./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/usleep-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/usleep-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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:36:08,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:36:08,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:36:08,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:36:08,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:36:08,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:36:08,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:36:08,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:36:08,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:36:08,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:36:08,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:36:08,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:36:08,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:36:08,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:36:08,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:36:08,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:36:08,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:36:08,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:36:08,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:36:08,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:36:08,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:36:08,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:36:08,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:36:08,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:36:08,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:36:08,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:36:08,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:36:08,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:36:08,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:36:08,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:36:08,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:36:08,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:36:08,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:36:08,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:36:08,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:36:08,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:36:08,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:36:08,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:36:08,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:36:08,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:36:08,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:36:08,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:36:08,883 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:36:08,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:36:08,884 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:36:08,884 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:36:08,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:36:08,885 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:36:08,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:36:08,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:36:08,885 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:36:08,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:36:08,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:36:08,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:36:08,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:36:08,886 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:36:08,886 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:36:08,886 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:36:08,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:36:08,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:36:08,887 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:36:08,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:36:08,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:36:08,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:36:08,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:36:08,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:36:08,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:36:08,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:36:08,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:36:08,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:36:08,888 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:36:08,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:36:08,889 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:36:08,889 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2023-02-15 22:36:09,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:36:09,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:36:09,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:36:09,092 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:36:09,093 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:36:09,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2023-02-15 22:36:10,067 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:36:10,402 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:36:10,405 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2023-02-15 22:36:10,426 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051d7314e/c02ac393b48043e1b3d6b1aa4852379b/FLAG7e8697b16 [2023-02-15 22:36:10,437 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/051d7314e/c02ac393b48043e1b3d6b1aa4852379b [2023-02-15 22:36:10,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:36:10,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:36:10,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:10,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:36:10,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:36:10,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:10" (1/1) ... [2023-02-15 22:36:10,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48cc702b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:10, skipping insertion in model container [2023-02-15 22:36:10,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:10" (1/1) ... [2023-02-15 22:36:10,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:36:10,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:36:11,284 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 22:36:11,288 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 22:36:11,298 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 22:36:11,302 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 22:36:11,307 WARN L623 FunctionHandler]: Unknown extern function write [2023-02-15 22:36:11,314 WARN L623 FunctionHandler]: Unknown extern function usleep [2023-02-15 22:36:11,316 WARN L623 FunctionHandler]: Unknown extern function longjmp [2023-02-15 22:36:11,316 WARN L623 FunctionHandler]: Unknown extern function sleep [2023-02-15 22:36:11,323 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 22:36:11,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c2b3ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:11, skipping insertion in model container [2023-02-15 22:36:11,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:11,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:36:11,326 INFO L158 Benchmark]: Toolchain (without parser) took 885.44ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 62.2MB in the beginning and 108.2MB in the end (delta: -46.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-02-15 22:36:11,326 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 92.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:36:11,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.85ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 61.8MB in the beginning and 108.2MB in the end (delta: -46.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-02-15 22:36:11,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory was 81.1MB in the beginning and 81.0MB in the end (delta: 92.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.85ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 61.8MB in the beginning and 108.2MB in the end (delta: -46.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/usleep-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 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:36:12,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:36:12,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:36:13,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:36:13,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:36:13,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:36:13,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:36:13,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:36:13,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:36:13,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:36:13,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:36:13,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:36:13,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:36:13,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:36:13,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:36:13,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:36:13,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:36:13,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:36:13,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:36:13,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:36:13,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:36:13,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:36:13,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:36:13,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:36:13,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:36:13,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:36:13,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:36:13,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:36:13,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:36:13,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:36:13,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:36:13,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:36:13,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:36:13,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:36:13,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:36:13,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:36:13,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:36:13,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:36:13,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:36:13,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:36:13,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:36:13,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:36:13,084 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:36:13,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:36:13,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:36:13,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:36:13,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:36:13,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:36:13,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:36:13,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:36:13,086 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:36:13,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:36:13,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:36:13,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:36:13,088 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:36:13,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:36:13,089 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:36:13,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:36:13,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:36:13,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:36:13,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:36:13,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:36:13,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:36:13,090 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:36:13,090 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:36:13,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:36:13,090 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:36:13,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:36:13,091 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:36:13,091 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:36:13,091 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cbff2250ada9b487f5aadc00e4efefb8dcc6fbb7ccba4227efd9fa51d2a2e6c [2023-02-15 22:36:13,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:36:13,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:36:13,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:36:13,366 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:36:13,367 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:36:13,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2023-02-15 22:36:14,339 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:36:14,722 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:36:14,722 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2023-02-15 22:36:14,767 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2db53aba/dd794133fbc342be9be2e10b659e0ee0/FLAG9a5e8b93c [2023-02-15 22:36:14,777 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2db53aba/dd794133fbc342be9be2e10b659e0ee0 [2023-02-15 22:36:14,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:36:14,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:36:14,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:14,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:36:14,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:36:14,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:14" (1/1) ... [2023-02-15 22:36:14,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd33cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:14, skipping insertion in model container [2023-02-15 22:36:14,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:14" (1/1) ... [2023-02-15 22:36:14,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:36:14,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:36:15,579 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 22:36:15,582 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 22:36:15,597 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 22:36:15,598 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 22:36:15,602 WARN L623 FunctionHandler]: Unknown extern function write [2023-02-15 22:36:15,606 WARN L623 FunctionHandler]: Unknown extern function usleep [2023-02-15 22:36:15,609 WARN L623 FunctionHandler]: Unknown extern function longjmp [2023-02-15 22:36:15,610 WARN L623 FunctionHandler]: Unknown extern function sleep [2023-02-15 22:36:15,615 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 22:36:15,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@194f08ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:15, skipping insertion in model container [2023-02-15 22:36:15,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:15,617 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:36:15,618 INFO L158 Benchmark]: Toolchain (without parser) took 837.66ms. Allocated memory is still 71.3MB. Free memory was 44.3MB in the beginning and 36.1MB in the end (delta: 8.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-02-15 22:36:15,619 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:36:15,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 836.11ms. Allocated memory is still 71.3MB. Free memory was 44.0MB in the beginning and 36.1MB in the end (delta: 7.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-02-15 22:36:15,620 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 58.7MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 836.11ms. Allocated memory is still 71.3MB. Free memory was 44.0MB in the beginning and 36.1MB in the end (delta: 7.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN