./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label31.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/Problem11_label31.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 badb5e839449e413568df201e281c68f67c56eac ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label31.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 badb5e839449e413568df201e281c68f67c56eac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:33:05,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:05,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:05,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:05,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:05,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:05,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:05,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:05,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:05,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:05,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:05,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:05,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:05,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:05,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:05,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:05,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:05,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:05,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:05,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:05,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:05,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:05,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:05,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:05,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:05,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:05,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:05,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:05,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:05,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:05,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:05,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:05,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:05,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:05,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:05,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:05,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:05,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:05,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:05,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:05,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:05,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:05,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:05,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:05,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:05,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:05,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:05,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:05,395 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:05,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:05,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:05,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:05,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:05,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:05,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:05,398 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:05,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:05,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:05,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:05,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:05,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:05,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:05,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:05,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:05,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:05,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:05,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:05,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:05,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:05,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:05,407 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 -> badb5e839449e413568df201e281c68f67c56eac [2019-11-27 09:33:06,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:06,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:06,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:06,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:06,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:06,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 09:33:06,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca3d59e9b/15fb9cfd9c6e4e199453ff95ac2406a8/FLAG477738c1c [2019-11-27 09:33:07,646 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:07,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 09:33:07,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca3d59e9b/15fb9cfd9c6e4e199453ff95ac2406a8/FLAG477738c1c [2019-11-27 09:33:07,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca3d59e9b/15fb9cfd9c6e4e199453ff95ac2406a8 [2019-11-27 09:33:07,733 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:07,738 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:07,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:07,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:07,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:07,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:07" (1/1) ... [2019-11-27 09:33:07,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:07, skipping insertion in model container [2019-11-27 09:33:07,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:07" (1/1) ... [2019-11-27 09:33:07,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:07,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:09,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:09,322 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:09,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:09,755 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:09,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09 WrapperNode [2019-11-27 09:33:09,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:09,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:09,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:09,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:09,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:09,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:10,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:10,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:10,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:10,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:09" (1/1) ... [2019-11-27 09:33:10,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:10,348 INFO L168 Benchmark]: Toolchain (without parser) took 2603.84 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 921.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:10,350 INFO L168 Benchmark]: CDTParser took 1.42 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 09:33:10,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2016.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:10,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:10,362 INFO L168 Benchmark]: Boogie Preprocessor took 288.41 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:10,374 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 2016.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 288.41 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 09:33:14,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:14,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:14,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:14,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:14,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:14,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:14,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:14,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:14,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:14,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:14,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:14,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:14,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:14,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:14,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:14,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:14,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:14,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:14,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:14,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:14,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:14,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:14,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:14,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:14,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:14,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:14,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:14,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:14,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:14,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:14,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:14,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:14,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:14,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:14,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:14,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:14,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:14,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:14,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:14,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:14,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:14,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:14,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:14,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:14,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:14,617 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:14,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:14,620 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:14,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:14,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:14,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:14,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:14,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:14,623 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:14,623 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:14,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:14,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:14,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:14,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:14,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:14,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:14,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:14,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:14,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:14,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:14,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:14,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:14,630 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:14,631 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:14,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:14,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:14,634 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 -> badb5e839449e413568df201e281c68f67c56eac [2019-11-27 09:33:15,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:15,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:15,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:15,227 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:15,228 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:15,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 09:33:15,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcca89dca/89604a9bf2784942bc20106308fa3001/FLAGa4b00ba7d [2019-11-27 09:33:16,729 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:16,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 09:33:16,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcca89dca/89604a9bf2784942bc20106308fa3001/FLAGa4b00ba7d [2019-11-27 09:33:16,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcca89dca/89604a9bf2784942bc20106308fa3001 [2019-11-27 09:33:16,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:16,824 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:16,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:16,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:16,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:16,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:16" (1/1) ... [2019-11-27 09:33:16,849 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 27.11 09:33:16, skipping insertion in model container [2019-11-27 09:33:16,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:16" (1/1) ... [2019-11-27 09:33:16,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:16,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:18,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:18,498 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:18,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:18,975 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:18,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18 WrapperNode [2019-11-27 09:33:18,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:18,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:18,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:18,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:19,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:19,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:19,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:19,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:19,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:18" (1/1) ... [2019-11-27 09:33:19,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:19,450 INFO L168 Benchmark]: Toolchain (without parser) took 2625.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:19,451 INFO L168 Benchmark]: CDTParser took 1.81 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 09:33:19,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2150.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:19,456 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.54 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:19,460 INFO L168 Benchmark]: Boogie Preprocessor took 217.44 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:19,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 2150.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.54 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.44 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...