./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.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 cfdde8b1798318c3bb26b76a748741913b280952 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.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 cfdde8b1798318c3bb26b76a748741913b280952 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:10,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:10,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:10,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:10,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:10,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:10,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:10,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:10,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:10,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:10,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:10,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:10,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:10,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:10,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:10,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:10,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:10,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:10,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:10,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:10,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:10,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:10,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:10,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:10,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:10,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:10,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:10,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:10,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:10,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:10,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:10,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:10,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:10,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:10,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:10,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:10,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:10,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:10,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:10,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:10,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:10,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:10,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:10,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:10,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:10,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:10,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:10,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:10,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:10,894 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:10,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:10,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:10,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:10,896 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:10,897 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:10,897 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:10,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:10,899 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:10,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:10,899 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:10,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:10,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:10,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:10,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:10,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:10,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:10,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:10,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:10,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:10,906 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 -> cfdde8b1798318c3bb26b76a748741913b280952 [2019-11-26 17:58:11,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:11,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:11,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:11,469 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:11,471 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:11,472 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2019-11-26 17:58:11,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c674b14af/024cf791202641799b2e00147b8c4f81/FLAG66fe1af60 [2019-11-26 17:58:12,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:12,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2019-11-26 17:58:12,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c674b14af/024cf791202641799b2e00147b8c4f81/FLAG66fe1af60 [2019-11-26 17:58:12,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c674b14af/024cf791202641799b2e00147b8c4f81 [2019-11-26 17:58:12,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:12,957 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:12,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:12,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:12,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:12,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:12" (1/1) ... [2019-11-26 17:58:12,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353300f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:12, skipping insertion in model container [2019-11-26 17:58:12,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:12" (1/1) ... [2019-11-26 17:58:13,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:13,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:13,487 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:13,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a4f10a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:13, skipping insertion in model container [2019-11-26 17:58:13,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:13,493 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:13,498 INFO L168 Benchmark]: Toolchain (without parser) took 539.55 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:13,503 INFO L168 Benchmark]: CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:13,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.19 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:13,516 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 530.19 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:17,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:17,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:17,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:17,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:17,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:17,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:17,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:17,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:17,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:17,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:17,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:17,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:17,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:17,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:17,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:17,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:17,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:17,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:17,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:17,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:17,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:17,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:17,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:17,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:17,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:17,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:17,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:17,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:17,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:17,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:17,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:17,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:17,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:17,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:17,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:17,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:17,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:17,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:17,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:17,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:17,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:17,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:17,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:17,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:17,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:17,576 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:17,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:17,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:17,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:17,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:17,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:17,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:17,582 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:17,583 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:17,583 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:17,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:17,584 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:17,584 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:17,586 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:17,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:17,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:17,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:17,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:17,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:17,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:17,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:17,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:17,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:17,590 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:17,592 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:17,592 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:17,593 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 -> cfdde8b1798318c3bb26b76a748741913b280952 [2019-11-26 17:58:18,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:18,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:18,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:18,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:18,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:18,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2019-11-26 17:58:18,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825959759/5969562e57bb4751a835d921e07b28c1/FLAG73a2ce36e [2019-11-26 17:58:19,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:19,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_update_all_reverse.i [2019-11-26 17:58:19,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825959759/5969562e57bb4751a835d921e07b28c1/FLAG73a2ce36e [2019-11-26 17:58:19,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/825959759/5969562e57bb4751a835d921e07b28c1 [2019-11-26 17:58:19,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:19,712 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:19,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:19,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:19,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:19,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:19" (1/1) ... [2019-11-26 17:58:19,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad95f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:19, skipping insertion in model container [2019-11-26 17:58:19,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:19" (1/1) ... [2019-11-26 17:58:19,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:19,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:20,241 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:20,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59640145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:20, skipping insertion in model container [2019-11-26 17:58:20,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:20,246 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:20,252 INFO L168 Benchmark]: Toolchain (without parser) took 535.95 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 17:58:20,260 INFO L168 Benchmark]: CDTParser took 0.37 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 17:58:20,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.55 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 17:58:20,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 520.55 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: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...