./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 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-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 0.1.24-32f2683 [2019-11-24 21:26:37,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:37,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:37,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:37,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:37,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:37,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:37,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:37,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:37,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:37,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:37,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:37,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:37,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:37,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:37,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:37,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:37,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:37,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:37,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:37,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:37,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:37,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:37,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:37,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:37,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:37,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:37,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:37,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:37,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:37,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:37,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:37,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:37,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:37,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:37,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:37,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:37,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:37,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:37,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:37,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:37,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:26:38,011 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:38,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:38,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:38,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:38,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:38,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:38,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:38,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:26:38,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:38,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:38,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:38,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:38,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:38,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:38,030 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:38,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:38,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:38,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:38,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:38,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:38,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:38,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:38,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:38,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:38,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:38,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:38,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:26:38,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:26:38,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:38,041 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 [2019-11-24 21:26:38,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:38,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:38,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:38,637 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:38,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:38,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-24 21:26:38,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb25e0539/27ebacb7778741fb92aa8be48ce6808d/FLAG8c023b605 [2019-11-24 21:26:40,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:40,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-24 21:26:40,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb25e0539/27ebacb7778741fb92aa8be48ce6808d/FLAG8c023b605 [2019-11-24 21:26:40,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb25e0539/27ebacb7778741fb92aa8be48ce6808d [2019-11-24 21:26:40,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:40,153 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:40,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:40,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:40,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:40,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:40" (1/1) ... [2019-11-24 21:26:40,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:40, skipping insertion in model container [2019-11-24 21:26:40,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:40" (1/1) ... [2019-11-24 21:26:40,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:40,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:41,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:41,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:41,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:41,705 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:41,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41 WrapperNode [2019-11-24 21:26:41,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:41,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:41,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:41,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:41,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:41,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:41,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:41,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:41,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:41" (1/1) ... [2019-11-24 21:26:41,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:41,940 INFO L168 Benchmark]: Toolchain (without parser) took 1779.22 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 961.1 MB in the end (delta: 638.2 kB). Peak memory consumption was 703.8 kB. Max. memory is 12.5 GB. [2019-11-24 21:26:41,941 INFO L168 Benchmark]: CDTParser took 1.36 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 21:26:41,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1548.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 638.2 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:41,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.00 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:41,958 INFO L168 Benchmark]: Boogie Preprocessor took 87.91 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:41,965 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 1548.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.1 MB in the end (delta: 638.2 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.00 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.91 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:26:45,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:26:45,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:26:45,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:26:45,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:26:45,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:26:45,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:26:45,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:26:45,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:26:45,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:26:45,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:26:45,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:26:45,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:26:45,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:26:45,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:26:46,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:26:46,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:26:46,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:26:46,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:26:46,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:26:46,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:26:46,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:26:46,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:26:46,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:26:46,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:26:46,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:26:46,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:26:46,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:26:46,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:26:46,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:26:46,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:26:46,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:26:46,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:26:46,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:26:46,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:26:46,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:26:46,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:26:46,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:26:46,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:26:46,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:26:46,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:26:46,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:26:46,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:26:46,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:26:46,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:26:46,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:26:46,138 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:26:46,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:26:46,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:26:46,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:26:46,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:26:46,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:26:46,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:26:46,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:26:46,143 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:26:46,143 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:26:46,144 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:26:46,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:26:46,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:26:46,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:26:46,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:26:46,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:26:46,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:26:46,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:26:46,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:26:46,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:26:46,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:26:46,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:26:46,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:26:46,152 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:26:46,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:26:46,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:26:46,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:26:46,157 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 [2019-11-24 21:26:46,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:26:46,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:26:46,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:26:46,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:26:46,839 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:26:46,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-24 21:26:46,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0e1884ba/964de1212e5b4e3cb9f6f5859bf897ee/FLAG757fda63c [2019-11-24 21:26:48,267 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:48,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2019-11-24 21:26:48,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0e1884ba/964de1212e5b4e3cb9f6f5859bf897ee/FLAG757fda63c [2019-11-24 21:26:48,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0e1884ba/964de1212e5b4e3cb9f6f5859bf897ee [2019-11-24 21:26:48,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:48,361 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:48,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:48,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:48,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:48,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c493f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:48, skipping insertion in model container [2019-11-24 21:26:48,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:48" (1/1) ... [2019-11-24 21:26:48,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:48,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:49,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:49,637 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:49,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:50,009 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:50,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50 WrapperNode [2019-11-24 21:26:50,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:50,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:50,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:50,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:50,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:50,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:50,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:50,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:50,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:50" (1/1) ... [2019-11-24 21:26:50,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:50,344 INFO L168 Benchmark]: Toolchain (without parser) took 1975.33 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 6.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:50,345 INFO L168 Benchmark]: CDTParser took 0.50 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 21:26:50,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1636.43 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: 651.7 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:50,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.49 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. [2019-11-24 21:26:50,356 INFO L168 Benchmark]: Boogie Preprocessor took 121.40 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:50,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1636.43 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: 651.7 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.49 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 121.40 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...