./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.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_outl_p.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 07d0aa4576fe8efeb06bd37503435e5e46934f0e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_outl_p.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 07d0aa4576fe8efeb06bd37503435e5e46934f0e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:23:05,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:05,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:05,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:05,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:05,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:05,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:05,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:05,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:05,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:05,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:05,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:05,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:05,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:05,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:05,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:05,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:05,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:05,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:05,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:05,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:05,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:05,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:05,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:05,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:05,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:05,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:05,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:05,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:05,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:05,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:05,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:05,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:05,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:05,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:05,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:05,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:05,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:05,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:05,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:05,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:05,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:05,733 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:05,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:05,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:05,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:05,742 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:05,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:05,743 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:05,743 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:05,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:05,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:05,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:05,749 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:05,749 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:05,750 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:05,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:05,751 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:05,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:05,754 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:05,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:05,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:05,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:05,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:05,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:05,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:05,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:05,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:05,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:05,760 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 -> 07d0aa4576fe8efeb06bd37503435e5e46934f0e [2019-11-24 22:23:06,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:06,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:06,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:06,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:06,498 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:06,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-24 22:23:06,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d16b07955/966604921ba44cd1b2200120f0177ee6/FLAG23987cd03 [2019-11-24 22:23:08,149 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:08,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-24 22:23:08,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d16b07955/966604921ba44cd1b2200120f0177ee6/FLAG23987cd03 [2019-11-24 22:23:08,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d16b07955/966604921ba44cd1b2200120f0177ee6 [2019-11-24 22:23:08,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:08,276 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:08,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:08,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:08,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:08,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 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 22:23:08,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:08,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:11,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:11,825 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 22:23:11,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50f47a42 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 22:23:11,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:11,828 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:23:11,839 INFO L168 Benchmark]: Toolchain (without parser) took 3555.48 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 954.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,841 INFO L168 Benchmark]: CDTParser took 0.34 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 22:23:11,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3546.46 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 954.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3546.46 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 954.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 27.6 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 22:23:15,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:15,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:15,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:15,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:15,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:15,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:15,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:15,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:15,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:15,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:15,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:15,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:15,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:15,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:15,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:15,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:15,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:15,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:15,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:15,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:15,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:15,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:15,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:15,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:15,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:15,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:15,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:15,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:15,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:15,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:15,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:15,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:15,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:15,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:15,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:15,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:15,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:15,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:15,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:15,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:15,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:15,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:15,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:15,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:15,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:15,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:15,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:15,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:15,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:15,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:15,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:15,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:15,949 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:15,950 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:15,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:15,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:15,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:15,952 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:15,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:15,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:15,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:15,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:15,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:15,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:15,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:15,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:15,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:15,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:15,961 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:15,961 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:15,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:15,964 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 -> 07d0aa4576fe8efeb06bd37503435e5e46934f0e [2019-11-24 22:23:16,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:16,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:16,587 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:16,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:16,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:16,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-24 22:23:16,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/885d1bc77/6ccd54ca17784e94b667ed4339fa7818/FLAG6e1a1aa9e [2019-11-24 22:23:18,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:18,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2019-11-24 22:23:18,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/885d1bc77/6ccd54ca17784e94b667ed4339fa7818/FLAG6e1a1aa9e [2019-11-24 22:23:18,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/885d1bc77/6ccd54ca17784e94b667ed4339fa7818 [2019-11-24 22:23:18,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:18,487 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:18,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:18,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:18,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:18,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb36a7f 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 22:23:18,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:18,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:22,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:22,721 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-24 22:23:22,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:23,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:23,294 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:23,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:25,087 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:25,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25 WrapperNode [2019-11-24 22:23:25,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:25,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:25,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:25,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:25,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:25" (1/1) ... [2019-11-24 22:23:25,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:25,840 INFO L168 Benchmark]: Toolchain (without parser) took 7348.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 970.4 MB in the end (delta: -15.9 MB). Peak memory consumption was 250.9 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,842 INFO L168 Benchmark]: CDTParser took 0.47 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 22:23:25,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6598.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 730.6 MB in the end (delta: 223.9 MB). Peak memory consumption was 224.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,848 INFO L168 Benchmark]: Boogie Preprocessor took 736.92 ms. Allocated memory is still 1.0 GB. Free memory was 730.6 MB in the beginning and 970.4 MB in the end (delta: -239.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 6598.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 730.6 MB in the end (delta: 223.9 MB). Peak memory consumption was 224.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 736.92 ms. Allocated memory is still 1.0 GB. Free memory was 730.6 MB in the beginning and 970.4 MB in the end (delta: -239.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...