./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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_inb.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 aaacdce1ebac170270f1d28946e4127334dd282e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_inb.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 aaacdce1ebac170270f1d28946e4127334dd282e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:45:19,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:19,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:19,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:19,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:19,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:19,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:19,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:19,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:19,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:19,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:19,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:19,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:19,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:19,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:19,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:19,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:19,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:19,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:19,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:19,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:19,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:19,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:19,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:19,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:19,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:19,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:19,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:19,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:19,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:19,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:19,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:19,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:19,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:19,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:19,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:19,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:19,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:19,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:19,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:19,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:19,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:19,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:19,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:19,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:19,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:19,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:19,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:19,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:19,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:19,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:19,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:19,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:19,954 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:19,954 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:19,954 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:19,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:19,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:19,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:19,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:19,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:19,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:19,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:19,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:19,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:19,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:19,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:19,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:19,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:19,963 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 -> aaacdce1ebac170270f1d28946e4127334dd282e [2019-11-27 17:45:20,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:20,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:20,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:20,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:20,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:20,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 17:45:20,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82d1acca4/c273a4414d7e4e97a3d1f9cd5c3de067/FLAGb9b818a29 [2019-11-27 17:45:22,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:22,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 17:45:22,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82d1acca4/c273a4414d7e4e97a3d1f9cd5c3de067/FLAGb9b818a29 [2019-11-27 17:45:22,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82d1acca4/c273a4414d7e4e97a3d1f9cd5c3de067 [2019-11-27 17:45:22,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:22,375 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:22,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:22,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:22,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:22,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:22" (1/1) ... [2019-11-27 17:45:22,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f636103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:22, skipping insertion in model container [2019-11-27 17:45:22,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:22" (1/1) ... [2019-11-27 17:45:22,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:22,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:25,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:26,050 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 17:45:26,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d97d49c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:26, skipping insertion in model container [2019-11-27 17:45:26,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:26,058 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:45:26,065 INFO L168 Benchmark]: Toolchain (without parser) took 3685.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:26,066 INFO L168 Benchmark]: CDTParser took 1.74 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 17:45:26,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3677.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:26,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 3677.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 955.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 27.5 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 0.1.24-509859d [2019-11-27 17:45:29,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:29,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:29,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:29,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:29,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:29,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:29,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:29,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:29,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:29,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:29,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:29,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:29,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:29,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:29,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:29,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:29,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:29,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:29,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:29,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:29,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:29,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:29,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:29,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:29,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:29,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:29,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:29,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:29,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:29,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:29,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:29,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:29,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:30,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:30,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:30,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:30,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:30,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:30,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:30,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:30,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:30,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:30,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:30,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:30,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:30,062 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:30,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:30,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:30,064 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:30,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:30,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:30,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:30,069 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:30,070 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:30,070 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:30,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:30,071 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:30,071 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:30,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:30,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:30,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:30,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:30,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:30,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:30,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:30,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:30,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:30,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:30,078 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:30,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:30,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:30,080 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 -> aaacdce1ebac170270f1d28946e4127334dd282e [2019-11-27 17:45:30,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:30,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:30,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:30,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:30,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:30,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 17:45:30,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/594eb7c44/bd0a6916e91a4cf7981b9078b4ce3565/FLAG5a8d2456d [2019-11-27 17:45:32,274 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:32,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2019-11-27 17:45:32,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/594eb7c44/bd0a6916e91a4cf7981b9078b4ce3565/FLAG5a8d2456d [2019-11-27 17:45:32,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/594eb7c44/bd0a6916e91a4cf7981b9078b4ce3565 [2019-11-27 17:45:32,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:32,692 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:32,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:32,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:32,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:32,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:32" (1/1) ... [2019-11-27 17:45:32,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464336c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:32, skipping insertion in model container [2019-11-27 17:45:32,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:32" (1/1) ... [2019-11-27 17:45:32,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:32,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:35,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:36,050 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-27 17:45:36,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:36,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:36,604 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:37,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:38,308 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:38,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38 WrapperNode [2019-11-27 17:45:38,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:38,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:38,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:38,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:38,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:38,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:38,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:38,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:38,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:38,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:39,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:38" (1/1) ... [2019-11-27 17:45:39,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:39,096 INFO L168 Benchmark]: Toolchain (without parser) took 6399.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 973.8 MB in the end (delta: -17.8 MB). Peak memory consumption was 253.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:39,099 INFO L168 Benchmark]: CDTParser took 0.42 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 17:45:39,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5616.19 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 732.2 MB in the end (delta: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:39,103 INFO L168 Benchmark]: Boogie Preprocessor took 774.14 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 973.8 MB in the end (delta: -241.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:39,113 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5616.19 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 732.2 MB in the end (delta: 223.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 774.14 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 973.8 MB in the end (delta: -241.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...