./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-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_cstrcat-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 cb6ff0b2d9abd29a15d3eb2d5a86a23b460e9725 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cstrcat-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 cb6ff0b2d9abd29a15d3eb2d5a86a23b460e9725 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:55:52,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:52,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:52,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:52,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:52,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:52,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:52,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:52,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:52,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:52,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:52,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:52,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:52,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:52,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:52,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:52,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:52,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:52,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:52,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:52,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:52,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:52,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:52,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:52,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:52,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:52,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:52,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:52,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:52,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:52,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:52,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:52,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:52,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:52,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:52,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:52,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:52,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:52,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:52,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:52,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:52,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:55:52,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:52,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:52,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:52,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:52,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:52,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:52,456 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:52,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:52,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:52,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:52,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:52,458 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:52,459 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:52,460 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:52,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:52,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:52,463 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:52,464 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:52,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:52,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:52,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:52,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:52,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:52,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:52,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:52,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:55:52,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:55:52,470 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 -> cb6ff0b2d9abd29a15d3eb2d5a86a23b460e9725 [2019-11-26 17:55:53,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:53,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:53,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:53,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:53,065 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:53,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2019-11-26 17:55:53,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16bc5382c/2b30a4ff18f14f38a1e91ec02fc04b7b/FLAGdb2c7d301 [2019-11-26 17:55:54,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:54,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2019-11-26 17:55:54,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16bc5382c/2b30a4ff18f14f38a1e91ec02fc04b7b/FLAGdb2c7d301 [2019-11-26 17:55:54,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16bc5382c/2b30a4ff18f14f38a1e91ec02fc04b7b [2019-11-26 17:55:54,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:54,911 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:54,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:54,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:54,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:54,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:54" (1/1) ... [2019-11-26 17:55:54,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34aca8f8 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 17:55:54,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:54" (1/1) ... [2019-11-26 17:55:54,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:55,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:55,395 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:55,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24777d1e 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 17:55:55,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:55,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:55,403 INFO L168 Benchmark]: Toolchain (without parser) took 488.04 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:55,404 INFO L168 Benchmark]: CDTParser took 3.05 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 17:55:55,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.46 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:55,415 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.05 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 479.46 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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 17:55:59,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:59,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:59,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:59,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:59,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:59,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:59,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:59,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:59,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:59,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:59,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:59,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:59,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:59,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:59,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:59,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:59,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:59,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:59,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:59,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:59,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:59,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:59,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:59,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:59,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:59,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:59,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:59,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:59,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:59,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:59,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:59,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:59,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:59,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:59,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:59,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:59,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:59,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:59,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:59,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:59,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:55:59,478 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:59,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:59,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:59,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:59,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:59,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:59,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:59,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:59,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:59,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:59,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:59,494 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:59,497 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:59,497 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:59,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:59,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:59,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:55:59,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:55:59,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:59,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:59,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:59,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:59,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:59,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:59,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:59,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:59,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:59,507 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:55:59,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:55:59,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:55:59,511 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 -> cb6ff0b2d9abd29a15d3eb2d5a86a23b460e9725 [2019-11-26 17:56:00,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:00,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:00,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:00,209 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:00,210 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:00,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2019-11-26 17:56:00,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b16f3444/21437fc70d994ecfbb5e2a75fa232906/FLAG810c6a897 [2019-11-26 17:56:01,575 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:01,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2019-11-26 17:56:01,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b16f3444/21437fc70d994ecfbb5e2a75fa232906/FLAG810c6a897 [2019-11-26 17:56:01,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b16f3444/21437fc70d994ecfbb5e2a75fa232906 [2019-11-26 17:56:01,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:01,669 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:01,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:01,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:01,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:01,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:01" (1/1) ... [2019-11-26 17:56:01,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70002f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:01, skipping insertion in model container [2019-11-26 17:56:01,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:01" (1/1) ... [2019-11-26 17:56:01,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:01,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:02,177 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:02,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@633f4054 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 17:56:02,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:02,183 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:02,192 INFO L168 Benchmark]: Toolchain (without parser) took 522.47 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 17:56:02,193 INFO L168 Benchmark]: CDTParser took 1.16 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 17:56:02,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.34 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 17:56:02,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 512.34 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...