./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5317dae 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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:54:14,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:54:14,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:54:14,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:54:14,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:54:14,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:54:14,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:54:14,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:54:14,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:54:14,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:54:14,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:54:14,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:54:14,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:54:14,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:54:14,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:54:14,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:54:14,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:54:14,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:54:14,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:54:14,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:54:14,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:54:14,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:54:14,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:54:14,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:54:14,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:54:14,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:54:14,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:54:14,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:54:14,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:54:14,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:54:14,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:54:14,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:54:14,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:54:14,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:54:14,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:54:14,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:54:14,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:54:14,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:54:14,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:54:14,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:54:14,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:54:14,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-16 03:54:14,989 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:54:14,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:54:14,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:54:14,991 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:54:14,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:54:14,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:54:14,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:54:14,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:54:14,993 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:54:14,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:54:14,994 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:54:14,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:54:14,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:54:14,994 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:54:14,995 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:54:14,995 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:54:14,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:54:14,995 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:54:14,995 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:54:14,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:54:14,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:54:14,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:54:14,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:54:14,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:54:14,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:54:14,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 03:54:14,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-16 03:54:14,997 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:54:14,997 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:54:14,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:54:14,998 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:54:14,998 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-16 03:54:15,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:54:15,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:54:15,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:54:15,228 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:54:15,229 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:54:15,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-16 03:54:16,369 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:54:16,740 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:54:16,744 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-16 03:54:16,773 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/125054cf8/caafb4a275bd41a091eb76195ceb3354/FLAG1210313bc [2023-02-16 03:54:16,787 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/125054cf8/caafb4a275bd41a091eb76195ceb3354 [2023-02-16 03:54:16,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:54:16,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:54:16,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:16,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:54:16,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:54:16,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:16" (1/1) ... [2023-02-16 03:54:16,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6194ecae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:16, skipping insertion in model container [2023-02-16 03:54:16,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:16" (1/1) ... [2023-02-16 03:54:16,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:54:16,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:54:17,433 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-16 03:54:17,446 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-16 03:54:17,449 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-16 03:54:17,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@130e47eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:17, skipping insertion in model container [2023-02-16 03:54:17,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:17,450 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:54:17,452 INFO L158 Benchmark]: Toolchain (without parser) took 660.98ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 105.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-02-16 03:54:17,452 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory was 127.1MB in the beginning and 127.0MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:54:17,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.07ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 105.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-02-16 03:54:17,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory was 127.1MB in the beginning and 127.0MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.07ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 105.2MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:54:19,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:54:19,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:54:19,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:54:19,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:54:19,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:54:19,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:54:19,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:54:19,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:54:19,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:54:19,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:54:19,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:54:19,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:54:19,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:54:19,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:54:19,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:54:19,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:54:19,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:54:19,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:54:19,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:54:19,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:54:19,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:54:19,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:54:19,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:54:19,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:54:19,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:54:19,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:54:19,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:54:19,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:54:19,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:54:19,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:54:19,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:54:19,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:54:19,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:54:19,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:54:19,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:54:19,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:54:19,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:54:19,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:54:19,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:54:19,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:54:19,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-16 03:54:19,411 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:54:19,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:54:19,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:54:19,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:54:19,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:54:19,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:54:19,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:54:19,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:54:19,414 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:54:19,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:54:19,415 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:54:19,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:54:19,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:54:19,416 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:54:19,416 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:54:19,416 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:54:19,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:54:19,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:54:19,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-16 03:54:19,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-16 03:54:19,417 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:54:19,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:54:19,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:54:19,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:54:19,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:54:19,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:54:19,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:54:19,419 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-16 03:54:19,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-16 03:54:19,419 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:54:19,419 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:54:19,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:54:19,420 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-16 03:54:19,420 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:54:19,420 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-16 03:54:19,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:54:19,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:54:19,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:54:19,752 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:54:19,752 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:54:19,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-16 03:54:20,984 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:54:21,398 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:54:21,399 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-16 03:54:21,426 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/766d47d39/6f852cf46e4b41498f9db64c54248805/FLAG2fc300f34 [2023-02-16 03:54:21,446 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/766d47d39/6f852cf46e4b41498f9db64c54248805 [2023-02-16 03:54:21,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:54:21,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:54:21,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:21,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:54:21,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:54:21,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:21" (1/1) ... [2023-02-16 03:54:21,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa173af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:21, skipping insertion in model container [2023-02-16 03:54:21,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:21" (1/1) ... [2023-02-16 03:54:21,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:54:21,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:54:22,272 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-16 03:54:22,294 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-16 03:54:22,303 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-16 03:54:22,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73ae54f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:22, skipping insertion in model container [2023-02-16 03:54:22,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:22,310 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:54:22,312 INFO L158 Benchmark]: Toolchain (without parser) took 860.79ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 56.2MB in the end (delta: -1.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-02-16 03:54:22,313 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:54:22,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 857.50ms. Allocated memory is still 81.8MB. Free memory was 54.5MB in the beginning and 56.2MB in the end (delta: -1.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-02-16 03:54:22,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 857.50ms. Allocated memory is still 81.8MB. Free memory was 54.5MB in the beginning and 56.2MB in the end (delta: -1.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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