./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/id_i25_o25-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/recursive-simple/id_i25_o25-1.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 980109aaf5797fcdc56688cd1127831babfd66a2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/recursive-simple/id_i25_o25-1.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 980109aaf5797fcdc56688cd1127831babfd66a2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:05:00,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:00,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:00,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:00,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:00,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:00,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:00,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:00,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:00,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:00,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:00,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:00,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:00,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:00,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:00,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:00,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:00,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:00,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:00,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:00,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:00,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:00,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:00,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:00,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:00,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:00,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:00,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:00,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:00,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:00,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:00,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:00,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:00,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:00,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:00,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:00,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:00,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:00,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:00,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:00,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:00,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:05:00,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:00,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:00,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:00,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:00,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:00,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:00,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:00,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:05:00,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:00,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:00,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:00,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:00,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:00,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:00,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:00,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:00,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:00,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:00,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:00,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:00,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:00,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:00,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:00,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:00,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:00,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:05:00,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:05:00,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:00,603 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 -> 980109aaf5797fcdc56688cd1127831babfd66a2 [2019-11-25 23:05:01,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:01,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:01,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:01,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:01,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:01,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_i25_o25-1.c [2019-11-25 23:05:01,366 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c3eb810/536c753c3a1f47fdb2129a27097cd6a2/FLAG4aa26d7a3 [2019-11-25 23:05:02,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:02,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_i25_o25-1.c [2019-11-25 23:05:02,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c3eb810/536c753c3a1f47fdb2129a27097cd6a2/FLAG4aa26d7a3 [2019-11-25 23:05:02,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48c3eb810/536c753c3a1f47fdb2129a27097cd6a2 [2019-11-25 23:05:02,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:02,449 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:02,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:02,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:02,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:02,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:02,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa44881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02, skipping insertion in model container [2019-11-25 23:05:02,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:02,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:02,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:02,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:02,941 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:02,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:02,994 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:02,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02 WrapperNode [2019-11-25 23:05:02,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:03,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:03,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:03,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:03,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:03,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:03,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:03,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:03,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:02" (1/1) ... [2019-11-25 23:05:03,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:03,214 INFO L168 Benchmark]: Toolchain (without parser) took 757.93 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:03,216 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-25 23:05:03,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.66 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:03,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.35 ms. Allocated memory is still 1.0 GB. Free memory is still 950.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:03,226 INFO L168 Benchmark]: Boogie Preprocessor took 128.52 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 996.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:03,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 542.66 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 69.35 ms. Allocated memory is still 1.0 GB. Free memory is still 950.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.52 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 996.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 9.4 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 0.1.24-65d6cd2 [2019-11-25 23:05:07,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:05:07,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:05:07,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:05:07,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:05:07,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:05:07,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:05:07,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:05:07,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:05:07,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:05:07,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:05:07,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:05:07,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:05:07,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:05:07,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:05:07,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:05:07,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:05:07,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:05:07,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:05:07,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:05:07,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:05:07,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:05:07,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:05:07,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:05:07,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:05:07,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:05:07,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:05:07,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:05:07,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:05:07,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:05:07,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:05:07,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:05:07,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:05:07,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:05:07,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:05:07,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:05:07,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:05:07,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:05:07,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:05:07,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:05:07,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:05:07,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:05:07,354 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:05:07,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:05:07,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:05:07,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:05:07,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:05:07,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:05:07,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:05:07,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:05:07,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:05:07,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:05:07,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:05:07,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:05:07,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:05:07,367 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:05:07,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:05:07,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:05:07,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:05:07,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:05:07,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:05:07,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:05:07,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:05:07,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:05:07,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:05:07,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:05:07,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:05:07,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:05:07,376 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:05:07,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:05:07,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:05:07,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:05:07,378 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 -> 980109aaf5797fcdc56688cd1127831babfd66a2 [2019-11-25 23:05:07,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:05:07,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:05:07,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:05:07,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:05:07,940 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:05:07,944 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_i25_o25-1.c [2019-11-25 23:05:08,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8022cb475/5ffc2555a2e74031b1a8867c30ac10d7/FLAG0edb49cf0 [2019-11-25 23:05:09,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:05:09,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_i25_o25-1.c [2019-11-25 23:05:09,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8022cb475/5ffc2555a2e74031b1a8867c30ac10d7/FLAG0edb49cf0 [2019-11-25 23:05:09,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8022cb475/5ffc2555a2e74031b1a8867c30ac10d7 [2019-11-25 23:05:09,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:05:09,279 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:05:09,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:09,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:05:09,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:05:09,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09, skipping insertion in model container [2019-11-25 23:05:09,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:05:09,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:05:09,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:09,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:05:09,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:05:09,795 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:05:09,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09 WrapperNode [2019-11-25 23:05:09,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:05:09,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:09,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:05:09,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:05:09,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:05:09,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:05:09,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:05:09,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:05:09,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:05:09" (1/1) ... [2019-11-25 23:05:09,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:05:09,979 INFO L168 Benchmark]: Toolchain (without parser) took 685.76 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 996.9 MB in the end (delta: -35.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:09,982 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. [2019-11-25 23:05:09,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:09,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.36 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:05:09,992 INFO L168 Benchmark]: Boogie Preprocessor took 23.94 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:05:10,004 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 512.69 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.36 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 23.94 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...