./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-complex/safestack_relacy.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-complex/safestack_relacy.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 bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-complex/safestack_relacy.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 bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:22:26,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:26,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:26,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:26,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:26,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:26,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:26,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:26,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:26,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:26,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:26,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:26,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:26,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:26,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:26,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:26,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:26,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:26,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:26,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:26,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:26,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:26,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:26,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:26,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:26,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:26,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:26,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:26,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:26,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:26,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:26,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:26,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:26,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:26,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:26,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:26,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:26,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:26,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:26,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:26,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:26,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:22:26,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:26,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:26,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:26,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:26,962 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:26,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:26,962 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:26,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:22:26,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:26,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:26,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:26,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:26,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:26,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:26,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:26,968 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:26,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:26,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:26,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:26,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:26,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:26,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:26,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:26,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:26,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:26,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:22:26,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:22:26,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:26,977 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 -> bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b [2019-11-25 23:22:27,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:27,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:27,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:27,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:27,561 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:27,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-25 23:22:27,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624a82f14/2ebafae1cd6d48b48b089379c58e08e2/FLAG250b4b0dc [2019-11-25 23:22:29,128 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:29,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-25 23:22:29,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624a82f14/2ebafae1cd6d48b48b089379c58e08e2/FLAG250b4b0dc [2019-11-25 23:22:29,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/624a82f14/2ebafae1cd6d48b48b089379c58e08e2 [2019-11-25 23:22:29,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:29,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:29,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:29,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:29,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:29,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:29" (1/1) ... [2019-11-25 23:22:29,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:29, skipping insertion in model container [2019-11-25 23:22:29,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:29" (1/1) ... [2019-11-25 23:22:29,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:29,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:31,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:31,350 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:31,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:32,463 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:32,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32 WrapperNode [2019-11-25 23:22:32,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:32,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:32,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:32,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:32,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:32,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:32,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:32,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:32,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:32" (1/1) ... [2019-11-25 23:22:32,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:32,962 INFO L168 Benchmark]: Toolchain (without parser) took 3728.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:32,969 INFO L168 Benchmark]: CDTParser took 1.02 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 23:22:32,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3228.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.8 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:32,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.32 ms. Allocated memory is still 1.0 GB. Free memory is still 850.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:32,978 INFO L168 Benchmark]: Boogie Preprocessor took 213.37 ms. Allocated memory is still 1.0 GB. Free memory was 850.8 MB in the beginning and 845.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:32,991 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 3228.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.8 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.32 ms. Allocated memory is still 1.0 GB. Free memory is still 850.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.37 ms. Allocated memory is still 1.0 GB. Free memory was 850.8 MB in the beginning and 845.1 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 23:22:36,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:36,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:36,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:36,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:36,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:36,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:37,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:37,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:37,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:37,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:37,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:37,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:37,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:37,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:37,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:37,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:37,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:37,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:37,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:37,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:37,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:37,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:37,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:37,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:37,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:37,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:37,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:37,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:37,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:37,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:37,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:37,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:37,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:37,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:37,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:37,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:37,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:37,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:37,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:37,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:37,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:22:37,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:37,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:37,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:37,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:37,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:37,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:37,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:37,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:37,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:37,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:37,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:37,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:37,173 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:22:37,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:22:37,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:37,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:37,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:37,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:37,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:37,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:37,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:37,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:37,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:37,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:37,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:37,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:37,183 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:22:37,184 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:22:37,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:37,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:22:37,187 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 -> bf12ec65a8c1a33c85aaf5d77bffaedefd70b93b [2019-11-25 23:22:37,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:37,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:37,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:37,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:37,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:37,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-25 23:22:37,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccccd984f/f5ab2bde41484184bc768f4a41f933dd/FLAGbb5d597f1 [2019-11-25 23:22:39,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:39,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2019-11-25 23:22:39,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccccd984f/f5ab2bde41484184bc768f4a41f933dd/FLAGbb5d597f1 [2019-11-25 23:22:39,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccccd984f/f5ab2bde41484184bc768f4a41f933dd [2019-11-25 23:22:39,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:39,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:39,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:39,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:39,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:39,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:39" (1/1) ... [2019-11-25 23:22:39,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:39, skipping insertion in model container [2019-11-25 23:22:39,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:39" (1/1) ... [2019-11-25 23:22:39,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:39,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:41,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:41,734 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:41,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:42,736 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:42,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42 WrapperNode [2019-11-25 23:22:42,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:42,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:42,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:42,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:42,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:42,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:43,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:43,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:43,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:43,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:42" (1/1) ... [2019-11-25 23:22:43,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:43,225 INFO L168 Benchmark]: Toolchain (without parser) took 3664.22 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 846.5 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:43,230 INFO L168 Benchmark]: CDTParser took 1.35 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 23:22:43,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3177.05 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 858.0 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:43,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.85 ms. Allocated memory is still 1.0 GB. Free memory was 858.0 MB in the beginning and 852.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:43,237 INFO L168 Benchmark]: Boogie Preprocessor took 208.49 ms. Allocated memory is still 1.0 GB. Free memory was 852.2 MB in the beginning and 846.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:43,249 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 3177.05 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 858.0 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.85 ms. Allocated memory is still 1.0 GB. Free memory was 858.0 MB in the beginning and 852.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.49 ms. Allocated memory is still 1.0 GB. Free memory was 852.2 MB in the beginning and 846.5 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...