./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e8d55036 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/chroot-incomplete-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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:34:52,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:34:52,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:34:52,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:34:52,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:34:52,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:34:52,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:34:52,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:34:52,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:34:52,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:34:52,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:34:52,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:34:52,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:34:52,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:34:52,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:34:52,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:34:52,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:34:52,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:34:52,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:34:52,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:34:52,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:34:52,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:34:52,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:34:52,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:34:52,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:34:52,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:34:52,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:34:52,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:34:52,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:34:52,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:34:52,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:34:52,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:34:52,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:34:52,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:34:52,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:34:52,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:34:52,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:34:52,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:34:52,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:34:52,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:34:52,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:34:52,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:34:52,176 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:34:52,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:34:52,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:34:52,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:34:52,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:34:52,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:34:52,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:34:52,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:34:52,178 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:34:52,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:34:52,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:34:52,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:34:52,180 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:34:52,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:34:52,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:34:52,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:34:52,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:34:52,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:34:52,181 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:34:52,182 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2023-02-15 22:34:52,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:34:52,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:34:52,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:34:52,380 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:34:52,380 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:34:52,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2023-02-15 22:34:53,323 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:34:53,667 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:34:53,668 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2023-02-15 22:34:53,682 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ab4bf434/d41c268811914d7ca520077590258b6c/FLAG27c294bbc [2023-02-15 22:34:53,693 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ab4bf434/d41c268811914d7ca520077590258b6c [2023-02-15 22:34:53,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:34:53,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:34:53,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:34:53,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:34:53,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:34:53,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:34:53" (1/1) ... [2023-02-15 22:34:53,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e47924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:34:53, skipping insertion in model container [2023-02-15 22:34:53,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:34:53" (1/1) ... [2023-02-15 22:34:53,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:34:53,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:34:54,341 WARN L623 FunctionHandler]: Unknown extern function execvp [2023-02-15 22:34:54,341 WARN L623 FunctionHandler]: Unknown extern function execvp [2023-02-15 22:34:54,343 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2023-02-15 22:34:54,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53a87ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:34:54, skipping insertion in model container [2023-02-15 22:34:54,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:34:54,344 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:34:54,346 INFO L158 Benchmark]: Toolchain (without parser) took 649.27ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 87.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-15 22:34:54,346 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:34:54,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.52ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 87.8MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-15 22:34:54,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.52ms. Allocated memory is still 142.6MB. Free memory was 110.5MB in the beginning and 87.8MB in the end (delta: 22.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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/chroot-incomplete-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 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:34:55,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:34:55,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:34:55,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:34:55,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:34:55,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:34:55,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:34:55,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:34:55,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:34:55,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:34:55,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:34:55,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:34:55,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:34:55,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:34:55,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:34:55,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:34:55,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:34:55,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:34:55,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:34:55,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:34:56,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:34:56,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:34:56,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:34:56,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:34:56,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:34:56,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:34:56,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:34:56,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:34:56,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:34:56,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:34:56,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:34:56,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:34:56,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:34:56,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:34:56,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:34:56,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:34:56,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:34:56,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:34:56,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:34:56,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:34:56,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:34:56,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:34:56,035 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:34:56,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:34:56,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:34:56,036 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:34:56,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:34:56,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:34:56,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:34:56,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:34:56,037 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:34:56,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:34:56,037 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:34:56,038 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:34:56,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:34:56,039 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:34:56,039 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:34:56,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:34:56,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:34:56,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:34:56,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:34:56,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:34:56,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:34:56,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:34:56,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:34:56,040 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:34:56,040 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:34:56,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:34:56,041 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:34:56,041 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:34:56,041 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93db8d8982338654400bf15f0a9abdd7865cedf7a91e65e60fec12b3572b0cdd [2023-02-15 22:34:56,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:34:56,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:34:56,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:34:56,308 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:34:56,312 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:34:56,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2023-02-15 22:34:57,349 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:34:57,615 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:34:57,615 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2023-02-15 22:34:57,633 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363faf60a/444ca78e53864e639200a068a3678d32/FLAG554da1f07 [2023-02-15 22:34:57,643 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363faf60a/444ca78e53864e639200a068a3678d32 [2023-02-15 22:34:57,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:34:57,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:34:57,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:34:57,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:34:57,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:34:57,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:34:57" (1/1) ... [2023-02-15 22:34:57,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d0caf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:34:57, skipping insertion in model container [2023-02-15 22:34:57,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:34:57" (1/1) ... [2023-02-15 22:34:57,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:34:57,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:34:58,435 WARN L623 FunctionHandler]: Unknown extern function execvp [2023-02-15 22:34:58,435 WARN L623 FunctionHandler]: Unknown extern function execvp [2023-02-15 22:34:58,439 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2023-02-15 22:34:58,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d318415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:34:58, skipping insertion in model container [2023-02-15 22:34:58,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:34:58,440 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:34:58,441 INFO L158 Benchmark]: Toolchain (without parser) took 793.47ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 43.4MB in the end (delta: -4.9MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-02-15 22:34:58,442 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:34:58,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 790.65ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.3MB in the beginning and 43.4MB in the end (delta: -5.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-02-15 22:34:58,444 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 65.0MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 42.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 790.65ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.3MB in the beginning and 43.4MB in the end (delta: -5.1MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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