./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.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/memsafety-ext/tree_parent_ptr.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 fba36da5e1e25c0eb21d7d749a840ca84da8c0fc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety-ext/tree_parent_ptr.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 fba36da5e1e25c0eb21d7d749a840ca84da8c0fc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:56:33,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:33,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:33,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:33,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:33,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:33,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:33,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:33,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:33,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:33,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:33,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:33,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:33,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:33,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:33,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:33,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:33,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:33,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:33,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:33,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:33,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:33,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:33,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:33,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:33,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:33,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:33,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:33,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:33,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:33,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:33,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:33,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:33,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:33,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:33,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:33,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:33,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:33,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:33,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:33,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:33,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:56:33,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:33,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:33,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:33,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:33,700 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:33,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:33,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:33,703 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:33,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:33,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:33,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:33,708 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:33,708 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:33,709 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:33,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:33,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:33,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:33,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:33,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:33,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:33,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:33,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:33,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:33,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:33,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:33,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:56:33,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:56:33,717 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 -> fba36da5e1e25c0eb21d7d749a840ca84da8c0fc [2019-11-26 17:56:34,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:34,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:34,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:34,356 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:34,359 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:34,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i [2019-11-26 17:56:34,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72d59dfc9/19fc6a414f37451db3128b964244fecd/FLAG68faf6190 [2019-11-26 17:56:35,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:35,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i [2019-11-26 17:56:35,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72d59dfc9/19fc6a414f37451db3128b964244fecd/FLAG68faf6190 [2019-11-26 17:56:35,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72d59dfc9/19fc6a414f37451db3128b964244fecd [2019-11-26 17:56:35,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:35,845 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:35,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:35,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:35,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:35,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:35" (1/1) ... [2019-11-26 17:56:35,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:35, skipping insertion in model container [2019-11-26 17:56:35,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:35" (1/1) ... [2019-11-26 17:56:35,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:35,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:36,377 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:36,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d67daa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:36, skipping insertion in model container [2019-11-26 17:56:36,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:36,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:36,390 INFO L168 Benchmark]: Toolchain (without parser) took 540.10 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:36,391 INFO L168 Benchmark]: CDTParser took 0.60 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 17:56:36,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:36,412 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 532.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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: 130]: 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 17:56:40,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:40,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:40,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:40,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:40,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:40,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:40,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:40,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:40,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:40,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:40,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:40,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:40,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:40,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:40,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:40,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:40,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:40,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:40,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:40,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:40,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:40,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:40,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:40,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:40,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:40,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:40,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:40,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:40,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:40,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:40,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:40,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:40,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:40,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:40,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:40,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:40,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:40,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:40,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:40,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:40,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:56:40,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:40,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:40,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:40,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:40,531 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:40,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:40,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:40,532 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:40,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:40,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:40,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:40,535 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:40,536 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:40,536 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:40,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:40,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:40,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:56:40,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:56:40,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:40,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:40,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:40,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:40,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:40,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:40,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:40,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:40,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:40,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:56:40,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:56:40,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:56:40,548 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 -> fba36da5e1e25c0eb21d7d749a840ca84da8c0fc [2019-11-26 17:56:41,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:41,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:41,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:41,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:41,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:41,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i [2019-11-26 17:56:41,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54390d6ff/a9984f0000b84ff4b8493d09dacdbf0a/FLAGd636fc357 [2019-11-26 17:56:42,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:42,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/tree_parent_ptr.i [2019-11-26 17:56:42,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54390d6ff/a9984f0000b84ff4b8493d09dacdbf0a/FLAGd636fc357 [2019-11-26 17:56:42,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54390d6ff/a9984f0000b84ff4b8493d09dacdbf0a [2019-11-26 17:56:42,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:42,684 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:42,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:42,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:42,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:42,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:42" (1/1) ... [2019-11-26 17:56:42,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7825ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:42, skipping insertion in model container [2019-11-26 17:56:42,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:42" (1/1) ... [2019-11-26 17:56:42,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:42,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:43,206 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:43,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77effa05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:43, skipping insertion in model container [2019-11-26 17:56:43,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:43,212 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:43,217 INFO L168 Benchmark]: Toolchain (without parser) took 532.35 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:43,222 INFO L168 Benchmark]: CDTParser took 0.41 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 17:56:43,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:43,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 525.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 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: 130]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...