./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/rm-1.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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:40,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:40,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:40,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:40,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:40,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:40,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:40,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:40,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:40,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:40,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:40,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:40,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:40,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:40,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:40,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:40,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:40,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:40,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:40,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:40,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:40,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:40,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:40,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:40,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:40,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:40,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:40,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:40,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:40,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:40,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:40,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:40,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:40,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:40,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:40,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:40,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:40,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:40,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:40,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:40,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:40,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-16 08:45:40,371 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:40,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:40,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:40,372 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:40,372 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:40,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:40,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:40,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:40,374 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:40,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:40,375 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:40,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:40,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:40,376 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:40,376 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:40,376 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:40,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:40,377 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:40,377 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:40,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:40,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:40,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:40,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:40,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:40,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:40,379 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 08:45:40,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 08:45:40,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:40,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-12-16 08:45:40,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:40,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:40,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:40,622 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:40,623 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:40,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-16 08:45:40,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192a0adce/1e1981c9d1854f06854cbcfece440500/FLAG45a4705cb [2021-12-16 08:45:41,292 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:41,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-16 08:45:41,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192a0adce/1e1981c9d1854f06854cbcfece440500/FLAG45a4705cb [2021-12-16 08:45:41,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/192a0adce/1e1981c9d1854f06854cbcfece440500 [2021-12-16 08:45:41,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:41,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:41,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:41,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:41,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:41,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:41" (1/1) ... [2021-12-16 08:45:41,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587cb2b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:41, skipping insertion in model container [2021-12-16 08:45:41,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:41" (1/1) ... [2021-12-16 08:45:41,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:41,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:42,679 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-16 08:45:42,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4efcdafc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:42, skipping insertion in model container [2021-12-16 08:45:42,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:42,681 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:42,682 INFO L158 Benchmark]: Toolchain (without parser) took 973.97ms. Allocated memory is still 115.3MB. Free memory was 90.7MB in the beginning and 72.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-16 08:45:42,682 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory was 56.5MB in the beginning and 56.5MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:42,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 970.89ms. Allocated memory is still 115.3MB. Free memory was 90.7MB in the beginning and 72.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-16 08:45:42,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 86.0MB. Free memory was 56.5MB in the beginning and 56.5MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 970.89ms. Allocated memory is still 115.3MB. Free memory was 90.7MB in the beginning and 72.5MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/rm-1.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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:44,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:44,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:44,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:44,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:44,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:44,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:44,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:44,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:44,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:44,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:44,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:44,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:44,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:44,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:44,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:44,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:44,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:44,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:44,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:44,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:44,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:44,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:44,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:44,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:44,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:44,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:44,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:44,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:44,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:44,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:44,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:44,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:44,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:44,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:44,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:44,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:44,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:44,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:44,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:44,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:44,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-16 08:45:44,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:44,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:44,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:44,529 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:44,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:44,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:44,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:44,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:44,530 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:44,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:44,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:44,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:44,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:44,531 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:44,532 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:44,532 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:44,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:44,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:44,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 08:45:44,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 08:45:44,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:44,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:44,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:44,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:44,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:44,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:44,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:44,534 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 08:45:44,534 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 08:45:44,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:44,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 08:45:44,535 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-12-16 08:45:44,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:44,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:44,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:44,878 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:44,879 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:44,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-16 08:45:44,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58a2024c/c8d82971a475465a82814677ba6f7ba7/FLAG9fdf24a28 [2021-12-16 08:45:45,535 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:45,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-16 08:45:45,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58a2024c/c8d82971a475465a82814677ba6f7ba7/FLAG9fdf24a28 [2021-12-16 08:45:45,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c58a2024c/c8d82971a475465a82814677ba6f7ba7 [2021-12-16 08:45:45,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:45,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:45,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:45,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:45,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:45,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:45" (1/1) ... [2021-12-16 08:45:45,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56949112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:45, skipping insertion in model container [2021-12-16 08:45:45,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:45" (1/1) ... [2021-12-16 08:45:45,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:45,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:46,795 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-16 08:45:46,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42fc4926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:46, skipping insertion in model container [2021-12-16 08:45:46,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:46,797 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:46,798 INFO L158 Benchmark]: Toolchain (without parser) took 1058.01ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 31.6MB in the beginning and 35.4MB in the end (delta: -3.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-12-16 08:45:46,799 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:46,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1055.60ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 31.5MB in the beginning and 35.4MB in the end (delta: -3.9MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-12-16 08:45:46,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1055.60ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 31.5MB in the beginning and 35.4MB in the end (delta: -3.9MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN