./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/stty-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/stty-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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:54,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:54,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:54,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:54,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:54,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:54,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:54,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:54,802 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:54,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:54,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:54,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:54,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:54,810 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:54,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:54,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:54,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:54,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:54,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:54,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:54,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:54,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:54,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:54,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:54,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:54,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:54,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:54,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:54,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:54,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:54,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:54,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:54,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:54,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:54,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:54,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:54,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:54,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:54,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:54,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:54,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:54,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:35:54,866 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:54,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:54,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:54,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:54,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:54,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:54,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:54,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:54,869 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:54,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:54,870 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:54,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:54,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:54,871 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:54,871 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:54,871 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:54,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:54,871 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:54,871 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:54,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:54,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:35:54,872 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:54,873 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:54,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:54,873 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:54,873 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2023-02-15 22:35:55,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:55,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:55,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:55,094 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:55,094 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:55,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 22:35:55,995 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:56,329 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:56,330 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 22:35:56,358 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed70cf39/523faba21ea6440fa357f03f5c3e58d4/FLAG14e7da744 [2023-02-15 22:35:56,369 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ed70cf39/523faba21ea6440fa357f03f5c3e58d4 [2023-02-15 22:35:56,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:56,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:56,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:56,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:56,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:56,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:56" (1/1) ... [2023-02-15 22:35:56,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b511810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:56, skipping insertion in model container [2023-02-15 22:35:56,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:56" (1/1) ... [2023-02-15 22:35:56,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:56,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:57,383 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:57,384 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:57,385 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 22:35:57,385 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 22:35:57,386 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 22:35:57,392 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 22:35:57,395 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2023-02-15 22:35:57,396 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2023-02-15 22:35:57,398 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2023-02-15 22:35:57,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a5f6fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:57, skipping insertion in model container [2023-02-15 22:35:57,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:57,399 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:57,400 INFO L158 Benchmark]: Toolchain (without parser) took 1027.43ms. Allocated memory is still 144.7MB. Free memory was 99.3MB in the beginning and 72.2MB in the end (delta: 27.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:57,400 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory was 91.5MB in the beginning and 91.4MB in the end (delta: 112.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:57,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1024.75ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 72.2MB in the end (delta: 26.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:57,405 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 119.5MB. Free memory was 91.5MB in the beginning and 91.4MB in the end (delta: 112.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1024.75ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 72.2MB in the end (delta: 26.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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/stty-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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:58,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:58,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:58,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:58,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:58,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:58,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:58,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:58,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:58,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:58,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:58,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:58,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:58,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:58,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:58,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:58,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:58,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:58,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:58,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:58,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:58,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:58,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:58,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:58,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:58,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:58,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:58,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:58,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:58,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:58,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:58,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:58,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:58,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:58,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:58,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:58,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:58,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:58,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:58,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:58,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:58,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:35:58,966 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:58,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:58,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:58,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:58,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:58,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:58,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:58,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:58,968 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:58,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:58,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:58,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:35:58,970 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:58,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2023-02-15 22:35:59,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:59,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:59,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:59,215 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:59,216 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:59,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 22:36:00,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:36:00,494 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:36:00,494 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-15 22:36:00,520 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3ede3465/7d220a7669d3480a972d88b4a30092f7/FLAG654fb3af4 [2023-02-15 22:36:00,531 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3ede3465/7d220a7669d3480a972d88b4a30092f7 [2023-02-15 22:36:00,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:36:00,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:36:00,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:00,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:36:00,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:36:00,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:00" (1/1) ... [2023-02-15 22:36:00,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446e3484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:00, skipping insertion in model container [2023-02-15 22:36:00,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:00" (1/1) ... [2023-02-15 22:36:00,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:36:00,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:36:01,509 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:36:01,510 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:36:01,510 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 22:36:01,511 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 22:36:01,512 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 22:36:01,520 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 22:36:01,524 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2023-02-15 22:36:01,524 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2023-02-15 22:36:01,526 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2023-02-15 22:36:01,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67e96755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:01, skipping insertion in model container [2023-02-15 22:36:01,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:01,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:36:01,530 INFO L158 Benchmark]: Toolchain (without parser) took 992.69ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 30.0MB in the beginning and 40.2MB in the end (delta: -10.2MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-02-15 22:36:01,531 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 27.3MB in the beginning and 27.3MB in the end (delta: 34.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:36:01,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 991.08ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 29.8MB in the beginning and 40.2MB in the end (delta: -10.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-02-15 22:36:01,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 27.3MB in the beginning and 27.3MB in the end (delta: 34.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 991.08ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 29.8MB in the beginning and 40.2MB in the end (delta: -10.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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