./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-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 18f8c11d6085f6594f0f2021411e68b8ac706f42 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-nondet/nondet-loop-bound-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 18f8c11d6085f6594f0f2021411e68b8ac706f42 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:36:24,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:24,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:24,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:24,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:24,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:24,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:24,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:24,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:24,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:24,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:24,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:24,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:24,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:24,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:24,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:24,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:24,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:24,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:24,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:24,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:24,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:24,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:24,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:24,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:24,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:24,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:24,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:24,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:24,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:24,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:24,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:24,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:24,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:24,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:24,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:24,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:24,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:24,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:24,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:24,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:24,432 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:36:24,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:24,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:24,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:24,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:24,482 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:24,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:24,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:24,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:36:24,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:24,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:24,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:24,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:24,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:24,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:24,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:24,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:24,492 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:24,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:24,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:24,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:24,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:24,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:24,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:24,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:24,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:24,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:24,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:36:24,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:36:24,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:24,500 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 -> 18f8c11d6085f6594f0f2021411e68b8ac706f42 [2019-11-24 21:36:25,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:25,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:25,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:25,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:25,138 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:25,139 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-24 21:36:25,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6141832d8/7a473921b4e546babd37bc05d804c121/FLAG6efa14a4b [2019-11-24 21:36:26,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:26,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-24 21:36:26,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6141832d8/7a473921b4e546babd37bc05d804c121/FLAG6efa14a4b [2019-11-24 21:36:26,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6141832d8/7a473921b4e546babd37bc05d804c121 [2019-11-24 21:36:26,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:26,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:26,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:26,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:26,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:26,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:26" (1/1) ... [2019-11-24 21:36:26,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4852b4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:26, skipping insertion in model container [2019-11-24 21:36:26,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:26" (1/1) ... [2019-11-24 21:36:26,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:26,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:27,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:27,821 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:27,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:28,107 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:28,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28 WrapperNode [2019-11-24 21:36:28,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:28,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:28,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:28,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:28,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:28,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:28,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:28,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:28,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:28" (1/1) ... [2019-11-24 21:36:28,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:28,330 INFO L168 Benchmark]: Toolchain (without parser) took 1612.54 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 960.9 MB in the end (delta: 749.9 kB). Peak memory consumption was 815.4 kB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,331 INFO L168 Benchmark]: CDTParser took 2.74 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:28,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1414.12 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 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:28,342 INFO L168 Benchmark]: Boogie Preprocessor took 81.61 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 1414.12 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 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.61 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 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 0.1.24-32f2683 [2019-11-24 21:36:32,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:32,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:32,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:32,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:32,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:32,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:32,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:32,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:32,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:32,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:32,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:32,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:32,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:32,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:32,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:32,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:32,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:32,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:32,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:32,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:32,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:32,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:32,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:32,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:32,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:32,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:32,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:32,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:32,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:32,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:32,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:32,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:32,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:32,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:32,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:32,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:32,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:32,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:32,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:32,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:32,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:36:32,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:32,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:32,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:32,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:32,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:32,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:32,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:32,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:32,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:32,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:32,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:32,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:32,534 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:32,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:36:32,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:36:32,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:32,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:32,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:32,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:32,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:32,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:32,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:32,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:32,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:32,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:32,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:32,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:32,545 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:36:32,545 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:36:32,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:32,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:36:32,547 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 -> 18f8c11d6085f6594f0f2021411e68b8ac706f42 [2019-11-24 21:36:33,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:33,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:33,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:33,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:33,232 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:33,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-24 21:36:33,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc7179af/afe05f1e171c439db206e5a0022423c2/FLAG27cb5cb54 [2019-11-24 21:36:34,656 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:34,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-1.i [2019-11-24 21:36:34,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc7179af/afe05f1e171c439db206e5a0022423c2/FLAG27cb5cb54 [2019-11-24 21:36:34,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbc7179af/afe05f1e171c439db206e5a0022423c2 [2019-11-24 21:36:34,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:34,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:34,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:34,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:34,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:34,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:34" (1/1) ... [2019-11-24 21:36:34,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4852b4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:34, skipping insertion in model container [2019-11-24 21:36:34,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:34" (1/1) ... [2019-11-24 21:36:34,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:34,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:35,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:36,001 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:36,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:36,316 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:36,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36 WrapperNode [2019-11-24 21:36:36,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:36,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:36,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:36,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:36,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:36,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:36,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:36,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:36,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:36,592 INFO L168 Benchmark]: Toolchain (without parser) took 1822.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:36,595 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:36,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1546.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 727.8 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:36,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.82 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:36,611 INFO L168 Benchmark]: Boogie Preprocessor took 119.69 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. [2019-11-24 21:36:36,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1546.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 727.8 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.82 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.69 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...