./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f68b319d77fa756392ca29e618a1e0accd9b6c9e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_cstrcmp-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f68b319d77fa756392ca29e618a1e0accd9b6c9e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:55:52,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:52,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:52,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:52,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:52,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:52,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:52,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:52,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:52,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:52,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:52,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:52,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:52,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:52,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:52,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:52,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:52,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:52,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:52,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:52,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:52,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:52,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:52,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:52,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:52,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:52,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:52,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:52,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:52,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:52,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:52,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:52,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:52,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:52,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:52,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:52,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:52,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:52,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:52,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:52,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:52,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:55:52,610 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:52,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:52,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:52,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:52,619 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:52,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:52,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:52,624 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:52,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:52,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:52,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:52,627 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:52,627 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:52,628 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:52,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:52,630 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:52,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:52,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:52,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:52,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:52,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:52,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:52,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:52,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:52,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:52,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:55:52,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:55:52,637 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 -> f68b319d77fa756392ca29e618a1e0accd9b6c9e [2019-11-26 17:55:53,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:53,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:53,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:53,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:53,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:53,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 17:55:53,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0fdafd8/b4749db84d3b4f37850974ca0b304c24/FLAG05625979b [2019-11-26 17:55:54,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:54,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 17:55:54,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0fdafd8/b4749db84d3b4f37850974ca0b304c24/FLAG05625979b [2019-11-26 17:55:54,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0fdafd8/b4749db84d3b4f37850974ca0b304c24 [2019-11-26 17:55:54,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:54,810 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:54,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:54,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:54,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:54,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:54" (1/1) ... [2019-11-26 17:55:54,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 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 17:55:54,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:54" (1/1) ... [2019-11-26 17:55:54,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:54,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:55,310 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:55:55,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30987d04 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 17:55:55,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:55,316 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:55:55,320 INFO L168 Benchmark]: Toolchain (without parser) took 507.75 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 17:55:55,331 INFO L168 Benchmark]: CDTParser took 2.23 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 17:55:55,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.70 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 17:55:55,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 497.70 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 17:55:59,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:59,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:59,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:59,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:59,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:59,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:59,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:59,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:59,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:59,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:59,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:59,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:59,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:59,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:59,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:59,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:59,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:59,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:59,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:59,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:59,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:59,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:59,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:59,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:59,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:59,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:59,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:59,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:59,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:59,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:59,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:59,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:59,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:59,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:59,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:59,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:59,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:59,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:59,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:59,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:59,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:55:59,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:59,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:59,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:59,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:59,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:59,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:59,456 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:59,457 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:59,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:59,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:59,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:59,461 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:59,461 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:59,464 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:59,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:59,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:59,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:55:59,465 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:55:59,466 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:59,466 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:59,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:59,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:59,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:59,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:59,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:59,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:59,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:59,471 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:55:59,471 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:55:59,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:55:59,475 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 -> f68b319d77fa756392ca29e618a1e0accd9b6c9e [2019-11-26 17:56:00,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:00,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:00,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:00,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:00,150 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:00,152 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 17:56:00,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63c763a20/fb5677b4de294625b5b62da8f8340a0e/FLAGef5c17f2c [2019-11-26 17:56:01,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:01,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2019-11-26 17:56:01,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63c763a20/fb5677b4de294625b5b62da8f8340a0e/FLAGef5c17f2c [2019-11-26 17:56:01,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63c763a20/fb5677b4de294625b5b62da8f8340a0e [2019-11-26 17:56:01,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:01,610 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:01,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:01,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:01,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:01,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:01" (1/1) ... [2019-11-26 17:56:01,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f 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 17:56:01,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:01" (1/1) ... [2019-11-26 17:56:01,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:01,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:02,084 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __fsid_t [2019-11-26 17:56:02,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f653a11 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 17:56:02,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:02,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 17:56:02,098 INFO L168 Benchmark]: Toolchain (without parser) took 485.80 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 17:56:02,101 INFO L168 Benchmark]: CDTParser took 0.31 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 17:56:02,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.20 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 17:56:02,111 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 478.20 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...