./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/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_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be --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_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/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_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be --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-e943c26 [2021-10-21 20:19:22,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:19:22,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:19:22,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:19:22,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:19:22,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:19:22,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:19:22,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:19:22,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:19:22,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:19:22,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:19:22,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:19:22,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:19:22,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:19:22,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:19:22,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:19:22,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:19:22,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:19:22,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:19:22,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:19:22,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:19:22,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:19:22,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:19:22,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:19:22,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:19:22,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:19:22,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:19:22,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:19:22,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:19:22,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:19:22,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:19:22,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:19:22,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:19:22,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:19:22,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:19:22,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:19:22,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:19:22,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:19:22,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:19:22,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:19:22,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:19:22,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-21 20:19:22,563 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:19:22,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:19:22,564 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:19:22,564 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:19:22,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:19:22,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:19:22,566 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:19:22,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:19:22,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:19:22,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:19:22,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:19:22,567 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:19:22,567 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:19:22,567 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:19:22,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:19:22,568 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:19:22,568 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:19:22,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:19:22,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:19:22,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:19:22,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:19:22,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:19:22,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:19:22,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:19:22,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:19:22,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:19:22,570 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_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-10-21 20:19:22,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:19:22,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:19:22,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:19:22,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:19:22,819 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:19:22,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-21 20:19:22,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/3c8c853c4/b70734f1bd934aafaa2cba0e19b25dc7/FLAGe9e525062 [2021-10-21 20:19:23,664 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:19:23,665 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-21 20:19:23,709 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/3c8c853c4/b70734f1bd934aafaa2cba0e19b25dc7/FLAGe9e525062 [2021-10-21 20:19:24,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/3c8c853c4/b70734f1bd934aafaa2cba0e19b25dc7 [2021-10-21 20:19:24,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:19:24,226 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:19:24,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:24,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:19:24,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:19:24,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:24" (1/1) ... [2021-10-21 20:19:24,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2ae68b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:24, skipping insertion in model container [2021-10-21 20:19:24,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:24" (1/1) ... [2021-10-21 20:19:24,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:19:24,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:19:26,322 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-10-21 20:19:26,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20b7a3cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:26, skipping insertion in model container [2021-10-21 20:19:26,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:26,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:19:26,326 INFO L168 Benchmark]: Toolchain (without parser) took 2098.99 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 51.7 MB in the beginning and 72.5 MB in the end (delta: -20.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:26,327 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:19:26,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2096.32 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 51.5 MB in the beginning and 72.5 MB in the end (delta: -21.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:26,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2096.32 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 51.5 MB in the beginning and 72.5 MB in the end (delta: -21.0 MB). Peak memory consumption was 18.0 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-e943c26 [2021-10-21 20:19:28,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:19:28,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:19:28,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:19:28,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:19:28,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:19:28,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:19:28,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:19:28,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:19:28,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:19:28,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:19:28,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:19:28,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:19:28,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:19:28,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:19:28,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:19:28,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:19:28,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:19:28,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:19:28,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:19:28,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:19:28,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:19:28,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:19:28,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:19:28,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:19:28,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:19:28,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:19:28,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:19:28,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:19:28,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:19:28,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:19:28,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:19:28,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:19:28,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:19:28,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:19:28,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:19:28,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:19:28,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:19:28,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:19:28,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:19:28,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:19:28,711 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-21 20:19:28,739 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:19:28,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:19:28,739 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:19:28,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:19:28,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:19:28,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:19:28,741 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:19:28,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:19:28,742 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:19:28,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:19:28,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:19:28,742 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-21 20:19:28,743 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-21 20:19:28,743 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-21 20:19:28,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:19:28,743 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-21 20:19:28,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 20:19:28,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 20:19:28,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:19:28,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:19:28,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:19:28,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:19:28,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:19:28,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:19:28,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:19:28,746 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 20:19:28,746 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 20:19:28,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:19:28,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 20:19:28,747 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_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2021-10-21 20:19:29,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:19:29,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:19:29,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:19:29,138 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:19:29,139 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:19:29,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-21 20:19:29,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/3ba7b8a72/5b6b317ee00f48bdbedeac8d3733ede2/FLAG4836973b5 [2021-10-21 20:19:30,203 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:19:30,204 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2021-10-21 20:19:30,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/3ba7b8a72/5b6b317ee00f48bdbedeac8d3733ede2/FLAG4836973b5 [2021-10-21 20:19:30,685 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfc622d8-92d1-498d-9abc-d44ac8aa8213/bin/uautomizer-j4sWxH34Be/data/3ba7b8a72/5b6b317ee00f48bdbedeac8d3733ede2 [2021-10-21 20:19:30,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:19:30,692 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-21 20:19:30,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:30,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:19:30,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:19:30,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:30" (1/1) ... [2021-10-21 20:19:30,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fdeb5ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:30, skipping insertion in model container [2021-10-21 20:19:30,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:19:30" (1/1) ... [2021-10-21 20:19:30,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:19:30,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:19:32,890 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2021-10-21 20:19:32,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4173a87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:19:32, skipping insertion in model container [2021-10-21 20:19:32,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:19:32,892 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-21 20:19:32,894 INFO L168 Benchmark]: Toolchain (without parser) took 2200.66 ms. Allocated memory was 77.6 MB in the beginning and 104.9 MB in the end (delta: 27.3 MB). Free memory was 47.0 MB in the beginning and 78.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:32,895 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory is still 34.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:19:32,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2197.79 ms. Allocated memory was 77.6 MB in the beginning and 104.9 MB in the end (delta: 27.3 MB). Free memory was 46.8 MB in the beginning and 78.0 MB in the end (delta: -31.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:19:32,898 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory is still 34.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2197.79 ms. Allocated memory was 77.6 MB in the beginning and 104.9 MB in the end (delta: 27.3 MB). Free memory was 46.8 MB in the beginning and 78.0 MB in the end (delta: -31.2 MB). Peak memory consumption was 19.0 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...