./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/stack_longer-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1891bb638db5c84e8fa01d5309bc212f15b49e23 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-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 1891bb638db5c84e8fa01d5309bc212f15b49e23 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:12:50,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:50,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:50,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:50,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:50,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:50,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:50,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:50,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:50,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:50,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:50,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:50,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:50,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:50,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:50,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:50,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:50,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:50,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:50,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:50,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:50,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:50,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:50,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:50,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:50,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:50,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:50,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:50,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:50,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:50,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:50,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:50,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:50,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:50,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:50,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:50,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:50,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:50,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:50,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:50,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:50,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:50,327 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:50,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:50,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:50,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:50,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:50,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:50,338 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:50,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:50,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:50,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:50,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:50,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:50,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:50,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:50,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:50,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:50,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:50,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:50,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:50,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:50,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:50,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:50,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:50,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:50,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:50,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:50,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:50,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:50,351 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 -> 1891bb638db5c84e8fa01d5309bc212f15b49e23 [2019-11-25 23:12:50,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:51,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:51,049 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:51,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:51,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:51,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-25 23:12:51,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed4593cca/627f277de2f94118a051298353024736/FLAG4ed6a8405 [2019-11-25 23:12:52,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:52,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-25 23:12:52,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed4593cca/627f277de2f94118a051298353024736/FLAG4ed6a8405 [2019-11-25 23:12:52,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed4593cca/627f277de2f94118a051298353024736 [2019-11-25 23:12:52,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:52,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:52,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:52,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:52,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:52,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:52" (1/1) ... [2019-11-25 23:12:52,621 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 25.11 11:12:52, skipping insertion in model container [2019-11-25 23:12:52,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:52" (1/1) ... [2019-11-25 23:12:52,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:52,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:54,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:54,060 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:54,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:54,523 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:54,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54 WrapperNode [2019-11-25 23:12:54,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:54,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:54,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:54,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:54,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:54,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:54,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:54,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:54,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:54" (1/1) ... [2019-11-25 23:12:54,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:54,857 INFO L168 Benchmark]: Toolchain (without parser) took 2251.60 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 927.7 MB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:54,859 INFO L168 Benchmark]: CDTParser took 0.97 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. [2019-11-25 23:12:54,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1928.14 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 933.5 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:54,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.37 ms. Allocated memory is still 1.0 GB. Free memory is still 933.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:54,870 INFO L168 Benchmark]: Boogie Preprocessor took 111.46 ms. Allocated memory is still 1.0 GB. Free memory was 933.5 MB in the beginning and 927.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:54,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 1928.14 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 933.5 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.37 ms. Allocated memory is still 1.0 GB. Free memory is still 933.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.46 ms. Allocated memory is still 1.0 GB. Free memory was 933.5 MB in the beginning and 927.7 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 0.1.24-65d6cd2 [2019-11-25 23:12:58,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:58,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:58,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:58,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:58,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:58,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:58,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:58,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:58,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:58,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:58,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:58,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:58,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:58,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:58,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:58,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:58,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:58,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:58,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:58,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:58,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:58,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:58,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:58,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:58,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:58,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:58,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:58,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:58,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:58,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:58,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:58,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:58,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:58,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:58,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:58,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:58,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:58,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:58,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:58,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:58,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:58,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:58,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:58,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:58,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:58,962 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:58,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:58,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:58,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:58,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:58,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:58,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:58,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:58,970 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:58,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:58,971 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:58,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:58,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:58,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:58,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:58,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:58,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:58,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:58,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:58,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:58,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:58,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:58,976 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:58,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:58,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:58,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:58,980 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 -> 1891bb638db5c84e8fa01d5309bc212f15b49e23 [2019-11-25 23:12:59,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:59,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:59,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:59,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:59,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:59,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-25 23:12:59,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50eb294f3/c25bffcba22d4860a68abd1d0a97baf1/FLAGbc35c6f41 [2019-11-25 23:13:01,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:01,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/stack_longer-1.i [2019-11-25 23:13:01,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50eb294f3/c25bffcba22d4860a68abd1d0a97baf1/FLAGbc35c6f41 [2019-11-25 23:13:01,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50eb294f3/c25bffcba22d4860a68abd1d0a97baf1 [2019-11-25 23:13:01,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:01,208 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:01,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:01,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:01,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:01,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:01" (1/1) ... [2019-11-25 23:13:01,229 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 25.11 11:13:01, skipping insertion in model container [2019-11-25 23:13:01,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:01" (1/1) ... [2019-11-25 23:13:01,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:01,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:02,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:02,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:02,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:03,207 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:03,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03 WrapperNode [2019-11-25 23:13:03,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:03,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:03,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:03,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:03,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:03,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:03,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:03,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:03,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:03" (1/1) ... [2019-11-25 23:13:03,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:03,516 INFO L168 Benchmark]: Toolchain (without parser) took 2304.83 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 932.1 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:03,522 INFO L168 Benchmark]: CDTParser took 1.54 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:03,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2000.26 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 937.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:03,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.40 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:03,528 INFO L168 Benchmark]: Boogie Preprocessor took 124.70 ms. Allocated memory is still 1.0 GB. Free memory is still 932.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:03,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 2000.26 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 937.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.40 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.70 ms. Allocated memory is still 1.0 GB. Free memory is still 932.1 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...