./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.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_inw.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 ae64ae88f56c84d0642d94fe4dc0fcc5f100877b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_inw.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 ae64ae88f56c84d0642d94fe4dc0fcc5f100877b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:23:05,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:05,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:05,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:05,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:05,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:05,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:05,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:05,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:05,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:05,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:05,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:05,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:05,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:05,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:05,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:05,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:05,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:05,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:05,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:05,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:05,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:05,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:05,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:05,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:05,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:05,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:05,573 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:05,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:05,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:05,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:05,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:05,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:05,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:05,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:05,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:05,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:05,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:05,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:05,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:05,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:05,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:05,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:05,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:05,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:05,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:05,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:05,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:05,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:05,650 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:05,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:05,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:05,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:05,653 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:05,653 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:05,655 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:05,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:05,656 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:05,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:05,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:05,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:05,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:05,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:05,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:05,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:05,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:05,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:05,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:05,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:05,663 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 -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b [2019-11-24 22:23:06,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:06,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:06,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:06,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:06,370 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:06,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-24 22:23:06,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa507eda4/ddcd89fd28ba461e9a580674508387de/FLAG3207c60b8 [2019-11-24 22:23:08,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:08,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-24 22:23:08,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa507eda4/ddcd89fd28ba461e9a580674508387de/FLAG3207c60b8 [2019-11-24 22:23:08,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa507eda4/ddcd89fd28ba461e9a580674508387de [2019-11-24 22:23:08,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:08,219 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:08,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:08,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:08,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:08,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:08, skipping insertion in model container [2019-11-24 22:23:08,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:08" (1/1) ... [2019-11-24 22:23:08,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:08,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:11,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:11,916 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 22:23:11,917 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 24.11 10:23:11, skipping insertion in model container [2019-11-24 22:23:11,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:11,919 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:23:11,927 INFO L168 Benchmark]: Toolchain (without parser) took 3702.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.5 MB in the end (delta: 467.0 kB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,931 INFO L168 Benchmark]: CDTParser took 0.84 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 22:23:11,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3695.44 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: 467.0 kB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:11,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 3695.44 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: 467.0 kB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2971]: 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 22:23:15,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:15,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:15,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:15,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:15,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:15,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:15,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:15,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:15,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:15,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:15,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:15,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:15,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:15,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:15,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:15,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:15,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:15,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:15,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:15,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:15,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:15,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:15,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:16,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:16,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:16,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:16,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:16,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:16,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:16,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:16,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:16,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:16,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:16,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:16,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:16,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:16,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:16,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:16,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:16,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:16,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:16,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:16,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:16,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:16,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:16,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:16,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:16,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:16,091 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:16,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:16,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:16,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:16,094 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:16,094 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:16,095 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:16,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:16,095 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:16,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:16,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:16,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:16,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:16,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:16,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:16,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:16,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:16,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:16,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:16,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:16,102 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:16,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:16,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:16,104 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 -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b [2019-11-24 22:23:16,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:16,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:16,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:16,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:16,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:16,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-24 22:23:16,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6c13444/c9d8fb56ac5748f989d74b77d74b1806/FLAGc41cdd461 [2019-11-24 22:23:18,453 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:18,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-24 22:23:18,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6c13444/c9d8fb56ac5748f989d74b77d74b1806/FLAGc41cdd461 [2019-11-24 22:23:18,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6c13444/c9d8fb56ac5748f989d74b77d74b1806 [2019-11-24 22:23:18,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:18,582 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:18,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:18,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:18,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:18,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:18, skipping insertion in model container [2019-11-24 22:23:18,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:18" (1/1) ... [2019-11-24 22:23:18,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:18,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:22,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:22,331 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-24 22:23:22,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:22,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:23,018 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:23,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:24,763 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:24,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24 WrapperNode [2019-11-24 22:23:24,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:24,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:24,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:24,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:24,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:24,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:24" (1/1) ... [2019-11-24 22:23:25,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:25,434 INFO L168 Benchmark]: Toolchain (without parser) took 6850.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 255.2 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,436 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:25,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6182.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 726.3 MB in the end (delta: 235.4 MB). Peak memory consumption was 235.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,441 INFO L168 Benchmark]: Boogie Preprocessor took 656.15 ms. Allocated memory is still 1.0 GB. Free memory was 726.3 MB in the beginning and 966.5 MB in the end (delta: -240.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:25,452 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6182.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 726.3 MB in the end (delta: 235.4 MB). Peak memory consumption was 235.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 656.15 ms. Allocated memory is still 1.0 GB. Free memory was 726.3 MB in the beginning and 966.5 MB in the end (delta: -240.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...