./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-ext/25_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 093292dbd46698a6682a7d39b0a14cc643878be8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext/25_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 093292dbd46698a6682a7d39b0a14cc643878be8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:21,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:21,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:21,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:21,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:21,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:21,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:21,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:21,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:21,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:21,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:21,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:21,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:21,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:21,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:21,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:21,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:21,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:21,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:21,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:21,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:21,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:21,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:21,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:21,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:21,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:21,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:21,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:21,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:21,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:21,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:21,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:21,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:21,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:21,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:21,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:21,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:21,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:21,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:21,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:21,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:21,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:21,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:21,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:21,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:21,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:21,292 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:21,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:21,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:21,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:21,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:21,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:21,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:21,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:21,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:21,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:21,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:21,295 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:21,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:21,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:21,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:21,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:21,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:21,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:21,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:21,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:21,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:21,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:21,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:21,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:21,301 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 -> 093292dbd46698a6682a7d39b0a14cc643878be8 [2019-11-27 10:08:21,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:21,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:21,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:21,791 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:21,791 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:21,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-27 10:08:21,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec80a963a/a257109e5aa845629dc06e261f092870/FLAG618f15c5d [2019-11-27 10:08:22,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:22,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-27 10:08:22,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec80a963a/a257109e5aa845629dc06e261f092870/FLAG618f15c5d [2019-11-27 10:08:22,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec80a963a/a257109e5aa845629dc06e261f092870 [2019-11-27 10:08:22,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:22,925 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:22,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:22,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:22,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:22,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d13d170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22, skipping insertion in model container [2019-11-27 10:08:22,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:23,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:23,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:23,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:23,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:23,950 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:23,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23 WrapperNode [2019-11-27 10:08:23,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:23,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:23,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:23,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:23,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:24,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:24,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:24,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:24,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:24,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:24,121 INFO L168 Benchmark]: Toolchain (without parser) took 1188.92 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 966.7 MB in the end (delta: -695.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:24,132 INFO L168 Benchmark]: CDTParser took 3.18 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 10:08:24,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1020.55 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 972.4 MB in the end (delta: -6.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:24,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.45 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:24,140 INFO L168 Benchmark]: Boogie Preprocessor took 73.52 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. [2019-11-27 10:08:24,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.18 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 1020.55 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 972.4 MB in the end (delta: -6.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 85.45 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.52 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:26,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:26,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:26,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:26,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:26,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:26,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:26,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:26,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:26,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:26,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:26,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:26,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:26,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:26,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:26,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:26,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:26,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:26,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:26,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:26,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:26,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:26,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:26,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:26,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:26,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:26,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:26,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:26,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:26,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:26,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:26,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:26,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:26,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:26,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:26,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:26,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:26,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:26,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:26,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:26,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:26,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:26,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:26,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:26,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:26,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:26,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:26,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:26,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:26,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:26,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:26,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:26,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:26,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:26,995 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:26,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:26,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:26,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:26,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:26,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:26,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:26,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:27,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:27,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:27,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:27,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:27,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:27,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:27,001 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:27,001 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:27,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:27,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:27,002 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 -> 093292dbd46698a6682a7d39b0a14cc643878be8 [2019-11-27 10:08:27,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:27,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:27,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:27,424 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:27,425 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:27,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-27 10:08:27,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa69b2b71/831830e6373c4c619c5b4129706d5bd0/FLAGbe28703dd [2019-11-27 10:08:28,364 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:28,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-27 10:08:28,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa69b2b71/831830e6373c4c619c5b4129706d5bd0/FLAGbe28703dd [2019-11-27 10:08:28,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa69b2b71/831830e6373c4c619c5b4129706d5bd0 [2019-11-27 10:08:28,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:28,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:28,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:28,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:28,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:28,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:28" (1/1) ... [2019-11-27 10:08:28,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a851b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:28, skipping insertion in model container [2019-11-27 10:08:28,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:28" (1/1) ... [2019-11-27 10:08:28,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:28,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:29,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:29,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:29,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:29,623 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:29,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29 WrapperNode [2019-11-27 10:08:29,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:29,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:29,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:29,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:29,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,690 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:29,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:29,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:29,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:29,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:29" (1/1) ... [2019-11-27 10:08:29,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:29,839 INFO L168 Benchmark]: Toolchain (without parser) took 1272.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:29,841 INFO L168 Benchmark]: CDTParser took 1.70 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 10:08:29,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.58 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: 688.2 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:29,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.17 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 10:08:29,846 INFO L168 Benchmark]: Boogie Preprocessor took 91.34 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 10:08:29,858 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 1060.58 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: 688.2 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.17 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. * Boogie Preprocessor took 91.34 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...