./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Mysore-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/Mysore-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86a466e94bfa75cb76f97095bf8fe7fd27594940 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/Mysore-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86a466e94bfa75cb76f97095bf8fe7fd27594940 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:59:05,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:05,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:05,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:05,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:05,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:05,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:05,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:05,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:05,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:05,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:05,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:05,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:05,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:05,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:05,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:05,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:05,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:05,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:05,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:05,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:05,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:05,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:05,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:05,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:05,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:05,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:05,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:05,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:05,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:05,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:05,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:05,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:05,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:05,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:05,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:05,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:05,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:05,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:05,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:05,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:05,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 17:59:05,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:05,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:05,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:05,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:05,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:05,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:05,994 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:05,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:05,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:05,997 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:05,999 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:05,999 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:05,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:06,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:06,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:06,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:06,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:06,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:06,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:06,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:06,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:06,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:06,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:59:06,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:59:06,006 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86a466e94bfa75cb76f97095bf8fe7fd27594940 [2019-11-26 17:59:06,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:06,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:06,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:06,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:06,586 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:06,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Mysore-2.c [2019-11-26 17:59:06,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5a746d4/f2d99ec7670f47738e611649c947e6b5/FLAG9db2b9ce5 [2019-11-26 17:59:07,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:07,793 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Mysore-2.c [2019-11-26 17:59:07,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5a746d4/f2d99ec7670f47738e611649c947e6b5/FLAG9db2b9ce5 [2019-11-26 17:59:07,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5a746d4/f2d99ec7670f47738e611649c947e6b5 [2019-11-26 17:59:07,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:07,864 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:07,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:07,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:07,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:07,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:07" (1/1) ... [2019-11-26 17:59:07,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:07, skipping insertion in model container [2019-11-26 17:59:07,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:07" (1/1) ... [2019-11-26 17:59:07,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:07,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:08,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:08,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:59:08,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:08,467 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:59:08,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08 WrapperNode [2019-11-26 17:59:08,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:08,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:59:08,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:59:08,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:59:08,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:08" (1/1) ... [2019-11-26 17:59:08,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:59:08,641 INFO L168 Benchmark]: Toolchain (without parser) took 769.83 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:08,643 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 17:59:08,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:08,650 INFO L168 Benchmark]: Boogie Preprocessor took 162.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:08,661 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 598.62 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 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 0.1.24-025d5a2 [2019-11-26 17:59:12,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:12,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:12,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:12,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:12,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:12,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:12,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:12,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:12,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:12,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:12,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:12,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:12,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:12,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:12,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:12,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:12,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:12,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:12,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:12,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:12,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:12,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:12,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:12,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:12,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:12,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:12,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:12,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:12,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:12,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:12,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:12,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:12,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:12,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:12,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:12,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:12,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:12,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:12,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:12,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:12,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 17:59:12,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:12,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:12,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:12,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:12,685 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:12,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:12,686 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:12,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:12,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:12,687 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:12,688 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:12,688 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:12,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:12,692 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:12,692 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:59:12,693 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:59:12,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:12,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:12,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:12,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:12,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:12,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:12,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:12,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:12,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:59:12,697 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:59:12,698 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:59:12,698 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86a466e94bfa75cb76f97095bf8fe7fd27594940 [2019-11-26 17:59:13,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:13,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:13,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:13,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:13,270 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:13,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Mysore-2.c [2019-11-26 17:59:13,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b33644749/aef11ca71e084400bbd4ebd650ae942c/FLAGb747a4c9f [2019-11-26 17:59:14,438 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:14,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Mysore-2.c [2019-11-26 17:59:14,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b33644749/aef11ca71e084400bbd4ebd650ae942c/FLAGb747a4c9f [2019-11-26 17:59:14,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b33644749/aef11ca71e084400bbd4ebd650ae942c [2019-11-26 17:59:14,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:14,516 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:14,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:14,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:14,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:14,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:14" (1/1) ... [2019-11-26 17:59:14,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:14, skipping insertion in model container [2019-11-26 17:59:14,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:14" (1/1) ... [2019-11-26 17:59:14,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:14,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:15,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:15,072 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:59:15,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:15,147 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:59:15,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15 WrapperNode [2019-11-26 17:59:15,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:15,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:59:15,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:59:15,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:59:15,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:15" (1/1) ... [2019-11-26 17:59:15,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:59:15,334 INFO L168 Benchmark]: Toolchain (without parser) took 808.75 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:15,337 INFO L168 Benchmark]: CDTParser took 1.94 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. [2019-11-26 17:59:15,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.13 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:15,345 INFO L168 Benchmark]: Boogie Preprocessor took 171.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:15,354 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 629.13 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...