./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem17_label26.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 831e9479ad7b84067b52c34f54c1fb4f47e2a6eb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label26.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 831e9479ad7b84067b52c34f54c1fb4f47e2a6eb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:19,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:19,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:19,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:19,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:19,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:19,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:19,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:19,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:19,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:19,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:19,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:19,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:19,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:19,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:19,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:19,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:19,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:19,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:19,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:19,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:19,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:19,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:19,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:19,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:19,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:19,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:19,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:19,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:19,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:19,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:19,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:19,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:19,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:19,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:19,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:19,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:19,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:19,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:19,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:19,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:19,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:19,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:19,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:19,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:19,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:19,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:19,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:19,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:19,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:19,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:19,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:19,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:19,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:19,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:19,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:19,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:19,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:19,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:19,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:19,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:19,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:19,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:19,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:19,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:19,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:19,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:19,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:19,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:19,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:19,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:19,484 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 -> 831e9479ad7b84067b52c34f54c1fb4f47e2a6eb [2019-11-24 20:56:20,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:20,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:20,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:20,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:20,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:20,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label26.c [2019-11-24 20:56:20,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa5da4e8/aa19dc88ecff44de8518d7b27339a5fa/FLAG07eca4a1e [2019-11-24 20:56:21,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:21,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label26.c [2019-11-24 20:56:21,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa5da4e8/aa19dc88ecff44de8518d7b27339a5fa/FLAG07eca4a1e [2019-11-24 20:56:22,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaa5da4e8/aa19dc88ecff44de8518d7b27339a5fa [2019-11-24 20:56:22,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:22,028 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:22,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:22,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:22,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:22,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22, skipping insertion in model container [2019-11-24 20:56:22,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:22,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:22,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:24,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:24,647 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:25,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:25,734 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:25,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25 WrapperNode [2019-11-24 20:56:25,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:25,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:25,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:25,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:25,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:25,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:26,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:26,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:26,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:26,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:26,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:27,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:27,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:27,246 INFO L168 Benchmark]: Toolchain (without parser) took 5212.30 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 776.5 MB in the end (delta: 185.1 MB). Peak memory consumption was 185.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,247 INFO L168 Benchmark]: CDTParser took 1.24 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. [2019-11-24 20:56:27,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3702.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 645.98 ms. Allocated memory is still 1.0 GB. Free memory was 868.2 MB in the beginning and 810.9 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,255 INFO L168 Benchmark]: Boogie Preprocessor took 850.85 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:27,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 3702.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 645.98 ms. Allocated memory is still 1.0 GB. Free memory was 868.2 MB in the beginning and 810.9 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 850.85 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:31,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:31,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:31,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:31,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:31,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:31,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:31,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:31,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:31,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:31,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:31,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:31,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:31,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:31,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:31,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:31,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:31,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:31,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:31,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:31,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:31,560 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:31,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:31,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:31,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:31,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:31,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:31,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:31,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:31,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:31,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:31,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:31,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:31,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:31,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:31,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:31,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:31,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:31,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:31,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:31,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:31,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:31,657 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:31,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:31,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:31,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:31,666 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:31,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:31,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:31,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:31,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:31,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:31,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:31,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:31,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:31,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:31,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:31,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:31,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:31,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:31,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:31,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:31,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:31,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:31,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:31,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:31,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:31,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:31,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:31,679 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:31,681 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:31,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:31,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:31,684 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 -> 831e9479ad7b84067b52c34f54c1fb4f47e2a6eb [2019-11-24 20:56:32,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:32,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:32,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:32,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:32,313 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:32,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label26.c [2019-11-24 20:56:32,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d108a0a/9b060fc0aee049e88b6a04800dcbaf22/FLAG396ad29db [2019-11-24 20:56:34,204 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:34,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label26.c [2019-11-24 20:56:34,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d108a0a/9b060fc0aee049e88b6a04800dcbaf22/FLAG396ad29db [2019-11-24 20:56:34,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d108a0a/9b060fc0aee049e88b6a04800dcbaf22 [2019-11-24 20:56:34,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:34,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:34,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:34,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:34,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:34,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:34" (1/1) ... [2019-11-24 20:56:34,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:34, skipping insertion in model container [2019-11-24 20:56:34,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:34" (1/1) ... [2019-11-24 20:56:34,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:34,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:37,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:37,119 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:38,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:38,294 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:38,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38 WrapperNode [2019-11-24 20:56:38,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:38,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:38,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:38,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:38,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:38,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:38,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:38,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:38,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:38,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:39,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:38" (1/1) ... [2019-11-24 20:56:39,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:39,082 INFO L168 Benchmark]: Toolchain (without parser) took 4738.09 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 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:39,083 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-24 20:56:39,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3949.94 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:39,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 383.61 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:39,092 INFO L168 Benchmark]: Boogie Preprocessor took 392.76 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:39,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 3949.94 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 383.61 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 392.76 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...