./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i --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/ddv-machzwd/ddv_machzwd_outb.i -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 6685c04a489eb5adb50802dad290085ec903509b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ddv-machzwd/ddv_machzwd_outb.i -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 6685c04a489eb5adb50802dad290085ec903509b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:23:05,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:05,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:05,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:05,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:05,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:05,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:05,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:05,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:05,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:05,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:05,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:05,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:05,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:05,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:05,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:05,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:05,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:05,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:05,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:05,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:05,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:05,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:05,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:05,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:05,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:05,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:05,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:05,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:05,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:05,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:05,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:05,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:05,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:05,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:05,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:05,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:05,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:05,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:05,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:05,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:05,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:05,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:05,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:05,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:05,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:05,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:05,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:05,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:05,701 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:05,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:05,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:05,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:05,703 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:05,704 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:05,704 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:05,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:05,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:05,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:05,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:05,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:05,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:05,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:05,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:05,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:05,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:05,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:05,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:05,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:05,715 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 -> 6685c04a489eb5adb50802dad290085ec903509b [2019-11-24 22:23:06,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:06,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:06,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:06,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:06,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:06,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-24 22:23:06,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf28f474/9a529b1fbaa0472991cbb807cfc6bd90/FLAG3854277f9 [2019-11-24 22:23:08,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:08,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-24 22:23:08,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf28f474/9a529b1fbaa0472991cbb807cfc6bd90/FLAG3854277f9 [2019-11-24 22:23:08,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf28f474/9a529b1fbaa0472991cbb807cfc6bd90 [2019-11-24 22:23:08,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:08,222 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:08,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:08,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:08,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:08,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa48b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:08, skipping insertion in model container [2019-11-24 22:23:08,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:08,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:11,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:11,769 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2019-11-24 22:23:11,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f25b16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:11, skipping insertion in model container [2019-11-24 22:23:11,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:11,776 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:23:11,782 INFO L168 Benchmark]: Toolchain (without parser) took 3555.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.5 MB in the end (delta: 439.9 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,784 INFO L168 Benchmark]: CDTParser took 3.07 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 22:23:11,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3544.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.5 MB in the end (delta: 439.9 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 3544.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.5 MB in the end (delta: 439.9 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2970]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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 22:23:15,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:15,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:15,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:15,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:15,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:15,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:15,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:15,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:15,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:15,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:15,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:15,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:15,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:15,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:15,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:15,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:15,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:15,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:15,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:15,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:15,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:15,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:15,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:15,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:15,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:15,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:15,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:15,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:15,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:15,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:15,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:15,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:15,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:15,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:15,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:15,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:15,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:15,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:15,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:15,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:15,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:15,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:15,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:15,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:15,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:15,829 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:15,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:15,830 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:15,830 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:15,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:15,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:15,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:15,835 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:15,835 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:15,836 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:15,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:15,836 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:15,836 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:15,838 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:15,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:15,838 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:15,839 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:15,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:15,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:15,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:15,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:15,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:15,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:15,844 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:15,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:15,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:15,846 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 -> 6685c04a489eb5adb50802dad290085ec903509b [2019-11-24 22:23:16,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:16,450 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:16,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:16,460 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:16,463 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:16,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-24 22:23:16,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9d78380f/40620c0140aa4cca8e49644be081014e/FLAGb894a43a0 [2019-11-24 22:23:18,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:18,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-24 22:23:18,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9d78380f/40620c0140aa4cca8e49644be081014e/FLAGb894a43a0 [2019-11-24 22:23:18,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9d78380f/40620c0140aa4cca8e49644be081014e [2019-11-24 22:23:18,317 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:18,320 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:18,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:18,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:18,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:18,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:18, skipping insertion in model container [2019-11-24 22:23:18,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:18,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:21,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:21,896 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-24 22:23:21,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:22,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:22,517 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:22,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:24,643 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:24,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24 WrapperNode [2019-11-24 22:23:24,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:24,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:24,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:24,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:24,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:25,352 INFO L168 Benchmark]: Toolchain (without parser) took 7028.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 960.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 248.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,354 INFO L168 Benchmark]: CDTParser took 2.59 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 22:23:25,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6324.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 720.8 MB in the end (delta: 235.2 MB). Peak memory consumption was 235.3 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,359 INFO L168 Benchmark]: Boogie Preprocessor took 694.10 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 960.6 MB in the end (delta: -239.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 6324.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 720.8 MB in the end (delta: 235.2 MB). Peak memory consumption was 235.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 694.10 ms. Allocated memory is still 1.0 GB. Free memory was 720.8 MB in the beginning and 960.6 MB in the end (delta: -239.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...