./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 a31fd051 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/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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:35:53,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:53,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:53,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:53,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:53,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:53,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:53,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:53,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:53,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:53,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:53,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:53,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:53,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:53,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:53,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:53,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:53,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:53,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:53,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:53,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:53,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:53,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:53,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:53,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:53,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:53,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:53,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:53,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:53,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:53,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:53,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:53,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:53,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:53,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:53,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:53,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:53,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:53,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:53,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:53,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:53,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:35:53,979 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:53,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:53,980 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:53,980 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:53,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:53,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:53,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:53,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:53,981 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:53,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:53,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:53,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:53,983 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:53,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:53,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:53,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:53,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:53,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:53,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:53,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:35:53,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:35:53,984 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:53,984 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:53,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:53,990 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:53,990 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-15 13:35:54,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:54,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:54,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:54,181 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:54,182 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:54,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 13:35:55,247 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:55,618 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:55,619 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 13:35:55,643 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579d38b9c/7271e0091eda4b4eb5d35bad68357a13/FLAGb390c50b1 [2023-02-15 13:35:55,815 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/579d38b9c/7271e0091eda4b4eb5d35bad68357a13 [2023-02-15 13:35:55,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:55,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:55,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:55,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:55,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:55,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:55" (1/1) ... [2023-02-15 13:35:55,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a81c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:55, skipping insertion in model container [2023-02-15 13:35:55,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:55" (1/1) ... [2023-02-15 13:35:55,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:55,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:56,546 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 13:35:56,546 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 13:35:56,548 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:35:56,556 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:35:56,557 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 13:35:56,574 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 [2023-02-15 13:35:56,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13cf5473 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:56, skipping insertion in model container [2023-02-15 13:35:56,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:56,576 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:56,577 INFO L158 Benchmark]: Toolchain (without parser) took 758.42ms. Allocated memory is still 127.9MB. Free memory was 78.3MB in the beginning and 90.3MB in the end (delta: -11.9MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-02-15 13:35:56,577 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 127.9MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:56,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.93ms. Allocated memory is still 127.9MB. Free memory was 78.0MB in the beginning and 90.7MB in the end (delta: -12.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-02-15 13:35:56,578 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 127.9MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.93ms. Allocated memory is still 127.9MB. Free memory was 78.0MB in the beginning and 90.7MB in the end (delta: -12.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * 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... --- 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/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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:35:58,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:58,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:58,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:58,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:58,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:58,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:58,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:58,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:58,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:58,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:58,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:58,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:58,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:58,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:58,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:58,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:58,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:58,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:58,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:58,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:58,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:58,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:58,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:58,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:58,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:58,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:58,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:58,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:58,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:58,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:58,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:58,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:58,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:58,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:58,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:58,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:58,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:58,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:58,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:58,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:58,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:35:58,365 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:58,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:58,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:58,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:58,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:58,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:58,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:58,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:58,368 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:58,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:58,369 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:58,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:58,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:35:58,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:35:58,371 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:58,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:58,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:58,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:58,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:58,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:58,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:58,372 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:35:58,372 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:35:58,372 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:58,372 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:58,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:58,373 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:35:58,373 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:58,373 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-15 13:35:58,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:58,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:58,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:58,727 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:58,727 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:58,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 13:35:59,921 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:36:00,255 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:36:00,256 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-15 13:36:00,283 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7416421b5/a8f3c83687224c4f97f1fa4d735b054c/FLAG124b89501 [2023-02-15 13:36:00,295 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7416421b5/a8f3c83687224c4f97f1fa4d735b054c [2023-02-15 13:36:00,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:36:00,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:36:00,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:36:00,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:36:00,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:36:00,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:36:00" (1/1) ... [2023-02-15 13:36:00,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58eda26d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:36:00, skipping insertion in model container [2023-02-15 13:36:00,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:36:00" (1/1) ... [2023-02-15 13:36:00,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:36:00,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:36:01,087 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 13:36:01,090 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 13:36:01,092 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:36:01,106 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:36:01,111 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 13:36:01,149 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 [2023-02-15 13:36:01,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30022e25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:36:01, skipping insertion in model container [2023-02-15 13:36:01,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:36:01,151 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:36:01,152 INFO L158 Benchmark]: Toolchain (without parser) took 853.03ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 31.5MB in the beginning and 65.8MB in the end (delta: -34.2MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-02-15 13:36:01,152 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:36:01,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 851.57ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 31.4MB in the beginning and 65.8MB in the end (delta: -34.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-02-15 13:36:01,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 46.5MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 851.57ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 31.4MB in the beginning and 65.8MB in the end (delta: -34.4MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN