./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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_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 e2575629a0892fb5449add5936286efb588d4cc5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_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 e2575629a0892fb5449add5936286efb588d4cc5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:22:55,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:55,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:55,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:55,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:55,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:55,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:55,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:55,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:55,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:55,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:55,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:55,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:55,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:55,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:55,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:55,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:55,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:55,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:55,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:55,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:55,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:55,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:55,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:55,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:55,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:55,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:55,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:55,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:55,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:55,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:55,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:55,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:55,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:55,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:55,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:55,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:55,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:55,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:55,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:55,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:55,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:55,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:55,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:55,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:55,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:55,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:55,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:55,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:55,993 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:55,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:55,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:55,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:55,996 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:55,997 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:55,997 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:55,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:55,998 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:55,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:56,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:56,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:56,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:56,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:56,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:56,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:56,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:56,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:56,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:56,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:56,007 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-27 11:22:56,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:56,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:56,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:56,600 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:56,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:56,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 11:22:56,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ea59323/646ff4909cbb4370a99a69fbc84ac3c7/FLAG987f931cd [2019-11-27 11:22:58,278 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:58,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 11:22:58,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ea59323/646ff4909cbb4370a99a69fbc84ac3c7/FLAG987f931cd [2019-11-27 11:22:58,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ea59323/646ff4909cbb4370a99a69fbc84ac3c7 [2019-11-27 11:22:58,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:58,409 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:58,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:58,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:58,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:58,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:58" (1/1) ... [2019-11-27 11:22:58,436 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 27.11 11:22:58, skipping insertion in model container [2019-11-27 11:22:58,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:58" (1/1) ... [2019-11-27 11:22:58,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:58,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:01,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:01,740 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) [2019-11-27 11:23:01,741 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 27.11 11:23:01, skipping insertion in model container [2019-11-27 11:23:01,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:01,743 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:23:01,747 INFO L168 Benchmark]: Toolchain (without parser) took 3338.21 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: 454.3 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:01,759 INFO L168 Benchmark]: CDTParser took 1.50 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. [2019-11-27 11:23:01,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3325.63 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: 454.3 kB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:01,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 3325.63 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: 454.3 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-da95e15 [2019-11-27 11:23:05,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:05,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:05,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:05,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:05,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:05,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:05,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:05,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:05,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:05,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:05,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:05,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:05,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:05,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:05,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:05,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:05,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:05,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:05,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:05,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:05,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:05,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:05,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:05,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:05,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:05,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:05,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:05,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:05,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:05,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:05,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:05,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:05,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:05,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:05,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:05,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:05,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:05,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:05,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:05,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:05,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:23:05,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:05,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:05,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:05,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:05,839 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:05,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:05,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:05,841 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:05,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:05,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:05,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:05,846 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:05,846 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:05,847 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:05,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:05,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:05,850 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:23:05,850 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:23:05,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:05,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:05,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:05,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:05,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:05,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:05,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:05,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:05,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:05,856 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:23:05,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:23:05,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:23:05,858 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-27 11:23:06,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:06,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:06,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:06,416 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:06,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:06,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 11:23:06,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c2513b3/2eae81fc0b5e43b38da7fd9cecba28b8/FLAGc6bf2b582 [2019-11-27 11:23:08,090 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:08,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-27 11:23:08,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c2513b3/2eae81fc0b5e43b38da7fd9cecba28b8/FLAGc6bf2b582 [2019-11-27 11:23:08,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c2513b3/2eae81fc0b5e43b38da7fd9cecba28b8 [2019-11-27 11:23:08,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:08,300 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:08,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:08,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:08,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:08,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:08" (1/1) ... [2019-11-27 11:23:08,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d593795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:08, skipping insertion in model container [2019-11-27 11:23:08,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:08" (1/1) ... [2019-11-27 11:23:08,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:08,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:11,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:11,800 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 11:23:11,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:12,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:12,410 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:12,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:13,953 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:13,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13 WrapperNode [2019-11-27 11:23:13,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:13,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:13,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:13,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:13,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:13,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:14,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:14,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:14,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:14,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:14,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:13" (1/1) ... [2019-11-27 11:23:14,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:14,760 INFO L168 Benchmark]: Toolchain (without parser) took 6457.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 970.0 MB in the end (delta: -17.0 MB). Peak memory consumption was 249.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:14,763 INFO L168 Benchmark]: CDTParser took 3.00 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. [2019-11-27 11:23:14,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5655.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 732.2 MB in the end (delta: 220.9 MB). Peak memory consumption was 220.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:14,769 INFO L168 Benchmark]: Boogie Preprocessor took 792.98 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 970.0 MB in the end (delta: -237.8 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:14,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 5655.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 732.2 MB in the end (delta: 220.9 MB). Peak memory consumption was 220.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 792.98 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 970.0 MB in the end (delta: -237.8 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...