./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/fib_bench_longer-1.i --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/pthread/fib_bench_longer-1.i -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 f3cc07a16ea0edd14a6a4296eaa2531788e2547d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pthread/fib_bench_longer-1.i -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 f3cc07a16ea0edd14a6a4296eaa2531788e2547d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:28,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:28,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:28,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:28,064 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:28,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:28,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:28,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:28,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:28,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:28,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:28,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:28,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:28,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:28,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:28,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:28,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:28,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:28,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:28,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:28,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:28,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:28,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:28,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:28,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:28,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:28,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:28,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:28,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:28,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:28,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:28,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:28,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:28,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:28,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:28,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:28,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:28,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:28,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:28,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:28,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:28,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:28,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:28,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:28,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:28,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:28,260 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:28,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:28,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:28,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:28,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:28,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:28,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:28,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:28,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:28,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:28,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:28,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:28,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:28,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:28,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:28,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:28,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:28,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:28,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:28,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:28,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:28,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:28,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:28,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:28,286 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 -> f3cc07a16ea0edd14a6a4296eaa2531788e2547d [2019-11-27 16:29:28,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:28,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:28,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:28,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:28,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:28,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longer-1.i [2019-11-27 16:29:29,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2f8d9e5/d86f758b344b4582afc7f52565bff86f/FLAG011adb73b [2019-11-27 16:29:30,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:30,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longer-1.i [2019-11-27 16:29:30,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2f8d9e5/d86f758b344b4582afc7f52565bff86f/FLAG011adb73b [2019-11-27 16:29:30,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2f8d9e5/d86f758b344b4582afc7f52565bff86f [2019-11-27 16:29:30,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:30,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:30,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:30,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:30,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:30,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:30" (1/1) ... [2019-11-27 16:29:30,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad95f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:30, skipping insertion in model container [2019-11-27 16:29:30,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:30" (1/1) ... [2019-11-27 16:29:30,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:30,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:31,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:31,910 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:32,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:32,209 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:32,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32 WrapperNode [2019-11-27 16:29:32,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:32,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:32,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:32,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:32,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:32,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:32,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:32,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:32,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:32" (1/1) ... [2019-11-27 16:29:32,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:32,404 INFO L168 Benchmark]: Toolchain (without parser) took 1630.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.2 MB in the end (delta: -2.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:32,419 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:32,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1436.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.92 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:32,423 INFO L168 Benchmark]: Boogie Preprocessor took 68.75 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:32,435 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1436.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.92 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.75 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:36,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:36,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:36,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:36,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:36,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:36,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:36,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:36,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:36,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:36,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:36,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:36,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:36,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:36,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:36,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:36,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:36,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:36,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:36,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:36,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:36,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:36,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:36,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:36,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:36,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:36,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:36,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:36,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:36,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:36,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:36,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:36,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:36,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:36,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:36,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:36,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:36,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:36,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:36,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:36,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:36,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:36,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:36,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:36,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:36,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:36,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:36,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:36,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:36,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:36,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:36,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:36,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:36,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:36,572 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:36,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:36,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:36,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:36,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:36,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:36,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:36,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:36,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:36,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:36,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:36,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:36,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:36,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:36,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:36,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:36,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:36,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:36,586 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 -> f3cc07a16ea0edd14a6a4296eaa2531788e2547d [2019-11-27 16:29:37,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:37,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:37,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:37,154 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:37,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:37,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/fib_bench_longer-1.i [2019-11-27 16:29:37,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f799fb061/8cf9b35ed2a2481ca9f73928d4f3ae93/FLAG2f1469403 [2019-11-27 16:29:38,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:38,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/fib_bench_longer-1.i [2019-11-27 16:29:38,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f799fb061/8cf9b35ed2a2481ca9f73928d4f3ae93/FLAG2f1469403 [2019-11-27 16:29:38,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f799fb061/8cf9b35ed2a2481ca9f73928d4f3ae93 [2019-11-27 16:29:38,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:38,608 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:38,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:38,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:38,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:38,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38, skipping insertion in model container [2019-11-27 16:29:38,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:38,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:39,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:39,782 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:39,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:40,102 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:40,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40 WrapperNode [2019-11-27 16:29:40,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:40,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:40,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:40,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:40,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:40,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:40,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:40,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:40,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:40" (1/1) ... [2019-11-27 16:29:40,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:40,315 INFO L168 Benchmark]: Toolchain (without parser) took 1702.15 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 961.0 MB in the end (delta: 706.1 kB). Peak memory consumption was 771.7 kB. Max. memory is 12.5 GB. [2019-11-27 16:29:40,317 INFO L168 Benchmark]: CDTParser took 2.69 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 16:29:40,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1478.90 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:40,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:40,337 INFO L168 Benchmark]: Boogie Preprocessor took 86.28 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:40,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 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 1478.90 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.28 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 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...