./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label22.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_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:32,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:32,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:32,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:32,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:32,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:32,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:32,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:32,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:32,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:32,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:32,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:32,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:32,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:32,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:32,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:32,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:32,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:32,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:32,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:32,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:32,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:32,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:32,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:32,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:32,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:32,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:32,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:32,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:32,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:32,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:32,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:32,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:32,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:32,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:32,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:32,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:32,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:32,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:32,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:32,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:32,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:32,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:32,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:32,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:32,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:32,558 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:32,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:32,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:32,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:32,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:32,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:32,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:32,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:32,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:32,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:32,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:32,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:32,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:32,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:32,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:32,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:32,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:32,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:32,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:32,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:32,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:32,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:32,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:32,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:32,575 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-27 09:22:33,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:33,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:33,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:33,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:33,266 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:33,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 09:22:33,466 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431ece401/cd8d85913a8949a98e8230b6ad8983e4/FLAGa4f91c7b6 [2019-11-27 09:22:35,166 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:35,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 09:22:35,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431ece401/cd8d85913a8949a98e8230b6ad8983e4/FLAGa4f91c7b6 [2019-11-27 09:22:35,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431ece401/cd8d85913a8949a98e8230b6ad8983e4 [2019-11-27 09:22:35,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:35,295 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:35,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:35,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:35,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:35,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:35" (1/1) ... [2019-11-27 09:22:35,315 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 09:22:35, skipping insertion in model container [2019-11-27 09:22:35,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:35" (1/1) ... [2019-11-27 09:22:35,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:35,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:39,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:39,502 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:41,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:41,420 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:41,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41 WrapperNode [2019-11-27 09:22:41,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:41,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:41,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:41,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:41,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:41,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:41,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:41,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:41,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:42,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:42,410 INFO L168 Benchmark]: Toolchain (without parser) took 7114.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 750.2 MB in the end (delta: 200.0 MB). Peak memory consumption was 200.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,413 INFO L168 Benchmark]: CDTParser took 3.57 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:42,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6133.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 813.2 MB in the end (delta: 137.0 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 474.46 ms. Allocated memory is still 1.0 GB. Free memory was 813.2 MB in the beginning and 778.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,423 INFO L168 Benchmark]: Boogie Preprocessor took 497.24 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:42,435 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.57 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 6133.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 813.2 MB in the end (delta: 137.0 MB). Peak memory consumption was 137.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 474.46 ms. Allocated memory is still 1.0 GB. Free memory was 813.2 MB in the beginning and 778.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 497.24 ms. Allocated memory is still 1.0 GB. Free memory was 778.9 MB in the beginning and 750.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 09:22:46,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:46,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:46,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:46,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:46,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:46,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:46,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:46,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:46,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:46,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:46,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:46,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:46,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:46,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:46,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:46,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:46,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:46,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:46,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:46,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:46,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:46,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:46,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:46,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:46,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:46,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:46,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:46,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:46,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:46,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:46,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:46,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:46,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:46,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:46,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:46,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:46,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:46,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:46,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:46,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:46,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:46,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:46,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:46,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:46,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:46,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:46,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:46,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:46,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:46,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:46,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:46,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:46,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:46,552 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:46,552 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:46,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:46,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:46,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:46,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:46,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:46,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:46,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:46,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:46,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:46,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:46,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:46,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:46,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:46,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:46,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:46,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:46,567 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-27 09:22:47,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:47,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:47,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:47,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:47,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:47,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 09:22:47,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d56cad0/deb2dced9a8e44a6bd92ca06321db9aa/FLAG5e5e33af3 [2019-11-27 09:22:49,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:49,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-27 09:22:49,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d56cad0/deb2dced9a8e44a6bd92ca06321db9aa/FLAG5e5e33af3 [2019-11-27 09:22:49,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7d56cad0/deb2dced9a8e44a6bd92ca06321db9aa [2019-11-27 09:22:49,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:49,287 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:49,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:49,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:49,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:49,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:49" (1/1) ... [2019-11-27 09:22:49,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:49, skipping insertion in model container [2019-11-27 09:22:49,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:49" (1/1) ... [2019-11-27 09:22:49,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:49,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:52,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:52,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:54,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:54,635 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:54,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54 WrapperNode [2019-11-27 09:22:54,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:54,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:54,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:54,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:54,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:54,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:55,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:55,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:55,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,636 INFO L168 Benchmark]: Toolchain (without parser) took 6344.10 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 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,637 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. [2019-11-27 09:22:55,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5343.45 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 535.44 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,648 INFO L168 Benchmark]: Boogie Preprocessor took 454.26 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,660 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 5343.45 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 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 535.44 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 454.26 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 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...