./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7e1ff0e6 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/head-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:44:21,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:21,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:21,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:21,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:21,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:21,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:21,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:21,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:21,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:21,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:21,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:21,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:21,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:21,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:21,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:21,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:21,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:21,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:21,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:21,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:21,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:21,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:21,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:21,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:21,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:21,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:21,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:21,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:21,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:21,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:21,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:21,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:21,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:21,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:21,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:21,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:21,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:21,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:21,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:21,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:21,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:44:21,363 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:21,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:21,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:21,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:21,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:21,365 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:21,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:21,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:21,366 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:21,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:21,367 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:21,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:21,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:21,368 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:21,368 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:21,368 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:21,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:21,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:21,369 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:21,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:21,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:21,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:21,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:21,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:21,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:21,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:44:21,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:44:21,371 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:21,371 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:21,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:21,371 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:21,371 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2023-02-15 01:44:21,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:21,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:21,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:21,638 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:21,638 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:21,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 01:44:22,733 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:23,089 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:23,091 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 01:44:23,118 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880a7e46e/3d6bb41de2d243ff98433857fcb3c6f0/FLAGa65f22b4c [2023-02-15 01:44:23,131 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880a7e46e/3d6bb41de2d243ff98433857fcb3c6f0 [2023-02-15 01:44:23,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:23,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:23,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:23,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:23,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:23,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:23" (1/1) ... [2023-02-15 01:44:23,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26022e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:23, skipping insertion in model container [2023-02-15 01:44:23,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:23" (1/1) ... [2023-02-15 01:44:23,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:23,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:24,085 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 01:44:24,092 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:24,095 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:24,097 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 01:44:24,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@465844ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:24, skipping insertion in model container [2023-02-15 01:44:24,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:24,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:24,101 INFO L158 Benchmark]: Toolchain (without parser) took 965.39ms. Allocated memory was 113.2MB in the beginning and 140.5MB in the end (delta: 27.3MB). Free memory was 64.9MB in the beginning and 103.0MB in the end (delta: -38.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:24,102 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:24,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 962.92ms. Allocated memory was 113.2MB in the beginning and 140.5MB in the end (delta: 27.3MB). Free memory was 64.9MB in the beginning and 103.0MB in the end (delta: -38.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:24,105 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 962.92ms. Allocated memory was 113.2MB in the beginning and 140.5MB in the end (delta: 27.3MB). Free memory was 64.9MB in the beginning and 103.0MB in the end (delta: -38.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:44:26,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:26,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:26,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:26,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:26,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:26,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:26,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:26,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:26,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:26,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:26,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:26,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:26,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:26,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:26,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:26,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:26,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:26,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:26,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:26,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:26,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:26,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:26,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:26,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:26,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:26,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:26,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:26,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:26,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:26,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:26,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:26,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:26,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:26,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:26,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:26,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:26,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:26,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:26,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:26,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:26,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:44:26,173 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:26,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:26,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:26,174 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:26,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:26,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:26,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:26,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:26,176 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:26,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:26,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:26,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:26,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:26,178 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:26,178 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:26,178 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:26,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:26,178 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:26,179 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:44:26,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:44:26,179 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:26,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:26,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:26,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:26,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:26,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:26,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:26,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:44:26,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:44:26,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:26,181 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:26,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:26,181 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:44:26,181 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:26,182 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2023-02-15 01:44:26,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:26,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:26,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:26,545 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:26,546 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:26,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 01:44:27,752 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:28,158 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:28,159 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-1.i [2023-02-15 01:44:28,190 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca02a5a0/b8d5a2af9ed44362bd4e63368450854a/FLAGeef1bb94d [2023-02-15 01:44:28,212 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ca02a5a0/b8d5a2af9ed44362bd4e63368450854a [2023-02-15 01:44:28,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:28,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:28,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:28,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:28,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:28,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:28" (1/1) ... [2023-02-15 01:44:28,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6038d8b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:28, skipping insertion in model container [2023-02-15 01:44:28,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:28" (1/1) ... [2023-02-15 01:44:28,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:28,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:29,033 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2023-02-15 01:44:29,041 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:29,043 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:29,046 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 01:44:29,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@100a4430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:29, skipping insertion in model container [2023-02-15 01:44:29,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:29,048 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:29,050 INFO L158 Benchmark]: Toolchain (without parser) took 833.05ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 39.0MB in the beginning and 58.9MB in the end (delta: -19.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-02-15 01:44:29,050 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:29,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.29ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 58.9MB in the end (delta: -20.0MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-02-15 01:44:29,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 54.5MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.29ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.8MB in the beginning and 58.9MB in the end (delta: -20.0MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN