./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Mysore-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/Mysore-3.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 a7efd1a0f3e3646ffbf8e76b3eb61ab823f0d031 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.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 a7efd1a0f3e3646ffbf8e76b3eb61ab823f0d031 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:24:24,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:24,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:24,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:24,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:24,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:24,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:24,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:24,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:24,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:24,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:24,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:24,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:24,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:24,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:24,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:24,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:24,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:24,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:24,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:24,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:24,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:24,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:24,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:24,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:24,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:24,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:24,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:24,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:24,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:24,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:24,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:24,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:24,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:24,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:24,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:24,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:24,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:24,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:24,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:24,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:24,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:24:24,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:24,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:24,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:24,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:24,499 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:24,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:24,500 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:24,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:24,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:24,503 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:24,505 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:24,505 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:24,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:24,506 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:24,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:24,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:24,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:24,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:24,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:24,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:24,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:24,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:24,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:24,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:24,513 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 -> a7efd1a0f3e3646ffbf8e76b3eb61ab823f0d031 [2019-11-24 22:24:25,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:25,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:25,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:25,127 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:25,128 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:25,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Mysore-3.c [2019-11-24 22:24:25,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2559d3dda/b718ed9415c74181acea3cbeaa9766d1/FLAGd6f484e63 [2019-11-24 22:24:26,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:26,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Mysore-3.c [2019-11-24 22:24:26,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2559d3dda/b718ed9415c74181acea3cbeaa9766d1/FLAGd6f484e63 [2019-11-24 22:24:26,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2559d3dda/b718ed9415c74181acea3cbeaa9766d1 [2019-11-24 22:24:26,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:26,425 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:26,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:26,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:26,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:26,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:26" (1/1) ... [2019-11-24 22:24:26,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:26, skipping insertion in model container [2019-11-24 22:24:26,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:26" (1/1) ... [2019-11-24 22:24:26,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:26,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:26,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:26,962 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:27,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:27,047 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:27,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27 WrapperNode [2019-11-24 22:24:27,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:27,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:27,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:27,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:27,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:27" (1/1) ... [2019-11-24 22:24:27,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:27,254 INFO L168 Benchmark]: Toolchain (without parser) took 823.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 22:24:27,257 INFO L168 Benchmark]: CDTParser took 3.60 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 22:24:27,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.26 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. [2019-11-24 22:24:27,265 INFO L168 Benchmark]: Boogie Preprocessor took 191.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 22:24:27,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 621.26 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 191.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 0.1.24-32f2683 [2019-11-24 22:24:31,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:31,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:31,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:31,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:31,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:31,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:31,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:31,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:31,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:31,283 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:31,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:31,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:31,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:31,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:31,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:31,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:31,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:31,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:31,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:31,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:31,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:31,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:31,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:31,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:31,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:31,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:31,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:31,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:31,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:31,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:31,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:31,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:31,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:31,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:31,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:31,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:31,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:31,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:31,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:31,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:31,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:24:31,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:31,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:31,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:31,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:31,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:31,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:31,442 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:31,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:31,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:31,443 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:31,445 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:31,445 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:31,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:31,447 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:31,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:31,448 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:31,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:31,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:31,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:31,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:31,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:31,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:31,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:31,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:31,454 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:31,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:31,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:31,456 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 -> a7efd1a0f3e3646ffbf8e76b3eb61ab823f0d031 [2019-11-24 22:24:32,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:32,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:32,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:32,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:32,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:32,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Mysore-3.c [2019-11-24 22:24:32,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da14538e2/75bfa37f595945f5bd9965bddaea6d40/FLAGa61a2d4a9 [2019-11-24 22:24:33,292 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:33,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Mysore-3.c [2019-11-24 22:24:33,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da14538e2/75bfa37f595945f5bd9965bddaea6d40/FLAGa61a2d4a9 [2019-11-24 22:24:33,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da14538e2/75bfa37f595945f5bd9965bddaea6d40 [2019-11-24 22:24:33,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:33,365 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:33,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:33,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:33,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:33,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:33" (1/1) ... [2019-11-24 22:24:33,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:33, skipping insertion in model container [2019-11-24 22:24:33,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:33" (1/1) ... [2019-11-24 22:24:33,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:33,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:33,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:33,927 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:33,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:34,011 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:34,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34 WrapperNode [2019-11-24 22:24:34,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:34,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:34,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:34,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:34,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:34,219 INFO L168 Benchmark]: Toolchain (without parser) took 845.84 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 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:34,222 INFO L168 Benchmark]: CDTParser took 3.95 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 22:24:34,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.15 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. [2019-11-24 22:24:34,230 INFO L168 Benchmark]: Boogie Preprocessor took 186.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:34,243 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.95 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 650.15 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 186.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 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...