./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.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/array-memsafety/openbsd_cstrncmp-alloca-2.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 f3eebd0d696af164582cbeee8be4a910d35e299c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-memsafety/openbsd_cstrncmp-alloca-2.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 f3eebd0d696af164582cbeee8be4a910d35e299c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:55:52,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:52,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:52,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:52,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:52,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:52,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:52,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:52,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:52,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:52,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:52,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:52,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:52,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:52,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:52,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:52,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:52,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:52,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:52,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:52,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:52,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:52,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:52,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:52,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:52,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:52,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:52,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:52,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:52,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:52,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:52,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:52,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:52,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:52,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:52,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:52,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:52,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:52,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:52,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:52,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:52,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:55:52,786 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:52,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:52,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:52,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:52,796 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:52,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:52,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:52,797 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:52,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:52,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:52,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:52,799 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:52,799 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:52,800 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:52,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:52,800 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:52,802 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:52,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:52,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:52,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:52,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:52,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:52,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:52,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:52,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:52,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:55:52,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:55:52,808 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 -> f3eebd0d696af164582cbeee8be4a910d35e299c [2019-11-26 17:55:53,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:53,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:53,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:53,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:53,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:53,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2019-11-26 17:55:53,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be850a762/34786555f83c47149ec6a93889cb89d2/FLAGc31ec4cef [2019-11-26 17:55:54,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:54,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2019-11-26 17:55:54,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be850a762/34786555f83c47149ec6a93889cb89d2/FLAGc31ec4cef [2019-11-26 17:55:54,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be850a762/34786555f83c47149ec6a93889cb89d2 [2019-11-26 17:55:54,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:54,927 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:54,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:54,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:54,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:54,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:54" (1/1) ... [2019-11-26 17:55:54,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:54, skipping insertion in model container [2019-11-26 17:55:54,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:54" (1/1) ... [2019-11-26 17:55:54,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:55,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:55,458 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:55,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d021a1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:55, skipping insertion in model container [2019-11-26 17:55:55,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:55,461 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:55,465 INFO L168 Benchmark]: Toolchain (without parser) took 536.51 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 17:55:55,475 INFO L168 Benchmark]: CDTParser took 0.79 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 17:55:55,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 515.89 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 17:55:55,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 515.89 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: 128]: 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 17:55:59,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:59,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:59,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:59,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:59,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:59,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:59,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:59,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:59,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:59,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:59,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:59,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:59,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:59,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:59,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:59,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:59,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:59,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:59,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:59,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:59,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:59,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:59,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:59,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:59,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:59,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:59,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:59,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:59,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:59,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:59,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:59,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:59,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:59,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:59,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:59,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:59,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:59,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:59,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:59,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:59,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:55:59,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:59,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:59,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:59,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:59,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:59,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:59,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:59,581 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:59,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:59,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:59,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:59,585 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:59,585 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:59,586 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:59,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:59,588 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:59,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:55:59,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:55:59,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:59,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:59,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:59,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:59,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:59,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:59,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:59,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:59,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:59,594 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:55:59,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:55:59,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:55:59,597 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 -> f3eebd0d696af164582cbeee8be4a910d35e299c [2019-11-26 17:56:00,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:00,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:00,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:00,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:00,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:00,228 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2019-11-26 17:56:00,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1098fe00c/db1aff19f64c49bbaff371cb95f0643f/FLAG6d57f4b8c [2019-11-26 17:56:01,565 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:01,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2019-11-26 17:56:01,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1098fe00c/db1aff19f64c49bbaff371cb95f0643f/FLAG6d57f4b8c [2019-11-26 17:56:02,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1098fe00c/db1aff19f64c49bbaff371cb95f0643f [2019-11-26 17:56:02,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:02,091 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:02,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:02,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:02,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:02,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:02" (1/1) ... [2019-11-26 17:56:02,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567e1af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:02, skipping insertion in model container [2019-11-26 17:56:02,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:02" (1/1) ... [2019-11-26 17:56:02,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:02,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:02,573 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:02,574 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 05:56:02, skipping insertion in model container [2019-11-26 17:56:02,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:02,575 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:02,582 INFO L168 Benchmark]: Toolchain (without parser) took 487.26 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:02,583 INFO L168 Benchmark]: CDTParser took 2.78 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 17:56:02,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:02,587 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 478.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 128]: Unsupported Syntax Undefined type __fsid_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...