./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-1.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_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/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_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/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_ee907188-489c-4a96-b3be-316e2f64f8a2/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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 ............................................................................................................................... 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_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/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_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/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_ee907188-489c-4a96-b3be-316e2f64f8a2/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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 .................................................................................................................................. 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 09:15:55,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:15:55,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:15:55,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:15:55,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:15:55,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:15:55,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:15:55,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:15:55,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:15:55,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:15:55,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:15:55,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:15:55,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:15:55,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:15:55,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:15:55,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:15:55,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:15:55,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:15:55,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:15:55,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:15:55,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:15:55,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:15:55,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:15:55,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:15:55,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:15:55,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:15:55,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:15:55,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:15:55,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:15:55,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:15:55,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:15:55,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:15:55,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:15:55,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:15:55,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:15:55,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:15:55,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:15:55,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:15:55,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:15:55,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:15:55,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:15:55,516 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-10-28 09:15:55,540 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:15:55,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:15:55,541 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:15:55,541 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:15:55,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:15:55,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:15:55,542 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:15:55,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:15:55,543 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:15:55,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:15:55,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:15:55,543 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:15:55,543 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:15:55,544 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:15:55,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:15:55,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:15:55,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:15:55,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:15:55,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:15:55,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:15:55,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:15:55,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:15:55,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:15:55,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:15:55,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:15:55,546 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:15:55,546 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_ee907188-489c-4a96-b3be-316e2f64f8a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2021-10-28 09:15:55,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:15:55,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:15:55,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:15:55,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:15:55,797 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:15:55,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-28 09:15:55,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/cdddc4a2c/009026588a8849db96940d07dcfc48cf/FLAGf41c40ab5 [2021-10-28 09:15:56,587 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:15:56,588 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-28 09:15:56,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/cdddc4a2c/009026588a8849db96940d07dcfc48cf/FLAGf41c40ab5 [2021-10-28 09:15:56,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/cdddc4a2c/009026588a8849db96940d07dcfc48cf [2021-10-28 09:15:56,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:15:56,700 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:15:56,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:15:56,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:15:56,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:15:56,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:15:56" (1/1) ... [2021-10-28 09:15:56,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f55c0fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:15:56, skipping insertion in model container [2021-10-28 09:15:56,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:15:56" (1/1) ... [2021-10-28 09:15:56,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:15:56,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:15:57,967 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 [2021-10-28 09:15:57,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a9c45eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:15:57, skipping insertion in model container [2021-10-28 09:15:57,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:15:57,970 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:15:57,972 INFO L168 Benchmark]: Toolchain (without parser) took 1271.47 ms. Allocated memory is still 115.3 MB. Free memory was 77.5 MB in the beginning and 72.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:15:57,974 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 83.9 MB. Free memory is still 38.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:15:57,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1268.96 ms. Allocated memory is still 115.3 MB. Free memory was 77.3 MB in the beginning and 72.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:15:57,978 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 83.9 MB. Free memory is still 38.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1268.96 ms. Allocated memory is still 115.3 MB. Free memory was 77.3 MB in the beginning and 72.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:16:00,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:16:00,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:16:00,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:16:00,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:16:00,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:16:00,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:16:00,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:16:00,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:16:00,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:16:00,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:16:00,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:16:00,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:16:00,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:16:00,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:16:00,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:16:00,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:16:00,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:16:00,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:16:00,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:16:00,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:16:00,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:16:00,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:16:00,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:16:00,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:16:00,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:16:00,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:16:00,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:16:00,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:16:00,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:16:00,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:16:00,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:16:00,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:16:00,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:16:00,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:16:00,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:16:00,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:16:00,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:16:00,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:16:00,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:16:00,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:16:00,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-10-28 09:16:00,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:16:00,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:16:00,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:16:00,306 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:16:00,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:16:00,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:16:00,308 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:16:00,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:16:00,308 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:16:00,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:16:00,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:16:00,310 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-28 09:16:00,310 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-28 09:16:00,310 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-28 09:16:00,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:16:00,311 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-28 09:16:00,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:16:00,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:16:00,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:16:00,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:16:00,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:16:00,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:16:00,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:16:00,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:16:00,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:16:00,313 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:16:00,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:16:00,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:16:00,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:16:00,313 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_ee907188-489c-4a96-b3be-316e2f64f8a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2021-10-28 09:16:00,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:16:00,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:16:00,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:16:00,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:16:00,732 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:16:00,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-28 09:16:00,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/c2bc5781c/32e1f68f8dfb47cd9a16146e358ab247/FLAGb13b98644 [2021-10-28 09:16:01,694 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:16:01,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-10-28 09:16:01,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/c2bc5781c/32e1f68f8dfb47cd9a16146e358ab247/FLAGb13b98644 [2021-10-28 09:16:01,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee907188-489c-4a96-b3be-316e2f64f8a2/bin/uautomizer-UnR33cPsHg/data/c2bc5781c/32e1f68f8dfb47cd9a16146e358ab247 [2021-10-28 09:16:01,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:16:01,761 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-28 09:16:01,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:16:01,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:16:01,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:16:01,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:16:01" (1/1) ... [2021-10-28 09:16:01,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f7ad97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:16:01, skipping insertion in model container [2021-10-28 09:16:01,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:16:01" (1/1) ... [2021-10-28 09:16:01,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:16:01,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:16:03,009 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 [2021-10-28 09:16:03,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@239a5b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:16:03, skipping insertion in model container [2021-10-28 09:16:03,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:16:03,011 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-28 09:16:03,013 INFO L168 Benchmark]: Toolchain (without parser) took 1250.74 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 39.8 MB in the beginning and 54.3 MB in the end (delta: -14.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:16:03,014 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 65.0 MB. Free memory is still 46.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:16:03,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1247.00 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 39.6 MB in the beginning and 54.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:16:03,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 65.0 MB. Free memory is still 46.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1247.00 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 39.6 MB in the beginning and 54.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: 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...