./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem15_label53.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 d3d4e182296665660fe77d9c3c711d657098533f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label53.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 d3d4e182296665660fe77d9c3c711d657098533f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:20,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:20,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:20,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:20,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:20,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:20,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:20,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:20,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:20,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:20,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:20,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:20,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:20,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:20,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:20,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:20,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:20,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:20,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:20,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:20,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:20,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:20,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:20,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:20,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:20,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:20,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:20,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:20,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:20,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:20,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:20,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:20,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:20,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:20,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:20,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:20,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:20,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:20,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:20,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:20,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:20,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:20,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:20,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:20,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:20,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:20,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:20,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:20,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:20,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:20,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:20,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:20,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:20,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:20,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:20,412 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:20,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:20,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:20,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:20,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:20,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:20,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:20,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:20,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:20,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:20,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:20,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:20,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:20,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:20,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:20,420 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 -> d3d4e182296665660fe77d9c3c711d657098533f [2019-11-27 15:58:21,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:21,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:21,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:21,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:21,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:21,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 15:58:21,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b64c2d5/52459cccdb8a417190a21c459ca1f961/FLAG5d407e799 [2019-11-27 15:58:22,707 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:22,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 15:58:22,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b64c2d5/52459cccdb8a417190a21c459ca1f961/FLAG5d407e799 [2019-11-27 15:58:22,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01b64c2d5/52459cccdb8a417190a21c459ca1f961 [2019-11-27 15:58:22,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:22,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:22,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:22,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:22,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:22,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:22" (1/1) ... [2019-11-27 15:58:22,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:22, skipping insertion in model container [2019-11-27 15:58:22,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:22" (1/1) ... [2019-11-27 15:58:22,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:23,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:24,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:24,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:25,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:25,540 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:25,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25 WrapperNode [2019-11-27 15:58:25,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:25,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:25,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:25,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:25,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:25,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:25,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:25,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:25,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:25,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:26,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:25" (1/1) ... [2019-11-27 15:58:26,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:26,476 INFO L168 Benchmark]: Toolchain (without parser) took 3655.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 863.6 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,478 INFO L168 Benchmark]: CDTParser took 0.39 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 15:58:26,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2727.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 920.9 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 447.53 ms. Allocated memory is still 1.0 GB. Free memory was 920.9 MB in the beginning and 880.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,488 INFO L168 Benchmark]: Boogie Preprocessor took 470.67 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:26,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2727.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 920.9 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 447.53 ms. Allocated memory is still 1.0 GB. Free memory was 920.9 MB in the beginning and 880.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 470.67 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:58:30,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:30,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:30,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:30,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:30,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:30,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:30,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:30,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:30,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:30,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:30,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:30,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:30,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:30,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:30,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:30,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:30,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:30,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:30,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:30,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:30,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:30,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:30,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:30,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:30,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:30,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:30,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:30,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:30,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:30,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:30,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:30,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:30,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:30,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:30,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:30,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:30,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:30,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:30,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:30,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:30,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:30,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:30,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:30,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:30,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:30,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:30,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:30,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:30,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:30,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:30,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:30,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:30,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:30,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:30,541 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:30,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:30,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:30,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:30,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:30,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:30,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:30,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:30,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:30,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:30,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:30,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:30,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:30,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:30,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:30,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:30,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:30,551 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 -> d3d4e182296665660fe77d9c3c711d657098533f [2019-11-27 15:58:31,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:31,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:31,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:31,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:31,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:31,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 15:58:31,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f6e9bcb/df49fee4cd9f441d9ea4b7b86a99aede/FLAGc607e5480 [2019-11-27 15:58:32,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:32,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 15:58:32,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f6e9bcb/df49fee4cd9f441d9ea4b7b86a99aede/FLAGc607e5480 [2019-11-27 15:58:32,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56f6e9bcb/df49fee4cd9f441d9ea4b7b86a99aede [2019-11-27 15:58:32,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:32,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:32,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:32,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:32,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:32,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:32" (1/1) ... [2019-11-27 15:58:32,829 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 27.11 03:58:32, skipping insertion in model container [2019-11-27 15:58:32,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:32" (1/1) ... [2019-11-27 15:58:32,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:33,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:35,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:35,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:36,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:36,270 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:36,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36 WrapperNode [2019-11-27 15:58:36,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:36,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:36,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:36,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:36,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:36,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:36,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:36,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:36,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:36" (1/1) ... [2019-11-27 15:58:36,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:36,907 INFO L168 Benchmark]: Toolchain (without parser) took 4094.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,908 INFO L168 Benchmark]: CDTParser took 0.38 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 15:58:36,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3463.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.5 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.08 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,917 INFO L168 Benchmark]: Boogie Preprocessor took 280.66 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3463.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.5 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 342.08 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.66 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...