./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/dll2c_insert_unequal.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/dll2c_insert_unequal.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 66b1645e6497ed5e04695d784e7a77b914e4f212 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/dll2c_insert_unequal.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 66b1645e6497ed5e04695d784e7a77b914e4f212 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:57:58,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:57:58,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:57:58,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:57:58,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:57:58,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:57:58,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:57:58,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:57:58,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:57:58,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:57:58,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:57:58,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:57:58,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:57:58,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:57:58,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:57:58,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:57:58,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:57:58,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:57:58,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:57:58,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:57:58,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:57:58,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:57:58,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:57:58,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:57:58,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:57:58,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:57:58,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:57:58,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:57:58,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:57:58,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:57:58,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:57:58,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:57:58,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:57:58,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:57:58,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:57:58,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:57:58,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:57:58,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:57:58,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:57:58,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:57:58,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:57:58,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:57:59,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:57:59,019 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:57:59,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:57:59,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:57:59,024 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:57:59,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:57:59,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:57:59,027 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:57:59,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:57:59,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:57:59,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:57:59,029 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:57:59,030 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:57:59,030 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:57:59,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:57:59,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:57:59,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:57:59,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:57:59,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:57:59,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:57:59,035 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:57:59,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:57:59,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:57:59,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:57:59,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:57:59,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:57:59,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:57:59,039 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 -> 66b1645e6497ed5e04695d784e7a77b914e4f212 [2019-11-26 17:57:59,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:57:59,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:57:59,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:57:59,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:57:59,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:57:59,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-26 17:57:59,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91440925e/3c7e87683bf44cf9a32579a5f8dead7c/FLAG50d3369a8 [2019-11-26 17:58:01,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:01,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-26 17:58:01,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91440925e/3c7e87683bf44cf9a32579a5f8dead7c/FLAG50d3369a8 [2019-11-26 17:58:01,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91440925e/3c7e87683bf44cf9a32579a5f8dead7c [2019-11-26 17:58:01,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:01,231 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:01,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:01,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:01,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:01,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:01" (1/1) ... [2019-11-26 17:58:01,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9334ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:01, skipping insertion in model container [2019-11-26 17:58:01,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:01" (1/1) ... [2019-11-26 17:58:01,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:01,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:01,742 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:01,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47eceb21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:01, skipping insertion in model container [2019-11-26 17:58:01,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:01,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:01,752 INFO L168 Benchmark]: Toolchain (without parser) took 520.24 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 17:58:01,753 INFO L168 Benchmark]: CDTParser took 0.76 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 17:58:01,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.60 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 17:58:01,773 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 512.60 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 17:58:05,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:05,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:05,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:05,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:05,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:05,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:05,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:05,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:05,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:05,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:05,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:05,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:05,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:05,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:05,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:05,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:05,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:05,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:05,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:05,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:05,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:05,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:05,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:05,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:05,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:05,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:05,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:05,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:05,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:05,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:05,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:05,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:05,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:05,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:05,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:05,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:05,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:05,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:05,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:05,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:05,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:05,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:05,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:05,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:05,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:05,812 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:05,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:05,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:05,816 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:05,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:05,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:05,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:05,821 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:05,821 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:05,822 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:05,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:05,823 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:05,823 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:05,823 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:05,824 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:05,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:05,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:05,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:05,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:05,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:05,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:05,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:05,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:05,830 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:05,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:05,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:05,833 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 -> 66b1645e6497ed5e04695d784e7a77b914e4f212 [2019-11-26 17:58:06,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:06,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:06,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:06,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:06,442 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:06,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-26 17:58:06,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceb962b47/bd1b19b3372445a1a76a602b2865a2d8/FLAGeb8db970a [2019-11-26 17:58:07,860 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:07,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-26 17:58:07,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceb962b47/bd1b19b3372445a1a76a602b2865a2d8/FLAGeb8db970a [2019-11-26 17:58:07,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceb962b47/bd1b19b3372445a1a76a602b2865a2d8 [2019-11-26 17:58:07,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:07,955 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:07,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:07,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:07,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:07,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:07" (1/1) ... [2019-11-26 17:58:07,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9334ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:07, skipping insertion in model container [2019-11-26 17:58:07,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:07" (1/1) ... [2019-11-26 17:58:08,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:08,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:08,487 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:08,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1498745a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:08, skipping insertion in model container [2019-11-26 17:58:08,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:08,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:08,497 INFO L168 Benchmark]: Toolchain (without parser) took 538.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:08,499 INFO L168 Benchmark]: CDTParser took 3.50 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 17:58:08,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.32 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:08,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 532.32 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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...