./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2n_append_equal.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/dll2n_append_equal.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 a4f285607323e922caa9bbc912c8526475badf88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/dll2n_append_equal.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 a4f285607323e922caa9bbc912c8526475badf88 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:02:36,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:02:36,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:02:36,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:02:36,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:02:36,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:02:36,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:02:36,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:02:36,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:02:36,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:02:36,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:02:36,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:02:36,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:02:36,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:02:36,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:02:36,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:02:36,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:02:36,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:02:36,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:02:36,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:02:36,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:02:36,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:02:36,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:02:36,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:02:36,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:02:36,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:02:36,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:02:36,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:02:36,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:02:36,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:02:36,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:02:36,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:02:36,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:02:36,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:02:36,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:02:36,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:02:36,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:02:36,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:02:36,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:02:36,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:02:36,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:02:36,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:02:36,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:02:36,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:02:36,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:02:36,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:02:36,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:02:36,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:02:36,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:02:36,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:02:36,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:02:36,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:02:36,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:02:36,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:02:36,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:02:36,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:02:36,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:02:36,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:02:36,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:02:36,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:02:36,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:02:36,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:02:36,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:02:36,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:02:36,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:02:36,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:02:36,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:02:36,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:02:36,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:02:36,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:02:36,911 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 -> a4f285607323e922caa9bbc912c8526475badf88 [2019-11-26 17:02:37,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:02:37,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:02:37,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:02:37,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:02:37,563 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:02:37,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_append_equal.i [2019-11-26 17:02:37,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f489978d/3bbd76d3336248ad8750587fda949a87/FLAG095b117af [2019-11-26 17:02:38,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:38,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_append_equal.i [2019-11-26 17:02:38,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f489978d/3bbd76d3336248ad8750587fda949a87/FLAG095b117af [2019-11-26 17:02:38,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f489978d/3bbd76d3336248ad8750587fda949a87 [2019-11-26 17:02:38,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:38,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:38,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:38,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:39,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:39,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:38" (1/1) ... [2019-11-26 17:02:39,010 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 05:02:39, skipping insertion in model container [2019-11-26 17:02:39,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:38" (1/1) ... [2019-11-26 17:02:39,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:39,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:39,498 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:02:39,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ba0df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:39, skipping insertion in model container [2019-11-26 17:02:39,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:39,501 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:02:39,508 INFO L168 Benchmark]: Toolchain (without parser) took 521.65 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 17:02:39,510 INFO L168 Benchmark]: CDTParser took 0.77 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 17:02:39,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.04 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 17:02:39,521 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 510.04 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 17:02:43,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:02:43,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:02:43,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:02:43,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:02:43,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:02:43,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:02:43,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:02:43,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:02:43,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:02:43,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:02:43,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:02:43,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:02:43,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:02:43,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:02:43,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:02:43,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:02:43,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:02:43,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:02:43,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:02:43,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:02:43,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:02:43,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:02:43,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:02:43,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:02:43,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:02:43,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:02:43,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:02:43,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:02:43,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:02:43,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:02:43,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:02:43,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:02:43,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:02:43,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:02:43,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:02:43,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:02:43,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:02:43,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:02:43,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:02:43,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:02:43,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:02:43,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:02:43,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:02:43,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:02:43,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:02:43,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:02:43,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:02:43,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:02:43,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:02:43,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:02:43,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:02:43,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:02:43,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:02:43,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:02:43,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:02:43,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:02:43,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:02:43,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:02:43,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:02:43,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:02:43,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:02:43,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:02:43,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:02:43,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:02:43,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:02:43,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:02:43,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:02:43,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:02:43,582 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:02:43,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:02:43,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:02:43,584 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 -> a4f285607323e922caa9bbc912c8526475badf88 [2019-11-26 17:02:44,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:02:44,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:02:44,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:02:44,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:02:44,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:02:44,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_append_equal.i [2019-11-26 17:02:44,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9bc4949b/ce5d2e6db696455791e97dad300e249a/FLAGb423588fe [2019-11-26 17:02:45,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:45,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_append_equal.i [2019-11-26 17:02:45,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9bc4949b/ce5d2e6db696455791e97dad300e249a/FLAGb423588fe [2019-11-26 17:02:45,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9bc4949b/ce5d2e6db696455791e97dad300e249a [2019-11-26 17:02:45,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:45,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:45,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:45,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:45,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:45,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:45" (1/1) ... [2019-11-26 17:02:45,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a 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 17:02:45,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:45" (1/1) ... [2019-11-26 17:02:45,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:45,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:46,083 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:02:46,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69679758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:46, skipping insertion in model container [2019-11-26 17:02:46,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:46,088 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:02:46,096 INFO L168 Benchmark]: Toolchain (without parser) took 534.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:46,097 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 17:02:46,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.36 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:46,116 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 516.36 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...