./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem10_label55.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 aee201ae5a69a5dae0e73a762806a248d67188c9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label55.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 aee201ae5a69a5dae0e73a762806a248d67188c9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:32,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:32,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:32,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:32,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:32,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:32,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:32,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:32,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:32,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:32,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:32,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:32,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:32,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:32,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:32,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:32,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:32,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:32,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:32,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:32,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:32,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:32,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:32,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:32,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:32,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:32,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:32,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:32,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:32,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:32,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:32,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:32,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:32,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:32,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:32,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:32,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:32,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:32,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:32,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:32,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:32,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:32,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:32,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:32,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:32,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:32,436 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:32,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:32,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:32,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:32,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:32,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:32,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:32,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:32,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:32,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:32,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:32,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:32,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:32,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:32,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:32,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:32,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:32,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:32,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:32,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:32,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:32,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:32,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:32,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:32,453 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 -> aee201ae5a69a5dae0e73a762806a248d67188c9 [2019-11-26 16:45:33,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:33,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:33,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:33,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:33,058 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:33,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2019-11-26 16:45:33,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4dcac7ff/416121f23985471c8b6084fd078f3621/FLAG3cfa1222e [2019-11-26 16:45:34,399 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:34,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2019-11-26 16:45:34,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4dcac7ff/416121f23985471c8b6084fd078f3621/FLAG3cfa1222e [2019-11-26 16:45:34,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4dcac7ff/416121f23985471c8b6084fd078f3621 [2019-11-26 16:45:34,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:34,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:34,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:34,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:34,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:34,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:34" (1/1) ... [2019-11-26 16:45:34,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b770e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:34, skipping insertion in model container [2019-11-26 16:45:34,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:34" (1/1) ... [2019-11-26 16:45:34,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:34,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:35,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:35,745 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:36,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:36,097 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:36,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36 WrapperNode [2019-11-26 16:45:36,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:36,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:36,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:36,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:36,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:36,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:36,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:36,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:36,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:36" (1/1) ... [2019-11-26 16:45:36,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:36,490 INFO L168 Benchmark]: Toolchain (without parser) took 1992.39 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 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,491 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:45:36,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1607.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.67 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,500 INFO L168 Benchmark]: Boogie Preprocessor took 175.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:36,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1607.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.67 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.57 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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 0.1.24-025d5a2 [2019-11-26 16:45:40,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:40,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:40,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:40,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:40,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:40,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:40,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:40,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:40,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:40,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:40,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:40,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:40,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:40,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:40,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:40,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:40,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:40,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:40,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:40,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:40,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:40,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:40,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:40,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:40,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:40,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:40,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:40,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:40,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:40,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:40,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:40,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:40,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:40,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:40,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:40,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:40,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:40,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:40,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:40,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:40,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:40,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:40,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:40,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:40,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:40,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:40,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:40,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:40,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:40,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:40,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:40,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:40,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:40,578 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:40,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:40,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:40,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:40,581 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:40,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:40,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:40,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:40,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:40,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:40,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:40,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:40,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:40,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:40,587 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:40,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:40,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:40,588 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:40,589 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 -> aee201ae5a69a5dae0e73a762806a248d67188c9 [2019-11-26 16:45:41,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:41,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:41,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:41,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:41,218 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:41,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2019-11-26 16:45:41,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d1866f02/bf424841d84948a6b192c0e45557cdf4/FLAGab4146239 [2019-11-26 16:45:42,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:42,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label55.c [2019-11-26 16:45:42,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d1866f02/bf424841d84948a6b192c0e45557cdf4/FLAGab4146239 [2019-11-26 16:45:42,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d1866f02/bf424841d84948a6b192c0e45557cdf4 [2019-11-26 16:45:42,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:42,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:42,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:42,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:42,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:42,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:42" (1/1) ... [2019-11-26 16:45:42,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:42, skipping insertion in model container [2019-11-26 16:45:42,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:42" (1/1) ... [2019-11-26 16:45:42,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:42,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:43,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:43,798 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:44,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:44,192 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:44,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44 WrapperNode [2019-11-26 16:45:44,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:44,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:44,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:44,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:44,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:44,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:44,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:44,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:44,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:44,628 INFO L168 Benchmark]: Toolchain (without parser) took 2106.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:44,629 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:45:44,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1679.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:44,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.93 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:44,635 INFO L168 Benchmark]: Boogie Preprocessor took 197.44 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:44,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1679.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.93 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.44 ms. Allocated memory is still 1.0 GB. Free memory is still 956.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...