./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-circular-1.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/forester-heap/dll-circular-1.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 95b20088216028e3d05e3cb41d4ed5c20af6a751 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/dll-circular-1.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 95b20088216028e3d05e3cb41d4ed5c20af6a751 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:02:07,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:02:07,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:02:07,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:02:07,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:02:07,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:02:07,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:02:07,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:02:07,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:02:07,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:02:07,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:02:07,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:02:07,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:02:07,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:02:07,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:02:07,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:02:07,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:02:07,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:02:07,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:02:07,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:02:07,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:02:07,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:02:07,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:02:07,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:02:07,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:02:07,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:02:07,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:02:07,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:02:07,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:02:07,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:02:07,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:02:07,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:02:07,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:02:07,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:02:07,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:02:07,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:02:07,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:02:07,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:02:07,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:02:07,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:02:07,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:02:07,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:02:07,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:02:07,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:02:07,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:02:07,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:02:07,828 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:02:07,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:02:07,828 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:02:07,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:02:07,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:02:07,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:02:07,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:02:07,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:02:07,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:02:07,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:02:07,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:02:07,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:02:07,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:02:07,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:02:07,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:02:07,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:02:07,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:02:07,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:02:07,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:02:07,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:02:07,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:02:07,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:02:07,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:02:07,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:02:07,843 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 -> 95b20088216028e3d05e3cb41d4ed5c20af6a751 [2019-11-26 17:02:08,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:02:08,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:02:08,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:02:08,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:02:08,491 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:02:08,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-circular-1.i [2019-11-26 17:02:08,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4b1972f/a8e2dd1a52a040bcaa351d77327f52eb/FLAG60c2584d0 [2019-11-26 17:02:09,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:09,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i [2019-11-26 17:02:09,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4b1972f/a8e2dd1a52a040bcaa351d77327f52eb/FLAG60c2584d0 [2019-11-26 17:02:09,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4b1972f/a8e2dd1a52a040bcaa351d77327f52eb [2019-11-26 17:02:09,909 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:09,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:09,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:09,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:09,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:09,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:09" (1/1) ... [2019-11-26 17:02:09,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:09, skipping insertion in model container [2019-11-26 17:02:09,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:09" (1/1) ... [2019-11-26 17:02:09,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:10,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:10,441 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:02:10,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cb51f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:10, skipping insertion in model container [2019-11-26 17:02:10,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:10,444 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:02:10,453 INFO L168 Benchmark]: Toolchain (without parser) took 536.87 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:10,454 INFO L168 Benchmark]: CDTParser took 1.34 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 17:02:10,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:10,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 523.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 249]: 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 17:02:14,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:02:14,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:02:14,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:02:14,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:02:14,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:02:14,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:02:14,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:02:14,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:02:14,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:02:14,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:02:14,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:02:14,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:02:14,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:02:14,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:02:14,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:02:14,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:02:14,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:02:14,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:02:14,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:02:14,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:02:14,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:02:14,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:02:14,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:02:14,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:02:14,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:02:14,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:02:14,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:02:14,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:02:14,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:02:14,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:02:14,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:02:14,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:02:14,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:02:14,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:02:14,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:02:14,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:02:14,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:02:14,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:02:14,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:02:14,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:02:14,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:02:14,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:02:14,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:02:14,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:02:14,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:02:14,537 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:02:14,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:02:14,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:02:14,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:02:14,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:02:14,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:02:14,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:02:14,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:02:14,545 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:02:14,545 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:02:14,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:02:14,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:02:14,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:02:14,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:02:14,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:02:14,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:02:14,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:02:14,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:02:14,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:02:14,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:02:14,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:02:14,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:02:14,554 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:02:14,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:02:14,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:02:14,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:02:14,559 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 -> 95b20088216028e3d05e3cb41d4ed5c20af6a751 [2019-11-26 17:02:15,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:02:15,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:02:15,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:02:15,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:02:15,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:02:15,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-circular-1.i [2019-11-26 17:02:15,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/def4eff1d/d4e49f459b734291be02ffc1f1500eed/FLAG0a1c90d19 [2019-11-26 17:02:16,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:02:16,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i [2019-11-26 17:02:16,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/def4eff1d/d4e49f459b734291be02ffc1f1500eed/FLAG0a1c90d19 [2019-11-26 17:02:16,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/def4eff1d/d4e49f459b734291be02ffc1f1500eed [2019-11-26 17:02:16,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:02:16,702 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:02:16,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:16,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:02:16,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:02:16,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:16" (1/1) ... [2019-11-26 17:02:16,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:16, skipping insertion in model container [2019-11-26 17:02:16,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:02:16" (1/1) ... [2019-11-26 17:02:16,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:02:16,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:02:17,224 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:02:17,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@631d2f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:02:17, skipping insertion in model container [2019-11-26 17:02:17,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:02:17,231 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-26 17:02:17,237 INFO L168 Benchmark]: Toolchain (without parser) took 531.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:17,238 INFO L168 Benchmark]: CDTParser took 0.38 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 17:02:17,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:02:17,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 525.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 249]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...