./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/openbsd-6.2/if_etherip-fixed-double-free.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 46d90dd6b0ac3e0eecd34f2ed88920a12bf12a74 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/openbsd-6.2/if_etherip-fixed-double-free.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 46d90dd6b0ac3e0eecd34f2ed88920a12bf12a74 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:59:54,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:54,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:54,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:54,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:54,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:54,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:54,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:54,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:54,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:54,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:54,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:54,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:54,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:54,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:54,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:54,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:54,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:54,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:54,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:54,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:54,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:54,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:54,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:54,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:54,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:54,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:54,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:54,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:54,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:54,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:54,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:54,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:54,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:54,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:54,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:54,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:54,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:54,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:54,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:54,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:54,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 17:59:54,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:54,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:54,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:54,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:54,556 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:54,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:54,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:54,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:54,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:54,557 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:54,558 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:54,558 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:54,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:54,560 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:54,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:54,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:54,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:54,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:54,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:54,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:54,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:54,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:54,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:59:54,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:59:54,564 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46d90dd6b0ac3e0eecd34f2ed88920a12bf12a74 [2019-11-26 17:59:54,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:54,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:54,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:54,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:54,996 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:54,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2019-11-26 17:59:55,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67fb4d2/fc0dccc6379d4c9abe253ee9be3bdc2d/FLAGbf009ff23 [2019-11-26 17:59:56,205 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:56,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2019-11-26 17:59:56,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67fb4d2/fc0dccc6379d4c9abe253ee9be3bdc2d/FLAGbf009ff23 [2019-11-26 17:59:56,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c67fb4d2/fc0dccc6379d4c9abe253ee9be3bdc2d [2019-11-26 17:59:56,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:56,594 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:56,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:56,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:56,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:56,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:56" (1/1) ... [2019-11-26 17:59:56,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c41611d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:56, skipping insertion in model container [2019-11-26 17:59:56,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:56" (1/1) ... [2019-11-26 17:59:56,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:56,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:57,179 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type tcp_timer_func_t [2019-11-26 17:59:57,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1af1af6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:57, skipping insertion in model container [2019-11-26 17:59:57,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:57,183 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:59:57,202 INFO L168 Benchmark]: Toolchain (without parser) took 591.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 986.9 MB in the end (delta: -38.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:57,204 INFO L168 Benchmark]: CDTParser took 0.19 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 17:59:57,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 587.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 986.9 MB in the end (delta: -38.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:57,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 587.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 986.9 MB in the end (delta: -38.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3728]: Unsupported Syntax Undefined type tcp_timer_func_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 17:59:59,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:59,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:59,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:59,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:59,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:59,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:59,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:59,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:59,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:59,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:59,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:59,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:59,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:59,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:59,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:59,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:59,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:59,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:59,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:59,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:59,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:59,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:59,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:59,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:59,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:59,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:59,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:59,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:59,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:59,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:59,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:59,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:59,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:59,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:59,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:59,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:59,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:59,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:59,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:59,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:59,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 17:59:59,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:59,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:59,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:59,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:00:00,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:00:00,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:00:00,000 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:00:00,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:00:00,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:00:00,001 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 18:00:00,002 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 18:00:00,002 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 18:00:00,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:00:00,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 18:00:00,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 18:00:00,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 18:00:00,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:00:00,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:00:00,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:00:00,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:00:00,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:00:00,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:00:00,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:00:00,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:00:00,007 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 18:00:00,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 18:00:00,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 18:00:00,010 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46d90dd6b0ac3e0eecd34f2ed88920a12bf12a74 [2019-11-26 18:00:00,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:00:00,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:00:00,449 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:00:00,450 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:00:00,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:00:00,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2019-11-26 18:00:00,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb226051c/8fecb8a6e16e4b1189d5acfda7eeb503/FLAG7a3a87e90 [2019-11-26 18:00:01,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:00:01,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2019-11-26 18:00:01,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb226051c/8fecb8a6e16e4b1189d5acfda7eeb503/FLAG7a3a87e90 [2019-11-26 18:00:02,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb226051c/8fecb8a6e16e4b1189d5acfda7eeb503 [2019-11-26 18:00:02,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:00:02,042 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 18:00:02,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:00:02,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:00:02,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:00:02,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:00:02" (1/1) ... [2019-11-26 18:00:02,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9e3643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:02, skipping insertion in model container [2019-11-26 18:00:02,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:00:02" (1/1) ... [2019-11-26 18:00:02,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:00:02,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:00:02,617 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type tcp_timer_func_t [2019-11-26 18:00:02,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4044a886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:02, skipping insertion in model container [2019-11-26 18:00:02,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:00:02,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 18:00:02,627 INFO L168 Benchmark]: Toolchain (without parser) took 579.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 986.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:02,627 INFO L168 Benchmark]: CDTParser took 0.60 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 18:00:02,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 986.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:02,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 574.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 986.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3728]: Unsupported Syntax Undefined type tcp_timer_func_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...