./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 791161d1 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 12:29:52,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 12:29:52,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 12:29:52,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 12:29:52,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 12:29:52,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 12:29:52,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 12:29:52,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 12:29:52,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 12:29:52,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 12:29:52,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 12:29:52,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 12:29:52,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 12:29:52,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 12:29:52,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 12:29:52,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 12:29:52,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 12:29:52,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 12:29:52,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 12:29:52,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 12:29:52,181 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 12:29:52,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 12:29:52,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 12:29:52,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 12:29:52,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 12:29:52,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 12:29:52,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 12:29:52,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 12:29:52,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 12:29:52,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 12:29:52,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 12:29:52,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 12:29:52,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 12:29:52,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 12:29:52,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 12:29:52,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 12:29:52,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 12:29:52,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 12:29:52,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 12:29:52,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 12:29:52,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 12:29:52,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 12:29:52,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-23 12:29:52,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 12:29:52,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 12:29:52,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 12:29:52,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 12:29:52,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 12:29:52,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 12:29:52,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 12:29:52,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 12:29:52,234 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 12:29:52,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 12:29:52,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 12:29:52,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 12:29:52,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 12:29:52,236 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 12:29:52,236 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 12:29:52,236 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 12:29:52,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 12:29:52,237 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 12:29:52,237 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 12:29:52,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 12:29:52,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 12:29:52,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 12:29:52,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 12:29:52,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 12:29:52,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 12:29:52,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 12:29:52,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 12:29:52,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-07-23 12:29:52,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 12:29:52,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 12:29:52,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 12:29:52,471 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 12:29:52,471 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 12:29:52,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-23 12:29:52,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92258b4d4/264c4f8db078464896de39dcf6ba2720/FLAG4a557cf3b [2022-07-23 12:29:53,118 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 12:29:53,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-23 12:29:53,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92258b4d4/264c4f8db078464896de39dcf6ba2720/FLAG4a557cf3b [2022-07-23 12:29:53,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92258b4d4/264c4f8db078464896de39dcf6ba2720 [2022-07-23 12:29:53,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 12:29:53,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 12:29:53,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:53,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 12:29:53,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 12:29:53,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:53" (1/1) ... [2022-07-23 12:29:53,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517be8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:53, skipping insertion in model container [2022-07-23 12:29:53,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:53" (1/1) ... [2022-07-23 12:29:53,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 12:29:53,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 12:29:54,488 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 [2022-07-23 12:29:54,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@487f1680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:54, skipping insertion in model container [2022-07-23 12:29:54,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:54,490 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 12:29:54,492 INFO L158 Benchmark]: Toolchain (without parser) took 955.27ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 47.3MB in the beginning and 69.3MB in the end (delta: -22.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-23 12:29:54,492 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 44.9MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 12:29:54,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 952.17ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 47.3MB in the beginning and 69.3MB in the end (delta: -22.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-23 12:29:54,495 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 44.9MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 952.17ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 47.3MB in the beginning and 69.3MB in the end (delta: -22.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 12:29:56,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 12:29:56,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 12:29:56,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 12:29:56,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 12:29:56,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 12:29:56,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 12:29:56,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 12:29:56,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 12:29:56,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 12:29:56,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 12:29:56,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 12:29:56,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 12:29:56,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 12:29:56,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 12:29:56,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 12:29:56,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 12:29:56,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 12:29:56,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 12:29:56,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 12:29:56,344 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 12:29:56,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 12:29:56,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 12:29:56,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 12:29:56,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 12:29:56,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 12:29:56,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 12:29:56,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 12:29:56,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 12:29:56,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 12:29:56,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 12:29:56,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 12:29:56,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 12:29:56,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 12:29:56,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 12:29:56,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 12:29:56,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 12:29:56,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 12:29:56,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 12:29:56,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 12:29:56,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 12:29:56,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 12:29:56,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-23 12:29:56,415 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 12:29:56,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 12:29:56,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 12:29:56,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 12:29:56,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 12:29:56,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 12:29:56,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 12:29:56,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 12:29:56,418 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 12:29:56,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 12:29:56,419 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 12:29:56,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 12:29:56,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 12:29:56,420 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 12:29:56,420 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 12:29:56,421 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 12:29:56,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 12:29:56,421 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 12:29:56,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 12:29:56,422 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 12:29:56,422 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 12:29:56,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 12:29:56,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 12:29:56,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 12:29:56,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 12:29:56,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 12:29:56,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 12:29:56,424 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 12:29:56,424 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 12:29:56,424 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 12:29:56,424 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2022-07-23 12:29:56,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 12:29:56,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 12:29:56,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 12:29:56,781 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 12:29:56,783 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 12:29:56,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-23 12:29:56,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05db6423/7eb19c4d2a664be6b1a5a217802fc33f/FLAGfdd08f6c3 [2022-07-23 12:29:57,460 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 12:29:57,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2022-07-23 12:29:57,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05db6423/7eb19c4d2a664be6b1a5a217802fc33f/FLAGfdd08f6c3 [2022-07-23 12:29:57,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05db6423/7eb19c4d2a664be6b1a5a217802fc33f [2022-07-23 12:29:57,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 12:29:57,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 12:29:57,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:57,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 12:29:57,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 12:29:57,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:57" (1/1) ... [2022-07-23 12:29:57,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@303b24dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:57, skipping insertion in model container [2022-07-23 12:29:57,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:57" (1/1) ... [2022-07-23 12:29:57,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 12:29:57,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 12:29:58,659 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 [2022-07-23 12:29:58,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7092005c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:58, skipping insertion in model container [2022-07-23 12:29:58,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:58,660 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 12:29:58,669 INFO L158 Benchmark]: Toolchain (without parser) took 995.27ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 28.0MB in the beginning and 49.7MB in the end (delta: -21.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-07-23 12:29:58,670 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 12:29:58,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 985.91ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.8MB in the beginning and 32.8MB in the end (delta: -5.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-07-23 12:29:58,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 35.7MB in the beginning and 35.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 985.91ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 27.8MB in the beginning and 32.8MB in the end (delta: -5.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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