./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:03:30,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:03:30,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:03:30,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:03:30,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:03:30,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:03:30,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:03:30,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:03:30,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:03:30,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:03:30,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:03:30,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:03:30,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:03:30,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:03:30,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:03:30,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:03:30,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:03:30,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:03:30,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:03:30,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:03:30,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:03:30,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:03:30,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:03:30,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:03:30,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:03:30,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:03:30,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:03:30,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:03:30,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:03:30,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:03:30,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:03:30,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:03:30,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:03:30,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:03:30,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:03:30,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:03:30,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:03:30,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:03:30,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:03:30,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:03:30,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:03:30,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-23 02:03:30,493 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:03:30,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:03:30,493 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:03:30,494 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:03:30,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:03:30,495 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:03:30,495 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:03:30,495 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:03:30,495 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:03:30,496 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:03:30,496 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:03:30,496 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:03:30,496 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:03:30,497 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:03:30,497 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:03:30,497 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:03:30,497 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:03:30,498 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:03:30,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 02:03:30,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 02:03:30,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:03:30,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:03:30,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:03:30,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:03:30,500 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 02:03:30,500 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 02:03:30,500 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 02:03:30,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:03:30,501 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:03:30,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:03:30,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:03:30,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:03:30,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:03:30,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:03:30,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:03:30,503 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:03:30,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:03:30,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:03:30,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:03:30,504 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2021-11-23 02:03:30,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:03:30,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:03:30,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:03:30,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:03:30,935 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:03:30,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 02:03:31,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/9f514e673/28ee627348e04964990d32a14452a3f4/FLAG83db8b738 [2021-11-23 02:03:32,027 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:03:32,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 02:03:32,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/9f514e673/28ee627348e04964990d32a14452a3f4/FLAG83db8b738 [2021-11-23 02:03:32,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/9f514e673/28ee627348e04964990d32a14452a3f4 [2021-11-23 02:03:32,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:03:32,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:03:32,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:03:32,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:03:32,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:03:32,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:32" (1/1) ... [2021-11-23 02:03:32,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671d5ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:32, skipping insertion in model container [2021-11-23 02:03:32,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:32" (1/1) ... [2021-11-23 02:03:32,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:03:32,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:03:34,791 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 02:03:34,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55a3e392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:34, skipping insertion in model container [2021-11-23 02:03:34,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:03:34,794 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:03:34,797 INFO L158 Benchmark]: Toolchain (without parser) took 2344.75ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 54.5MB in the beginning and 91.4MB in the end (delta: -36.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 02:03:34,798 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 68.2MB in the beginning and 68.2MB in the end (delta: 25.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:03:34,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2341.57ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 54.3MB in the beginning and 91.4MB in the end (delta: -37.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 02:03:34,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 68.2MB in the beginning and 68.2MB in the end (delta: 25.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2341.57ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 54.3MB in the beginning and 91.4MB in the end (delta: -37.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:03:37,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:03:37,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:03:37,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:03:37,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:03:37,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:03:37,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:03:37,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:03:37,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:03:37,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:03:37,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:03:37,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:03:37,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:03:37,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:03:37,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:03:37,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:03:37,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:03:37,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:03:37,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:03:37,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:03:37,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:03:37,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:03:37,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:03:37,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:03:37,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:03:37,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:03:37,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:03:37,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:03:37,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:03:37,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:03:37,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:03:37,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:03:37,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:03:37,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:03:37,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:03:37,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:03:37,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:03:37,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:03:37,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:03:37,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:03:37,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:03:37,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-23 02:03:37,493 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:03:37,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:03:37,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:03:37,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:03:37,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:03:37,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:03:37,496 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:03:37,497 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:03:37,497 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:03:37,497 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:03:37,498 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:03:37,498 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:03:37,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 02:03:37,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 02:03:37,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:03:37,501 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 02:03:37,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:03:37,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:03:37,501 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 02:03:37,502 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 02:03:37,502 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 02:03:37,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:03:37,502 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:03:37,503 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:03:37,503 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:03:37,503 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:03:37,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:03:37,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:03:37,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:03:37,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:03:37,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:03:37,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:03:37,505 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:03:37,505 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:03:37,505 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:03:37,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:03:37,506 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_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b645abda5421a83aa2d8d98aac5119d82299c38eb461d2ae6d708be4824224 [2021-11-23 02:03:37,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:03:37,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:03:37,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:03:37,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:03:37,971 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:03:37,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 02:03:38,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/cf11e791b/047705148d7b44b3a0c234146c516e15/FLAG4eb958340 [2021-11-23 02:03:39,083 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:03:39,086 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/sv-benchmarks/c/busybox-1.22.0/od-3.i [2021-11-23 02:03:39,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/cf11e791b/047705148d7b44b3a0c234146c516e15/FLAG4eb958340 [2021-11-23 02:03:39,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a8fa55b-d5f7-4078-8137-8d2192cea527/bin/utaipan-EQgc7hIp5V/data/cf11e791b/047705148d7b44b3a0c234146c516e15 [2021-11-23 02:03:39,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:03:39,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:03:39,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:03:39,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:03:39,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:03:39,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:39" (1/1) ... [2021-11-23 02:03:39,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30902101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:39, skipping insertion in model container [2021-11-23 02:03:39,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:03:39" (1/1) ... [2021-11-23 02:03:39,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:03:39,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:03:41,902 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 02:03:41,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161e2419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:03:41, skipping insertion in model container [2021-11-23 02:03:41,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:03:41,904 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:03:41,906 INFO L158 Benchmark]: Toolchain (without parser) took 2358.33ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 26.6MB in the beginning and 47.8MB in the end (delta: -21.2MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 02:03:41,908 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:03:41,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2354.47ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 26.4MB in the beginning and 47.8MB in the end (delta: -21.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 02:03:41,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2354.47ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 26.4MB in the beginning and 47.8MB in the end (delta: -21.4MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN