./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-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-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 851b3710f28ed2cfbcf31975ca96828f283b6a77 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-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 851b3710f28ed2cfbcf31975ca96828f283b6a77 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:59:55,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:55,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:55,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:55,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:55,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:55,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:55,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:55,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:55,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:55,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:55,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:55,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:55,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:55,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:55,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:55,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:55,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:55,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:55,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:55,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:55,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:55,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:55,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:55,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:55,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:55,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:55,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:55,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:55,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:55,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:55,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:55,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:55,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:55,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:55,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:55,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:55,504 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:55,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:55,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:55,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:55,512 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 17:59:55,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:55,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:55,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:55,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:55,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:55,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:55,581 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:55,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:55,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:55,582 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:55,582 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:55,582 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:55,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:55,585 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:55,587 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:55,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:55,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:55,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:55,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:55,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:55,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:55,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:55,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:59:55,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:59:55,595 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 -> 851b3710f28ed2cfbcf31975ca96828f283b6a77 [2019-11-26 17:59:56,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:56,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:56,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:56,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:56,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:56,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-double-free.i [2019-11-26 17:59:56,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0835d60a4/c5461cf7201f48ce84969419823d282d/FLAGaad5d1747 [2019-11-26 17:59:58,153 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:58,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-double-free.i [2019-11-26 17:59:58,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0835d60a4/c5461cf7201f48ce84969419823d282d/FLAGaad5d1747 [2019-11-26 17:59:58,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0835d60a4/c5461cf7201f48ce84969419823d282d [2019-11-26 17:59:58,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:58,316 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:58,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:58,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:58,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:58,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:58" (1/1) ... [2019-11-26 17:59:58,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9d2318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:58, skipping insertion in model container [2019-11-26 17:59:58,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:58" (1/1) ... [2019-11-26 17:59:58,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:58,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:59,239 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type tcp_timer_func_t [2019-11-26 17:59:59,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40e0b958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:59, skipping insertion in model container [2019-11-26 17:59:59,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:59,242 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:59:59,248 INFO L168 Benchmark]: Toolchain (without parser) took 928.29 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 986.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:59,251 INFO L168 Benchmark]: CDTParser took 2.67 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 17:59:59,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 917.26 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 986.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:59,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 917.26 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 986.8 MB in the end (delta: -36.6 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 18:00:03,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:00:03,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:00:03,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:00:03,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:00:03,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:00:03,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:00:03,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:00:03,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:00:03,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:00:03,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:00:03,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:00:03,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:00:03,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:00:03,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:00:03,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:00:03,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:00:03,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:00:03,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:00:03,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:00:03,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:00:03,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:00:03,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:00:03,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:00:03,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:00:03,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:00:03,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:00:03,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:00:03,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:00:03,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:00:03,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:00:03,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:00:03,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:00:03,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:00:03,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:00:03,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:00:03,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:00:03,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:00:03,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:00:03,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:00:03,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:00:03,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 18:00:03,228 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:00:03,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:00:03,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:00:03,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:00:03,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:00:03,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:00:03,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:00:03,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:00:03,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:00:03,236 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 18:00:03,237 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 18:00:03,240 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 18:00:03,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:00:03,241 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 18:00:03,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 18:00:03,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 18:00:03,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:00:03,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:00:03,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:00:03,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:00:03,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:00:03,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:00:03,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:00:03,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:00:03,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 18:00:03,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 18:00:03,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 18:00:03,248 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 -> 851b3710f28ed2cfbcf31975ca96828f283b6a77 [2019-11-26 18:00:03,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:00:03,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:00:03,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:00:03,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:00:03,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:00:03,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-double-free.i [2019-11-26 18:00:03,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f427ec6/923973f9905a43eba4195d5f364f3e35/FLAG40c137ce4 [2019-11-26 18:00:05,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:00:05,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-double-free.i [2019-11-26 18:00:05,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f427ec6/923973f9905a43eba4195d5f364f3e35/FLAG40c137ce4 [2019-11-26 18:00:05,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f427ec6/923973f9905a43eba4195d5f364f3e35 [2019-11-26 18:00:05,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:00:05,727 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 18:00:05,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:00:05,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:00:05,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:00:05,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:00:05" (1/1) ... [2019-11-26 18:00:05,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6c6128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:05, skipping insertion in model container [2019-11-26 18:00:05,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:00:05" (1/1) ... [2019-11-26 18:00:05,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:00:06,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:00:06,437 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type tcp_timer_func_t [2019-11-26 18:00:06,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ff1c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:00:06, skipping insertion in model container [2019-11-26 18:00:06,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:00:06,439 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 18:00:06,447 INFO L168 Benchmark]: Toolchain (without parser) took 713.43 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 986.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:06,447 INFO L168 Benchmark]: CDTParser took 0.78 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. [2019-11-26 18:00:06,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.42 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 986.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 12.5 GB. [2019-11-26 18:00:06,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 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 705.42 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 986.8 MB in the end (delta: -30.9 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...