./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2c_remove_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/sll2c_remove_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 8e9bd4c45107b8bac8caf02aded500b0232909d1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sll2c_remove_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 8e9bd4c45107b8bac8caf02aded500b0232909d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:58:12,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:12,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:12,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:12,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:12,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:12,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:12,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:12,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:12,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:12,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:12,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:12,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:12,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:12,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:12,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:12,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:12,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:12,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:12,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:12,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:12,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:12,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:12,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:12,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:12,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:12,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:12,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:12,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:12,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:12,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:12,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:12,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:12,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:12,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:12,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:12,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:12,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:12,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:12,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:12,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:12,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:12,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:12,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:12,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:12,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:12,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:12,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:12,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:12,993 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:12,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:12,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:12,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:12,997 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:12,997 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:13,000 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:13,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:13,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:13,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:13,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:13,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:13,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:13,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:13,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:13,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:13,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:13,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:13,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:13,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:13,007 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 -> 8e9bd4c45107b8bac8caf02aded500b0232909d1 [2019-11-26 17:58:13,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:13,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:13,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:13,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:13,649 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:13,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i [2019-11-26 17:58:13,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b1927c5/4058af67ba8944acbf84ab67e91d79fb/FLAG75904b582 [2019-11-26 17:58:14,959 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:14,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i [2019-11-26 17:58:14,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b1927c5/4058af67ba8944acbf84ab67e91d79fb/FLAG75904b582 [2019-11-26 17:58:15,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b1927c5/4058af67ba8944acbf84ab67e91d79fb [2019-11-26 17:58:15,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:15,042 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:15,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:15,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:15,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:15,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:15" (1/1) ... [2019-11-26 17:58:15,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35613e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:15, skipping insertion in model container [2019-11-26 17:58:15,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:15" (1/1) ... [2019-11-26 17:58:15,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:15,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:15,542 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:15,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55511421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:15, skipping insertion in model container [2019-11-26 17:58:15,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:15,544 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:15,554 INFO L168 Benchmark]: Toolchain (without parser) took 504.14 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 17:58:15,555 INFO L168 Benchmark]: CDTParser took 1.54 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 17:58:15,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.97 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 17:58:15,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 496.97 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 17:58:19,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:19,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:19,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:19,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:19,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:19,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:19,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:19,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:19,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:19,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:19,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:19,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:19,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:19,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:19,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:19,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:19,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:19,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:19,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:19,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:19,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:19,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:19,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:19,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:19,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:19,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:19,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:19,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:19,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:19,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:19,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:19,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:19,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:19,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:19,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:19,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:19,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:19,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:19,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:19,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:19,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:19,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:19,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:19,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:19,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:19,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:19,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:19,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:19,584 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:19,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:19,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:19,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:19,587 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:19,589 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:19,589 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:19,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:19,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:19,590 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:19,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:19,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:19,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:19,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:19,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:19,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:19,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:19,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:19,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:19,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:19,597 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:19,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:19,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:19,599 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 -> 8e9bd4c45107b8bac8caf02aded500b0232909d1 [2019-11-26 17:58:20,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:20,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:20,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:20,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:20,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:20,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i [2019-11-26 17:58:20,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4523d9aa/fe0982f7b1724b0abdade2618f052385/FLAG89c6d8b10 [2019-11-26 17:58:21,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:21,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_remove_all_reverse.i [2019-11-26 17:58:21,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4523d9aa/fe0982f7b1724b0abdade2618f052385/FLAG89c6d8b10 [2019-11-26 17:58:21,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4523d9aa/fe0982f7b1724b0abdade2618f052385 [2019-11-26 17:58:21,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:21,567 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:21,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:21,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:21,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:21,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:21" (1/1) ... [2019-11-26 17:58:21,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323140ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:21, skipping insertion in model container [2019-11-26 17:58:21,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:21" (1/1) ... [2019-11-26 17:58:21,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:21,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:22,068 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:22,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22badf9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:22, skipping insertion in model container [2019-11-26 17:58:22,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:22,071 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:22,081 INFO L168 Benchmark]: Toolchain (without parser) took 505.98 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 17:58:22,082 INFO L168 Benchmark]: CDTParser took 0.34 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 17:58:22,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.57 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 17:58:22,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 488.57 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...