f30da203d1 [2019-11-27 15:45:49,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:49,317 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:49,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:49,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:49,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:49,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:49,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:49, skipping insertion in model container [2019-11-27 15:45:49,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:49" (1/1) ... [2019-11-27 15:45:49,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:49,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:54,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:54,823 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:57,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:57,627 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:57,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57 WrapperNode [2019-11-27 15:45:57,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:57,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:57,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:57,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:57,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:57,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:58,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:58,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:58,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:58,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:58,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:58,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:58,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:58,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:58,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:59,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:59,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:57" (1/1) ... [2019-11-27 15:45:59,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:59,304 INFO L168 Benchmark]: Toolchain (without parser) took 9977.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 744.2 MB in the end (delta: 188.7 MB). Peak memory consumption was 188.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:59,307 INFO L168 Benchmark]: CDTParser took 0.79 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 15:45:59,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8310.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 874.0 MB in the end (delta: 58.9 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:59,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 823.49 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 795.1 MB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:59,315 INFO L168 Benchmark]: Boogie Preprocessor took 834.23 ms. Allocated memory is still 1.0 GB. Free memory was 795.1 MB in the beginning and 744.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:59,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 8310.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 874.0 MB in the end (delta: 58.9 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 823.49 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 795.1 MB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 834.23 ms. Allocated memory is still 1.0 GB. Free memory was 795.1 MB in the beginning and 744.2 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 15:46:03,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:03,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:03,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:03,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:03,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:03,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:03,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:03,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:03,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:03,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:03,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:03,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:03,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:03,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:03,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:03,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:03,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:03,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:03,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:03,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:03,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:03,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:03,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:03,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:03,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:03,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:03,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:03,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:03,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:03,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:03,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:03,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:03,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:03,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:03,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:03,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:03,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:03,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:03,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:03,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:03,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:03,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:03,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:03,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:03,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:03,393 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:03,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:03,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:03,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:03,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:03,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:03,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:03,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:03,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:03,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:03,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:03,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:03,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:03,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:03,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:03,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:03,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:03,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:03,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:03,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:03,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:03,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:03,407 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:03,408 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:03,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:03,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:03,410 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 -> f843c3b39b1df513dbda5359caee61cacff188a5 [2019-11-27 15:46:04,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:04,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:04,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:04,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:04,071 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:04,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 15:46:04,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714796d1b/cea3123a7cde48c89d9ed8bd3be8bda2/FLAGc9ff5ead7 [2019-11-27 15:46:06,151 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:06,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label41.c [2019-11-27 15:46:06,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714796d1b/cea3123a7cde48c89d9ed8bd3be8bda2/FLAGc9ff5ead7 [2019-11-27 15:46:06,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/714796d1b/cea3123a7cde48c89d9ed8bd3be8bda2 [2019-11-27 15:46:06,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:06,331 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:06,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:06,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:06,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:06,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:06" (1/1) ... [2019-11-27 15:46:06,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:06, skipping insertion in model container [2019-11-27 15:46:06,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:06" (1/1) ... [2019-11-27 15:46:06,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:06,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:12,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:12,367 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:15,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:15,198 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:15,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15 WrapperNode [2019-11-27 15:46:15,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:15,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:15,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:15,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:15,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:15,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:16,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:16,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:16,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:16,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:16,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:15" (1/1) ... [2019-11-27 15:46:17,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:17,095 INFO L168 Benchmark]: Toolchain (without parser) took 10756.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 715.1 MB in the end (delta: 217.8 MB). Peak memory consumption was 217.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:17,096 INFO L168 Benchmark]: CDTParser took 2.83 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 15:46:17,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8862.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 848.4 MB in the end (delta: 84.5 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:17,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 1032.32 ms. Allocated memory is still 1.0 GB. Free memory was 848.4 MB in the beginning and 771.9 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:17,107 INFO L168 Benchmark]: Boogie Preprocessor took 848.77 ms. Allocated memory is still 1.0 GB. Free memory was 771.9 MB in the beginning and 715.1 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:17,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8862.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 848.4 MB in the end (delta: 84.5 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1032.32 ms. Allocated memory is still 1.0 GB. Free memory was 848.4 MB in the beginning and 771.9 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 848.77 ms. Allocated memory is still 1.0 GB. Free memory was 771.9 MB in the beginning and 715.1 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...