./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.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/forester-heap/sll-rb-sentinel-1.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 436b5c72ff67e2244c8257fbd882ddaf383eff22 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/forester-heap/sll-rb-sentinel-1.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 436b5c72ff67e2244c8257fbd882ddaf383eff22 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:57:45,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:57:45,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:57:45,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:57:45,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:57:45,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:57:45,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:57:45,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:57:45,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:57:45,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:57:45,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:57:45,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:57:45,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:57:45,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:57:45,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:57:45,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:57:45,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:57:45,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:57:45,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:57:45,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:57:45,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:57:45,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:57:45,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:57:45,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:57:45,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:57:45,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:57:45,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:57:45,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:57:45,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:57:45,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:57:45,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:57:45,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:57:45,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:57:45,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:57:45,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:57:45,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:57:45,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:57:45,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:57:45,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:57:45,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:57:45,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:57:45,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:57:45,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:57:45,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:57:45,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:57:45,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:57:45,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:57:45,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:57:45,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:57:45,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:57:45,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:57:45,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:57:45,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:57:45,542 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:57:45,543 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:57:45,543 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:57:45,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:57:45,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:57:45,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:57:45,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:57:45,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:57:45,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:57:45,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:57:45,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:57:45,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:57:45,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:57:45,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:57:45,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:57:45,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:57:45,551 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 -> 436b5c72ff67e2244c8257fbd882ddaf383eff22 [2019-11-26 17:57:46,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:57:46,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:57:46,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:57:46,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:57:46,167 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:57:46,168 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i [2019-11-26 17:57:46,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e3ff199/b3de248d22a84904a49f25a119e6ad18/FLAG238bffcf0 [2019-11-26 17:57:47,560 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:57:47,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i [2019-11-26 17:57:47,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e3ff199/b3de248d22a84904a49f25a119e6ad18/FLAG238bffcf0 [2019-11-26 17:57:47,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e3ff199/b3de248d22a84904a49f25a119e6ad18 [2019-11-26 17:57:47,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:57:47,651 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:57:47,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:47,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:57:47,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:57:47,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:47" (1/1) ... [2019-11-26 17:57:47,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:47, skipping insertion in model container [2019-11-26 17:57:47,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:47" (1/1) ... [2019-11-26 17:57:47,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:57:47,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:57:48,174 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:57:48,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46cc2f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:48, skipping insertion in model container [2019-11-26 17:57:48,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:48,182 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:57:48,188 INFO L168 Benchmark]: Toolchain (without parser) took 533.55 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 17:57:48,191 INFO L168 Benchmark]: CDTParser took 0.73 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 17:57:48,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.58 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 17:57:48,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 528.58 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: 257]: 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 17:57:51,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:57:51,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:57:52,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:57:52,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:57:52,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:57:52,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:57:52,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:57:52,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:57:52,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:57:52,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:57:52,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:57:52,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:57:52,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:57:52,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:57:52,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:57:52,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:57:52,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:57:52,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:57:52,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:57:52,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:57:52,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:57:52,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:57:52,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:57:52,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:57:52,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:57:52,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:57:52,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:57:52,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:57:52,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:57:52,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:57:52,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:57:52,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:57:52,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:57:52,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:57:52,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:57:52,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:57:52,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:57:52,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:57:52,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:57:52,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:57:52,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:57:52,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:57:52,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:57:52,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:57:52,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:57:52,234 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:57:52,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:57:52,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:57:52,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:57:52,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:57:52,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:57:52,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:57:52,238 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:57:52,239 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:57:52,239 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:57:52,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:57:52,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:57:52,243 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:57:52,243 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:57:52,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:57:52,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:57:52,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:57:52,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:57:52,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:57:52,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:57:52,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:57:52,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:57:52,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:57:52,248 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:57:52,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:57:52,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:57:52,251 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 -> 436b5c72ff67e2244c8257fbd882ddaf383eff22 [2019-11-26 17:57:52,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:57:52,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:57:52,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:57:52,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:57:52,842 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:57:52,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i [2019-11-26 17:57:53,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a79895f4/31a2185bbeb4422292ccf9427647ac17/FLAGcb16e1868 [2019-11-26 17:57:54,281 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:57:54,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-sentinel-1.i [2019-11-26 17:57:54,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a79895f4/31a2185bbeb4422292ccf9427647ac17/FLAGcb16e1868 [2019-11-26 17:57:54,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a79895f4/31a2185bbeb4422292ccf9427647ac17 [2019-11-26 17:57:54,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:57:54,372 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:57:54,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:54,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:57:54,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:57:54,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:54" (1/1) ... [2019-11-26 17:57:54,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:54, skipping insertion in model container [2019-11-26 17:57:54,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:57:54" (1/1) ... [2019-11-26 17:57:54,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:57:54,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:57:54,853 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:57:54,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20cb91f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:57:54, skipping insertion in model container [2019-11-26 17:57:54,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:57:54,859 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:57:54,877 INFO L168 Benchmark]: Toolchain (without parser) took 488.53 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 17:57:54,878 INFO L168 Benchmark]: CDTParser took 0.43 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 17:57:54,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.33 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 17:57:54,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 484.33 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: 257]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...