./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/stack_longer-2.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/stack_longer-2.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 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/stack_longer-2.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 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:26:07,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:07,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:07,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:07,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:07,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:07,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:07,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:07,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:07,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:07,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:07,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:07,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:07,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:07,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:07,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:07,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:07,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:07,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:07,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:07,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:07,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:07,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:07,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:07,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:07,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:07,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:07,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:07,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:07,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:07,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:07,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:07,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:07,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:07,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:07,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:07,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:07,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:07,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:07,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:07,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:07,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:07,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:07,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:07,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:07,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:07,767 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:07,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:07,768 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:07,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:07,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:07,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:07,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:07,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:07,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:07,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:07,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:07,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:07,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:07,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:07,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:07,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:07,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:07,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:07,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:07,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:07,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:07,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:07,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:07,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:07,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:07,784 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 -> 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 [2019-11-24 21:26:08,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:08,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:08,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:08,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:08,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:08,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-24 21:26:08,570 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b94f6c95c/0d2991df9468470487af84d7cc08139f/FLAGdd1f269a7 [2019-11-24 21:26:09,828 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:09,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-24 21:26:09,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b94f6c95c/0d2991df9468470487af84d7cc08139f/FLAGdd1f269a7 [2019-11-24 21:26:09,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b94f6c95c/0d2991df9468470487af84d7cc08139f [2019-11-24 21:26:09,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:09,918 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:09,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:09,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:09,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:09,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:09" (1/1) ... [2019-11-24 21:26:09,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10339ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:09, skipping insertion in model container [2019-11-24 21:26:09,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:09" (1/1) ... [2019-11-24 21:26:09,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:10,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:11,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:11,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:11,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:11,911 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:11,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11 WrapperNode [2019-11-24 21:26:11,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:11,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:11,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:11,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:11,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:12,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:12,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:12,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:12,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:11" (1/1) ... [2019-11-24 21:26:12,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:12,225 INFO L168 Benchmark]: Toolchain (without parser) took 2299.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 932.2 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:12,226 INFO L168 Benchmark]: CDTParser took 3.25 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 21:26:12,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1993.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.9 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:12,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.08 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:12,238 INFO L168 Benchmark]: Boogie Preprocessor took 116.69 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:12,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.25 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 1993.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.9 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.08 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.69 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.2 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 0.1.24-32f2683 [2019-11-24 21:26:16,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:16,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:16,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:16,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:16,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:16,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:16,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:16,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:16,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:16,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:16,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:16,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:16,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:16,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:16,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:16,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:16,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:16,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:16,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:16,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:16,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:16,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:16,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:16,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:16,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:16,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:16,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:16,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:16,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:16,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:16,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:16,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:16,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:16,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:16,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:16,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:16,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:16,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:16,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:16,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:16,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:16,390 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:16,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:16,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:16,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:16,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:16,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:16,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:16,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:16,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:16,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:16,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:16,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:16,404 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:16,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:16,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:16,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:16,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:16,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:16,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:16,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:16,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:16,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:16,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:16,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:16,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:16,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:16,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:16,414 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:16,414 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:16,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:16,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:16,416 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 -> 67a25c9874f6ddc470df7d78fecd876e6bc6fb23 [2019-11-24 21:26:17,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:17,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:17,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:17,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:17,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:17,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-24 21:26:17,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edfd89aa4/1d225579e0dc468d963ef1a4a6cb77c6/FLAG3aa148dd6 [2019-11-24 21:26:18,532 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:18,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-2.i [2019-11-24 21:26:18,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edfd89aa4/1d225579e0dc468d963ef1a4a6cb77c6/FLAG3aa148dd6 [2019-11-24 21:26:18,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edfd89aa4/1d225579e0dc468d963ef1a4a6cb77c6 [2019-11-24 21:26:18,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:18,628 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:18,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:18,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:18,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:18,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:18" (1/1) ... [2019-11-24 21:26:18,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:18, skipping insertion in model container [2019-11-24 21:26:18,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:18" (1/1) ... [2019-11-24 21:26:18,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:18,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:20,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:20,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:20,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:20,570 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:20,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20 WrapperNode [2019-11-24 21:26:20,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:20,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:20,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:20,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:20,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:20,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:20,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:20,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:20,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:20" (1/1) ... [2019-11-24 21:26:20,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:20,903 INFO L168 Benchmark]: Toolchain (without parser) took 2273.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 932.0 MB in the end (delta: 35.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:20,915 INFO L168 Benchmark]: CDTParser took 0.39 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 21:26:20,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1945.25 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 937.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:20,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.88 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 932.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:20,918 INFO L168 Benchmark]: Boogie Preprocessor took 135.68 ms. Allocated memory is still 1.0 GB. Free memory is still 932.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:20,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1945.25 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 937.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.88 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 932.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.68 ms. Allocated memory is still 1.0 GB. Free memory is still 932.0 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...