./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/memsafety-ext3/scopes4-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 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 32bit --witnessprinter.graph.data.programhash 87dcbb1d4539995e5aba39e6053775ca0fac811e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/memsafety-ext3/scopes4-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 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 32bit --witnessprinter.graph.data.programhash 87dcbb1d4539995e5aba39e6053775ca0fac811e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:24:02,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:02,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:02,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:02,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:02,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:02,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:02,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:02,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:02,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:02,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:02,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:02,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:02,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:02,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:02,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:02,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:02,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:02,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:02,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:02,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:02,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:02,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:02,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:02,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:02,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:02,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:02,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:02,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:02,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:02,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:02,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:02,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:02,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:02,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:02,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:02,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:02,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:02,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:02,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:02,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:02,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:24:02,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:02,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:02,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:02,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:02,679 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:02,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:02,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:02,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:02,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:02,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:02,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:02,683 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:02,683 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:02,684 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:02,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:02,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:02,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:02,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:02,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:02,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:02,689 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:02,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:02,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:02,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:02,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:02,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:02,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:02,694 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87dcbb1d4539995e5aba39e6053775ca0fac811e [2019-11-24 22:24:03,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:03,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:03,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:03,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:03,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:03,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-1.c [2019-11-24 22:24:03,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00042d6ff/44476d276d43436a9e924f534880de83/FLAGf16191c43 [2019-11-24 22:24:04,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:04,581 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-1.c [2019-11-24 22:24:04,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00042d6ff/44476d276d43436a9e924f534880de83/FLAGf16191c43 [2019-11-24 22:24:04,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00042d6ff/44476d276d43436a9e924f534880de83 [2019-11-24 22:24:04,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:04,644 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:04,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:04,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:04,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:04,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:04" (1/1) ... [2019-11-24 22:24:04,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e551884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:04, skipping insertion in model container [2019-11-24 22:24:04,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:04" (1/1) ... [2019-11-24 22:24:04,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:04,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:05,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:05,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:05,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:05,425 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:05,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05 WrapperNode [2019-11-24 22:24:05,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:05,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:05,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:05,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:05,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:05" (1/1) ... [2019-11-24 22:24:05,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:05,535 INFO L168 Benchmark]: Toolchain (without parser) took 884.40 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: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:05,537 INFO L168 Benchmark]: CDTParser took 1.69 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 22:24:05,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.73 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:05,546 INFO L168 Benchmark]: Boogie Preprocessor took 95.30 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:05,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 779.73 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.30 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-32f2683 [2019-11-24 22:24:09,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:09,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:09,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:09,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:09,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:09,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:09,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:09,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:09,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:09,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:09,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:09,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:09,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:09,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:09,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:09,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:09,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:09,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:09,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:09,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:09,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:09,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:09,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:09,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:09,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:09,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:09,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:09,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:09,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:09,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:09,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:09,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:09,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:09,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:09,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:09,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:09,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:09,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:09,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:09,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:09,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:24:09,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:09,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:09,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:09,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:09,616 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:09,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:09,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:09,619 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:09,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:09,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:09,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:09,622 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:09,622 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:09,622 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:09,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:09,625 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:09,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:09,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:09,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:09,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:09,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:09,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:09,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:09,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:09,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:09,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:09,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:09,632 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:09,632 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:09,632 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:09,636 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87dcbb1d4539995e5aba39e6053775ca0fac811e [2019-11-24 22:24:10,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:10,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:10,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:10,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:10,267 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:10,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-1.c [2019-11-24 22:24:10,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3784f1c06/1f4f127036ea44b0b6de0087b46f958b/FLAGb9a9e7927 [2019-11-24 22:24:11,406 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:11,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-1.c [2019-11-24 22:24:11,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3784f1c06/1f4f127036ea44b0b6de0087b46f958b/FLAGb9a9e7927 [2019-11-24 22:24:11,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3784f1c06/1f4f127036ea44b0b6de0087b46f958b [2019-11-24 22:24:11,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:11,628 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:11,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:11,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:11,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:11,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:11" (1/1) ... [2019-11-24 22:24:11,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad4f9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:11, skipping insertion in model container [2019-11-24 22:24:11,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:11" (1/1) ... [2019-11-24 22:24:11,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:11,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:12,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:12,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:12,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:12,255 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:12,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12 WrapperNode [2019-11-24 22:24:12,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:12,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:12,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:12,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:12,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:12" (1/1) ... [2019-11-24 22:24:12,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:12,448 INFO L168 Benchmark]: Toolchain (without parser) took 820.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:12,449 INFO L168 Benchmark]: CDTParser took 2.22 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. [2019-11-24 22:24:12,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.44 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:12,454 INFO L168 Benchmark]: Boogie Preprocessor took 186.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.3 MB in the beginning and 991.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:12,476 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.22 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 626.44 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.3 MB in the beginning and 991.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...