./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 906a4fb5 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/busybox-1.22.0/who-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 2e79e6a5f98cba091bdf5878be39b9841adfd39e ......................................................................................................................... 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/busybox-1.22.0/who-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 2e79e6a5f98cba091bdf5878be39b9841adfd39e ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:30,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:30,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:30,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:30,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:30,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:30,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:30,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:30,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:30,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:30,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:30,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:30,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:30,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:30,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:30,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:30,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:30,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:30,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:30,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:30,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:30,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:30,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:30,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:30,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:30,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:30,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:30,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:30,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:30,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:30,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:30,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:30,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:30,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:30,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:30,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:30,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:30,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:30,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:30,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:30,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:30,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:30,323 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:30,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:30,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:30,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:30,325 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:30,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:30,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:30,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:30,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:30,327 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:30,327 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:30,327 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:30,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:30,328 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:30,328 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:30,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:30,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:30,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:30,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:30,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:30,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:30,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:30,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:30,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:30,331 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:30,331 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2020-10-19 18:28:30,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:30,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:30,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:30,668 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:30,669 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:30,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-19 18:28:30,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6271b8aae/f1f6bd542a964e8782b54b16ea510ecc/FLAGc788c591c [2020-10-19 18:28:31,405 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:31,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-19 18:28:31,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6271b8aae/f1f6bd542a964e8782b54b16ea510ecc/FLAGc788c591c [2020-10-19 18:28:31,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6271b8aae/f1f6bd542a964e8782b54b16ea510ecc [2020-10-19 18:28:31,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:31,518 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:31,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:31,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:31,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:31,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:31" (1/1) ... [2020-10-19 18:28:31,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737e8746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:31, skipping insertion in model container [2020-10-19 18:28:31,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:31" (1/1) ... [2020-10-19 18:28:31,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:31,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:32,829 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-19 18:28:32,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33480623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:32, skipping insertion in model container [2020-10-19 18:28:32,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:32,830 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:32,833 INFO L168 Benchmark]: Toolchain (without parser) took 1320.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:32,834 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:32,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1309.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:32,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1309.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:34,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:34,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:34,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:34,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:34,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:34,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:34,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:34,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:34,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:34,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:34,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:34,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:34,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:34,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:34,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:34,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:34,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:34,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:34,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:34,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:34,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:34,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:34,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:34,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:34,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:34,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:34,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:34,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:34,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:34,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:34,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:34,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:34,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:34,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:34,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:34,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:34,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:34,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:34,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:34,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:34,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:34,535 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:34,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:34,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:34,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:34,537 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:34,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:34,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:34,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:34,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:34,538 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:34,539 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:34,540 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:34,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:34,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:34,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:34,541 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:34,541 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:34,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:34,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:34,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:34,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:34,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:34,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:34,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:34,544 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:34,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:34,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:34,545 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:34,545 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2020-10-19 18:28:34,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:34,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:34,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:34,862 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:34,863 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:34,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-19 18:28:34,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d45c41044/83206f8919ae4fb794e65c7fd3bb655b/FLAG8f07786db [2020-10-19 18:28:35,535 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:35,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-10-19 18:28:35,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d45c41044/83206f8919ae4fb794e65c7fd3bb655b/FLAG8f07786db [2020-10-19 18:28:35,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d45c41044/83206f8919ae4fb794e65c7fd3bb655b [2020-10-19 18:28:35,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:35,660 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:35,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:35,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:35,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:35,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:35" (1/1) ... [2020-10-19 18:28:35,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a23ab43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:35, skipping insertion in model container [2020-10-19 18:28:35,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:35" (1/1) ... [2020-10-19 18:28:35,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:35,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:36,929 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-19 18:28:36,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cee8c33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:36, skipping insertion in model container [2020-10-19 18:28:36,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:36,931 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:36,934 INFO L168 Benchmark]: Toolchain (without parser) took 1278.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:36,934 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:36,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1267.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:36,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1267.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...