./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem04_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 71542f30d64736f504c9a59338afc81138682d6c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_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 71542f30d64736f504c9a59338afc81138682d6c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:01,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:01,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:01,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:01,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:01,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:01,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:01,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:01,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:01,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:01,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:01,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:01,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:01,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:01,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:01,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:01,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:01,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:01,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:01,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:01,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:01,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:01,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:01,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:01,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:01,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:01,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:01,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:01,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:01,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:01,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:01,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:01,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:01,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:01,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:01,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:01,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:01,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:01,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:01,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:01,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:01,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:01,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:01,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:01,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:01,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:01,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:01,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:01,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:01,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:01,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:01,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:01,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:01,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:01,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:01,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:01,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:01,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:01,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:01,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:01,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:01,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:01,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:01,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:01,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:01,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:01,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:01,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:01,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:01,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:01,545 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 -> 71542f30d64736f504c9a59338afc81138682d6c [2019-11-27 09:23:02,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:02,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:02,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:02,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:02,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:02,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-27 09:23:02,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834a833e2/df4ffa10d1bf417fa4d740eae806616a/FLAG39f974918 [2019-11-27 09:23:04,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:04,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-27 09:23:04,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834a833e2/df4ffa10d1bf417fa4d740eae806616a/FLAG39f974918 [2019-11-27 09:23:04,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/834a833e2/df4ffa10d1bf417fa4d740eae806616a [2019-11-27 09:23:04,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:04,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:04,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:04,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:04,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:04,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,441 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 09:23:04, skipping insertion in model container [2019-11-27 09:23:04,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:04" (1/1) ... [2019-11-27 09:23:04,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:04,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:07,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:07,706 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:09,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:09,338 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:09,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09 WrapperNode [2019-11-27 09:23:09,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:09,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:09,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:09,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:09,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:09,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:09,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:09,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:09,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:09,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:10,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:10,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:10,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:09" (1/1) ... [2019-11-27 09:23:10,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:10,424 INFO L168 Benchmark]: Toolchain (without parser) took 6006.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 750.0 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,425 INFO L168 Benchmark]: CDTParser took 0.48 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 09:23:10,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4924.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 820.2 MB in the end (delta: 122.9 MB). Peak memory consumption was 122.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 573.69 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,435 INFO L168 Benchmark]: Boogie Preprocessor took 498.94 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 750.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:10,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 4924.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 820.2 MB in the end (delta: 122.9 MB). Peak memory consumption was 122.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 573.69 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 498.94 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 750.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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-da95e15 [2019-11-27 09:23:14,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:14,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:14,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:14,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:14,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:14,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:14,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:14,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:14,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:14,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:14,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:14,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:14,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:14,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:14,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:14,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:14,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:14,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:14,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:14,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:14,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:14,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:14,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:14,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:14,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:14,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:14,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:14,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:14,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:14,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:14,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:14,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:14,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:14,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:14,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:14,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:14,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:14,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:14,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:14,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:14,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:14,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:14,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:14,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:14,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:14,978 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:14,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:14,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:14,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:14,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:14,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:14,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:14,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:14,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:14,982 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:14,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:14,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:14,983 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:14,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:14,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:14,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:14,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:14,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:14,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:14,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:14,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:14,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:14,991 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:14,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:14,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:14,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:14,995 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 -> 71542f30d64736f504c9a59338afc81138682d6c [2019-11-27 09:23:15,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:15,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:15,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:15,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:15,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:15,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-27 09:23:15,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a076fdbd/0a79d8d15b864f408bac7daf986475f6/FLAG179932f0d [2019-11-27 09:23:17,625 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:17,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label55.c [2019-11-27 09:23:17,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a076fdbd/0a79d8d15b864f408bac7daf986475f6/FLAG179932f0d [2019-11-27 09:23:17,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a076fdbd/0a79d8d15b864f408bac7daf986475f6 [2019-11-27 09:23:17,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:17,743 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:17,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:17,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:17,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:17,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17, skipping insertion in model container [2019-11-27 09:23:17,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:18,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:21,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:21,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:22,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:22,935 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:22,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22 WrapperNode [2019-11-27 09:23:22,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:22,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:22,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:22,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:22,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:23,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:23,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:23,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:23,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:23,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:22" (1/1) ... [2019-11-27 09:23:24,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:24,055 INFO L168 Benchmark]: Toolchain (without parser) took 6304.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 727.1 MB in the end (delta: 217.4 MB). Peak memory consumption was 217.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:24,056 INFO L168 Benchmark]: CDTParser took 3.03 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 09:23:24,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5189.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:24,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 527.26 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:24,067 INFO L168 Benchmark]: Boogie Preprocessor took 579.27 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 727.1 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:24,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.03 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 5189.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 527.26 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 757.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 579.27 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 727.1 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...