./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uudecode-1.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/uudecode-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:35:51,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:51,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:51,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:51,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:51,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:51,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:51,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:51,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:51,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:51,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:51,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:51,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:51,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:51,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:51,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:51,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:51,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:51,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:51,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:51,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:51,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:51,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:51,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:51,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:51,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:51,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:51,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:51,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:51,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:51,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:51,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:51,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:51,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:51,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:51,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:51,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:51,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:51,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:51,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:51,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:51,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:35:51,904 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:51,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:51,904 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:51,905 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:51,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:51,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:51,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:51,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:51,906 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:51,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:51,907 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:51,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:51,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:51,908 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:51,908 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:51,908 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:51,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:51,908 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:51,908 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:51,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:51,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:51,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:51,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:51,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:51,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:51,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:35:51,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:35:51,910 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:51,910 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:51,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:51,910 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:51,910 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2023-02-15 13:35:52,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:52,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:52,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:52,132 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:52,132 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:52,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2023-02-15 13:35:53,251 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:53,587 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:53,588 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2023-02-15 13:35:53,612 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aeea9af4/d096376f4f064ea196bb066d535c4ece/FLAG0eefeabaa [2023-02-15 13:35:53,627 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aeea9af4/d096376f4f064ea196bb066d535c4ece [2023-02-15 13:35:53,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:53,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:53,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:53,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:53,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:53,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:53" (1/1) ... [2023-02-15 13:35:53,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b4498d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:53, skipping insertion in model container [2023-02-15 13:35:53,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:53" (1/1) ... [2023-02-15 13:35:53,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:53,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:54,457 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 13:35:54,461 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:54,462 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:54,464 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 13:35:54,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77cbec37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:54, skipping insertion in model container [2023-02-15 13:35:54,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:54,464 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:54,466 INFO L158 Benchmark]: Toolchain (without parser) took 835.29ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 104.4MB in the end (delta: 33.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-02-15 13:35:54,466 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory was 94.0MB in the beginning and 93.9MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:54,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 832.58ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 104.4MB in the end (delta: 33.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-02-15 13:35:54,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory was 94.0MB in the beginning and 93.9MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 832.58ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 104.4MB in the end (delta: 33.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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/uudecode-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 13:35:56,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:56,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:56,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:56,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:56,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:56,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:56,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:56,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:56,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:56,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:56,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:56,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:56,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:56,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:56,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:56,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:56,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:56,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:56,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:56,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:56,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:56,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:56,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:56,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:56,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:56,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:56,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:56,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:56,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:56,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:56,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:56,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:56,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:56,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:56,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:56,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:56,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:56,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:56,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:56,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:56,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:35:56,200 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:56,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:56,201 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:56,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:56,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:56,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:56,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:56,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:56,203 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:56,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:56,204 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:56,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:56,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:35:56,205 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:35:56,206 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:56,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:56,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:56,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:56,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:56,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:56,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:56,207 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:35:56,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:35:56,207 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:56,207 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:56,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:56,208 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:35:56,208 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:56,208 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3829c2147007fd8d4b122857be90b96f2f0b16c9a49b3e85ba000cff65252b1 [2023-02-15 13:35:56,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:56,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:56,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:56,470 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:56,470 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:56,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2023-02-15 13:35:57,509 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:57,825 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:57,825 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2023-02-15 13:35:57,847 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93636e20/5672be8ea1a641e39dd74047a1e53016/FLAGca21ad23c [2023-02-15 13:35:57,864 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93636e20/5672be8ea1a641e39dd74047a1e53016 [2023-02-15 13:35:57,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:57,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:57,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:57,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:57,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:57,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:57" (1/1) ... [2023-02-15 13:35:57,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d037eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:57, skipping insertion in model container [2023-02-15 13:35:57,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:57" (1/1) ... [2023-02-15 13:35:57,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:57,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:58,713 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 13:35:58,718 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:58,718 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:58,721 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 13:35:58,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48bd527c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:58, skipping insertion in model container [2023-02-15 13:35:58,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:58,722 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:58,724 INFO L158 Benchmark]: Toolchain (without parser) took 856.24ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 51.1MB in the end (delta: -2.0MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-02-15 13:35:58,724 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:58,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.71ms. Allocated memory is still 77.6MB. Free memory was 48.9MB in the beginning and 51.1MB in the end (delta: -2.2MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-02-15 13:35:58,725 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 60.8MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.71ms. Allocated memory is still 77.6MB. Free memory was 48.9MB in the beginning and 51.1MB in the end (delta: -2.2MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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