./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c7de5fb661efaece6ac30dedf2d78ac089ace75 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c7de5fb661efaece6ac30dedf2d78ac089ace75 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:58:12,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:12,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:12,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:12,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:12,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:12,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:12,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:12,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:12,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:12,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:12,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:12,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:12,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:12,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:12,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:12,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:12,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:12,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:12,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:12,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:12,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:12,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:12,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:12,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:12,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:12,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:12,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:12,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:12,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:12,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:12,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:12,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:12,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:12,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:12,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:12,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:12,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:12,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:12,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:12,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:12,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:12,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:12,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:12,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:12,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:12,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:12,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:12,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:12,667 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:12,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:12,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:12,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:12,670 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:12,670 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:12,672 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:12,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:12,673 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:12,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:12,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:12,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:12,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:12,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:12,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:12,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:12,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:12,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:12,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:12,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:12,679 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 -> 2c7de5fb661efaece6ac30dedf2d78ac089ace75 [2019-11-26 17:58:13,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:13,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:13,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:13,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:13,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:13,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2019-11-26 17:58:13,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6975e0599/265f524f680941c6873291a1317f49b0/FLAG0535a8cda [2019-11-26 17:58:14,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:14,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2019-11-26 17:58:14,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6975e0599/265f524f680941c6873291a1317f49b0/FLAG0535a8cda [2019-11-26 17:58:14,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6975e0599/265f524f680941c6873291a1317f49b0 [2019-11-26 17:58:14,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:14,770 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:14,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:14,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:14,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:14,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:14" (1/1) ... [2019-11-26 17:58:14,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd2640b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:14, skipping insertion in model container [2019-11-26 17:58:14,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:14" (1/1) ... [2019-11-26 17:58:14,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:14,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:15,297 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:15,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36945900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:15, skipping insertion in model container [2019-11-26 17:58:15,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:15,304 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:15,311 INFO L168 Benchmark]: Toolchain (without parser) took 538.34 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 17:58:15,312 INFO L168 Benchmark]: CDTParser took 2.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:15,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 530.06 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 17:58:15,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06 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 530.06 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: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:19,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:19,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:19,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:19,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:19,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:19,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:19,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:19,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:19,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:19,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:19,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:19,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:19,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:19,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:19,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:19,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:19,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:19,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:19,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:19,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:19,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:19,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:19,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:19,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:19,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:19,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:19,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:19,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:19,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:19,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:19,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:19,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:19,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:19,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:19,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:19,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:19,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:19,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:19,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:19,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:19,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:19,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:19,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:19,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:19,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:19,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:19,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:19,440 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:19,442 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:19,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:19,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:19,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:19,444 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:19,447 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:19,448 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:19,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:19,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:19,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:19,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:19,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:19,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:19,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:19,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:19,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:19,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:19,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:19,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:19,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:19,455 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:19,455 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:19,456 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:19,457 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 -> 2c7de5fb661efaece6ac30dedf2d78ac089ace75 [2019-11-26 17:58:20,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:20,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:20,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:20,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:20,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:20,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2019-11-26 17:58:20,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37d0fc52b/e3aca2041d724a5f974c72e466144e01/FLAG5d49d4802 [2019-11-26 17:58:21,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:21,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_prepend_unequal.i [2019-11-26 17:58:21,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37d0fc52b/e3aca2041d724a5f974c72e466144e01/FLAG5d49d4802 [2019-11-26 17:58:22,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37d0fc52b/e3aca2041d724a5f974c72e466144e01 [2019-11-26 17:58:22,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:22,045 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:22,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:22,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:22,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:22,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:22" (1/1) ... [2019-11-26 17:58:22,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d13d170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:22, skipping insertion in model container [2019-11-26 17:58:22,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:22" (1/1) ... [2019-11-26 17:58:22,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:22,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:22,568 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:58:22,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c2fee3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:22, skipping insertion in model container [2019-11-26 17:58:22,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:22,574 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:58:22,591 INFO L168 Benchmark]: Toolchain (without parser) took 530.88 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 17:58:22,592 INFO L168 Benchmark]: CDTParser took 2.78 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:22,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 515.67 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 17:58:22,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 515.67 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: 175]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...