./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a84b349ed554162d37455efc2adb7bf93e2048b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a84b349ed554162d37455efc2adb7bf93e2048b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:02:35,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:02:35,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:02:35,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:02:35,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:02:35,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:02:35,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:02:35,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:02:35,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:02:35,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:02:35,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:02:35,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:02:35,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:02:35,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:02:35,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:02:35,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:02:35,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:02:35,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:02:35,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:02:35,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:02:35,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:02:35,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:02:35,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:02:35,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:02:35,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:02:35,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:02:35,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:02:35,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:02:35,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:02:35,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:02:35,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:02:35,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:02:35,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:02:35,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:02:35,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:02:35,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:02:35,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:02:35,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:02:35,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:02:35,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:02:35,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:02:35,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:02:35,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:02:35,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:02:35,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:02:35,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:02:35,958 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:02:35,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:02:35,958 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:02:35,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:02:35,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:02:35,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:02:35,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:02:35,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:02:35,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:02:35,964 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:02:35,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:02:35,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:02:35,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:02:35,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:02:35,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:02:35,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:02:35,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:02:35,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:02:35,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:02:35,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:02:35,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:02:35,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:02:35,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:02:35,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:02:35,975 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 ! call(__VERIFIER_error())) ) 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 -> 1a84b349ed554162d37455efc2adb7bf93e2048b [2019-11-26 17:02:36,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:02:36,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:02:36,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:02:36,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:02:36,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:02:36,580 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2019-11-26 17:02:36,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9769c33f/b44c98f7c04e4aa7b11748f0bf2db182/FLAG60ddfc8a0 [2019-11-26 17:02:37,981 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:37,985 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2019-11-26 17:02:38,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9769c33f/b44c98f7c04e4aa7b11748f0bf2db182/FLAG60ddfc8a0 [2019-11-26 17:02:38,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9769c33f/b44c98f7c04e4aa7b11748f0bf2db182 [2019-11-26 17:02:38,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:38,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:38,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:38,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:38,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:38,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:38" (1/1) ... [2019-11-26 17:02:38,104 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 05:02:38, skipping insertion in model container [2019-11-26 17:02:38,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:38" (1/1) ... [2019-11-26 17:02:38,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:38,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:38,612 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:02:38,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@773251c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:38, skipping insertion in model container [2019-11-26 17:02:38,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:38,615 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:02:38,626 INFO L168 Benchmark]: Toolchain (without parser) took 538.39 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 17:02:38,627 INFO L168 Benchmark]: CDTParser took 2.87 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 17:02:38,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.60 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 17:02:38,642 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 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 528.60 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 17:02:42,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:02:42,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:02:42,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:02:42,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:02:42,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:02:42,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:02:42,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:02:42,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:02:42,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:02:42,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:02:42,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:02:42,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:02:42,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:02:42,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:02:42,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:02:42,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:02:42,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:02:42,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:02:42,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:02:42,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:02:42,593 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:02:42,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:02:42,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:02:42,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:02:42,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:02:42,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:02:42,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:02:42,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:02:42,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:02:42,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:02:42,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:02:42,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:02:42,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:02:42,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:02:42,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:02:42,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:02:42,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:02:42,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:02:42,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:02:42,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:02:42,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:02:42,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:02:42,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:02:42,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:02:42,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:02:42,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:02:42,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:02:42,698 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:02:42,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:02:42,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:02:42,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:02:42,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:02:42,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:02:42,701 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:02:42,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:02:42,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:02:42,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:02:42,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:02:42,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:02:42,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:02:42,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:02:42,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:02:42,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:02:42,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:02:42,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:02:42,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:02:42,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:02:42,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:02:42,711 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:02:42,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:02:42,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:02:42,715 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 ! call(__VERIFIER_error())) ) 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 -> 1a84b349ed554162d37455efc2adb7bf93e2048b [2019-11-26 17:02:43,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:02:43,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:02:43,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:02:43,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:02:43,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:02:43,267 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2019-11-26 17:02:43,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81a5d30c/78634d61c4e941f5bc857594058ec6b0/FLAG25cef74ca [2019-11-26 17:02:44,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:44,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2019-11-26 17:02:44,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81a5d30c/78634d61c4e941f5bc857594058ec6b0/FLAG25cef74ca [2019-11-26 17:02:44,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f81a5d30c/78634d61c4e941f5bc857594058ec6b0 [2019-11-26 17:02:44,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:44,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:44,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:44,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:44,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:44,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:44" (1/1) ... [2019-11-26 17:02:44,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16524808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:44, skipping insertion in model container [2019-11-26 17:02:44,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:44" (1/1) ... [2019-11-26 17:02:44,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:44,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:45,287 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:02:45,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13915ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:45, skipping insertion in model container [2019-11-26 17:02:45,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:45,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:02:45,300 INFO L168 Benchmark]: Toolchain (without parser) took 529.94 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 17:02:45,304 INFO L168 Benchmark]: CDTParser took 0.40 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 17:02:45,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.77 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 17:02:45,309 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 522.77 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...