./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/list-ext3-properties/dll_nullified-2.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 8a7557f09f8e1fbed7221a578047e51fd09f2dbf ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext3-properties/dll_nullified-2.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 8a7557f09f8e1fbed7221a578047e51fd09f2dbf ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:18,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:18,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:18,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:18,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:18,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:18,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:18,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:18,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:18,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:18,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:18,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:18,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:18,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:18,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:18,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:18,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:18,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:18,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:18,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:18,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:18,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:18,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:18,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:18,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:18,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:18,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:18,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:18,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:18,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:18,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:18,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:18,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:18,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:18,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:18,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:18,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:18,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:18,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:18,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:18,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:18,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:18,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:18,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:18,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:18,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:18,206 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:18,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:18,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:18,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:18,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:18,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:18,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:18,211 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:18,211 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:18,212 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:18,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:18,212 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:18,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:18,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:18,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:18,213 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:18,213 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:18,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:18,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:18,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:18,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:18,216 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:18,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:18,216 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 -> 8a7557f09f8e1fbed7221a578047e51fd09f2dbf [2019-11-26 17:58:18,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:18,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:18,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:18,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:18,681 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:18,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2019-11-26 17:58:18,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c408cc1b/ab9bb9010e9e4f7abada16e2745ef0ed/FLAG9c4128f59 [2019-11-26 17:58:19,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:19,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2019-11-26 17:58:19,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c408cc1b/ab9bb9010e9e4f7abada16e2745ef0ed/FLAG9c4128f59 [2019-11-26 17:58:19,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c408cc1b/ab9bb9010e9e4f7abada16e2745ef0ed [2019-11-26 17:58:19,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:19,823 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:19,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:19,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:19,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:19,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:19" (1/1) ... [2019-11-26 17:58:19,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a851b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:19, skipping insertion in model container [2019-11-26 17:58:19,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:19" (1/1) ... [2019-11-26 17:58:19,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:19,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:20,182 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:20,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41a18729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:20, skipping insertion in model container [2019-11-26 17:58:20,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:20,187 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:20,193 INFO L168 Benchmark]: Toolchain (without parser) took 365.11 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:20,207 INFO L168 Benchmark]: CDTParser took 0.61 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. [2019-11-26 17:58:20,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.34 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:20,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 356.34 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:22,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:22,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:22,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:22,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:22,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:22,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:22,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:22,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:22,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:22,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:22,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:22,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:22,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:22,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:22,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:22,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:22,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:22,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:22,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:22,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:22,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:22,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:22,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:22,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:22,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:22,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:22,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:22,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:22,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:22,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:22,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:22,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:22,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:22,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:22,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:22,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:22,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:22,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:22,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:22,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:22,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:23,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:23,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:23,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:23,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:23,025 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:23,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:23,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:23,028 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:23,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:23,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:23,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:23,030 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:23,030 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:23,030 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:23,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:23,031 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:23,031 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:23,031 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:23,031 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:23,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:23,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:23,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:23,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:23,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:23,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:23,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:23,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:23,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:23,036 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:23,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:23,037 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 -> 8a7557f09f8e1fbed7221a578047e51fd09f2dbf [2019-11-26 17:58:23,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:23,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:23,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:23,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:23,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:23,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2019-11-26 17:58:23,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2e7e4d1/070818213ebf4bb59fef76f3f89d99ad/FLAG3045b5343 [2019-11-26 17:58:24,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:24,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/dll_nullified-2.i [2019-11-26 17:58:24,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2e7e4d1/070818213ebf4bb59fef76f3f89d99ad/FLAG3045b5343 [2019-11-26 17:58:24,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2e7e4d1/070818213ebf4bb59fef76f3f89d99ad [2019-11-26 17:58:24,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:24,586 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:24,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:24,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:24,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:24,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:24" (1/1) ... [2019-11-26 17:58:24,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62efd43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:24, skipping insertion in model container [2019-11-26 17:58:24,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:24" (1/1) ... [2019-11-26 17:58:24,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:24,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:24,964 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:24,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c84eafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:24, skipping insertion in model container [2019-11-26 17:58:24,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:24,968 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:24,974 INFO L168 Benchmark]: Toolchain (without parser) took 383.71 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:24,975 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-26 17:58:24,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.53 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:24,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 375.53 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...