./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 26d01a9c 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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:13:14,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:14,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:14,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:14,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:14,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:14,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:14,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:14,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:14,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:14,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:14,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:14,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:14,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:14,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:14,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:14,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:14,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:14,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:14,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:14,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:14,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:14,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:14,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:14,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:14,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:14,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:14,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:14,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:14,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:14,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:14,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:14,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:14,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:14,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:14,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:14,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:14,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:14,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:14,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:14,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:14,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 07:13:14,121 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:14,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:14,124 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:14,125 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:14,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:14,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:14,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:14,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:14,126 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:14,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:14,127 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:14,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:14,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:14,128 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:14,128 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:14,128 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:14,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:14,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:14,129 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:14,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:14,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:14,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:14,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:14,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:14,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:14,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:13:14,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:13:14,130 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:14,130 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:14,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:14,131 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:14,131 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-18 07:13:14,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:14,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:14,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:14,363 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:14,363 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:14,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 07:13:15,362 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:15,651 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:15,651 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 07:13:15,672 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c02fe903/a791acaf698946e3a221e49af4ffb621/FLAGfa67a9211 [2023-02-18 07:13:15,682 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c02fe903/a791acaf698946e3a221e49af4ffb621 [2023-02-18 07:13:15,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:15,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:15,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:15,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:15,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:15,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:15" (1/1) ... [2023-02-18 07:13:15,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d98eef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:15, skipping insertion in model container [2023-02-18 07:13:15,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:15" (1/1) ... [2023-02-18 07:13:15,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:15,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:16,234 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:16,244 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:16,250 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-18 07:13:16,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@125d9db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:16, skipping insertion in model container [2023-02-18 07:13:16,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:16,251 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:16,253 INFO L158 Benchmark]: Toolchain (without parser) took 567.96ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 80.1MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-18 07:13:16,254 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 188.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:16,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.49ms. Allocated memory is still 151.0MB. Free memory was 99.7MB in the beginning and 80.1MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-18 07:13:16,257 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 57.1MB in the beginning and 57.0MB in the end (delta: 188.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.49ms. Allocated memory is still 151.0MB. Free memory was 99.7MB in the beginning and 80.1MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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/sync-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 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:13:17,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:17,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:17,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:17,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:17,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:17,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:17,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:17,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:17,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:17,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:17,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:17,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:17,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:17,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:17,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:17,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:17,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:17,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:17,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:17,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:17,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:17,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:17,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:17,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:17,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:17,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:17,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:17,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:17,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:17,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:17,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:17,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:17,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:17,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:17,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:17,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:17,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:17,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:17,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:17,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:17,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 07:13:17,889 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:17,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:17,889 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:17,889 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:17,890 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:17,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:17,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:17,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:17,891 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:17,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:17,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:17,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:17,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:17,891 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 07:13:17,892 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:17,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:17,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:17,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:17,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:17,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:17,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:17,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 07:13:17,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 07:13:17,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:17,894 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:17,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:17,894 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 07:13:17,894 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:17,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-18 07:13:18,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:18,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:18,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:18,171 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:18,171 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:18,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 07:13:19,172 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:19,427 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:19,429 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 07:13:19,462 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8ccf694/f31137964e6d4c27a2d2a8759411c9f8/FLAG37c68545c [2023-02-18 07:13:19,474 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8ccf694/f31137964e6d4c27a2d2a8759411c9f8 [2023-02-18 07:13:19,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:19,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:19,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:19,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:19,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:19,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:19" (1/1) ... [2023-02-18 07:13:19,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e39aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:19, skipping insertion in model container [2023-02-18 07:13:19,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:19" (1/1) ... [2023-02-18 07:13:19,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:19,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:20,050 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:20,068 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:20,074 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-18 07:13:20,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36025c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:20, skipping insertion in model container [2023-02-18 07:13:20,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:20,074 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:20,076 INFO L158 Benchmark]: Toolchain (without parser) took 597.82ms. Allocated memory is still 75.5MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 73.4kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-18 07:13:20,076 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:20,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.39ms. Allocated memory is still 75.5MB. Free memory was 43.3MB in the beginning and 43.7MB in the end (delta: -453.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-18 07:13:20,077 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 75.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 596.39ms. Allocated memory is still 75.5MB. Free memory was 43.3MB in the beginning and 43.7MB in the end (delta: -453.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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