./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:49:25,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:49:25,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:49:25,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:49:25,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:49:25,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:49:25,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:49:25,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:49:25,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:49:25,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:49:25,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:49:25,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:49:25,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:49:25,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:49:25,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:49:25,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:49:25,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:49:25,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:49:25,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:49:25,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:49:25,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:49:25,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:49:25,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:49:25,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:49:25,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:49:25,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:49:25,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:49:25,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:49:25,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:49:25,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:49:25,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:49:25,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:49:25,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:49:25,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:49:25,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:49:25,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:49:25,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:49:25,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:49:25,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:49:25,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:49:25,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:49:25,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 08:49:25,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:49:25,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:49:25,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:49:25,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:49:25,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:49:25,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:49:25,308 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:49:25,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:49:25,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:49:25,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:49:25,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:49:25,311 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:49:25,311 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:49:25,311 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:49:25,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:49:25,312 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:49:25,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:49:25,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:49:25,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:49:25,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:49:25,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:49:25,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:49:25,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:49:25,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:49:25,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:49:25,315 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:49:25,315 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-10-28 08:49:25,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:49:25,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:49:25,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:49:25,595 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:49:25,596 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:49:25,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-28 08:49:25,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/c7b5546d9/8983ea199f214c679d3307dbac8ed154/FLAGe3e070e5d [2021-10-28 08:49:26,436 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:49:26,440 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-28 08:49:26,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/c7b5546d9/8983ea199f214c679d3307dbac8ed154/FLAGe3e070e5d [2021-10-28 08:49:26,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/c7b5546d9/8983ea199f214c679d3307dbac8ed154 [2021-10-28 08:49:26,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:49:26,992 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:49:26,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:49:26,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:49:27,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:49:27,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:49:26" (1/1) ... [2021-10-28 08:49:27,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@159da7ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:27, skipping insertion in model container [2021-10-28 08:49:27,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:49:26" (1/1) ... [2021-10-28 08:49:27,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:49:27,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:49:29,119 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-10-28 08:49:29,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@910c63c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:29, skipping insertion in model container [2021-10-28 08:49:29,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:49:29,121 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:49:29,123 INFO L168 Benchmark]: Toolchain (without parser) took 2129.50 ms. Allocated memory is still 107.0 MB. Free memory was 65.6 MB in the beginning and 50.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:49:29,124 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 83.9 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:49:29,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2126.95 ms. Allocated memory is still 107.0 MB. Free memory was 65.4 MB in the beginning and 50.4 MB in the end (delta: 15.0 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:49:29,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 83.9 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2126.95 ms. Allocated memory is still 107.0 MB. Free memory was 65.4 MB in the beginning and 50.4 MB in the end (delta: 15.0 MB). Peak memory consumption was 17.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:49:31,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:49:31,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:49:31,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:49:31,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:49:31,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:49:31,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:49:31,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:49:31,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:49:31,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:49:31,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:49:31,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:49:31,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:49:31,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:49:31,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:49:31,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:49:31,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:49:31,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:49:31,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:49:31,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:49:31,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:49:31,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:49:31,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:49:31,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:49:31,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:49:31,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:49:31,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:49:31,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:49:31,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:49:31,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:49:31,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:49:31,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:49:31,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:49:31,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:49:31,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:49:31,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:49:31,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:49:31,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:49:31,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:49:31,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:49:31,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:49:31,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 08:49:31,488 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:49:31,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:49:31,489 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:49:31,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:49:31,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:49:31,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:49:31,492 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:49:31,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:49:31,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:49:31,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:49:31,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:49:31,495 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 08:49:31,495 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 08:49:31,495 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 08:49:31,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:49:31,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 08:49:31,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 08:49:31,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 08:49:31,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:49:31,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:49:31,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:49:31,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:49:31,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:49:31,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:49:31,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:49:31,498 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 08:49:31,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 08:49:31,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:49:31,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 08:49:31,499 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-10-28 08:49:31,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:49:31,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:49:31,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:49:31,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:49:31,894 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:49:31,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-28 08:49:31,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/6b339fcc1/ae8aecb8020a4b77882c6afbbf35b2e0/FLAG737e0ca4c [2021-10-28 08:49:32,808 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:49:32,808 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-28 08:49:32,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/6b339fcc1/ae8aecb8020a4b77882c6afbbf35b2e0/FLAG737e0ca4c [2021-10-28 08:49:33,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de28454-c484-42f6-9b31-58d75b5caaf8/bin/uautomizer-UnR33cPsHg/data/6b339fcc1/ae8aecb8020a4b77882c6afbbf35b2e0 [2021-10-28 08:49:33,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:49:33,326 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 08:49:33,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:49:33,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:49:33,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:49:33,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:49:33" (1/1) ... [2021-10-28 08:49:33,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:33, skipping insertion in model container [2021-10-28 08:49:33,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:49:33" (1/1) ... [2021-10-28 08:49:33,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:49:33,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:49:35,105 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-10-28 08:49:35,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c3a6541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:49:35, skipping insertion in model container [2021-10-28 08:49:35,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:49:35,106 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 08:49:35,109 INFO L168 Benchmark]: Toolchain (without parser) took 1781.03 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 28.4 MB in the beginning and 34.3 MB in the end (delta: -5.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:49:35,109 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 39.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:49:35,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1776.14 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 28.2 MB in the beginning and 34.3 MB in the end (delta: -6.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:49:35,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 58.7 MB. Free memory is still 39.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1776.14 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 28.2 MB in the beginning and 34.3 MB in the end (delta: -6.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...