./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS --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 56b5c0cb5f3b0a57e131378bf0266c3c4c88566074ae247e8d528c807c4f66c6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:04:29,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:04:29,230 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:04:29,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:04:29,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:04:29,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:04:29,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:04:29,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:04:29,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:04:29,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:04:29,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:04:29,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:04:29,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:04:29,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:04:29,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:04:29,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:04:29,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:04:29,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:04:29,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:04:29,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:04:29,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:04:29,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:04:29,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:04:29,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:04:29,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:04:29,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:04:29,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:04:29,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:04:29,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:04:29,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:04:29,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:04:29,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:04:29,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:04:29,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:04:29,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:04:29,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:04:29,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:04:29,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:04:29,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:04:29,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:04:29,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:04:29,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-11-19 08:04:29,437 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:04:29,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:04:29,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:04:29,439 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:04:29,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:04:29,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:04:29,441 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:04:29,441 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:04:29,441 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:04:29,442 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:04:29,443 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:04:29,443 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:04:29,444 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:04:29,444 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:04:29,444 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:04:29,445 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:04:29,445 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:04:29,445 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:04:29,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:04:29,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:04:29,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:04:29,447 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:04:29,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:04:29,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:04:29,448 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:04:29,448 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:04:29,449 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:04:29,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:04:29,449 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:04:29,450 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:04:29,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:04:29,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:04:29,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:04:29,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:04:29,451 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:04:29,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:04:29,452 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:04:29,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:04:29,452 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:04:29,453 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_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b5c0cb5f3b0a57e131378bf0266c3c4c88566074ae247e8d528c807c4f66c6 [2022-11-19 08:04:29,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:04:29,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:04:29,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:04:29,865 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:04:29,867 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:04:29,868 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i [2022-11-19 08:04:29,948 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/114b854f2/66974c9a2f214d6e931088aafdc60734/FLAG9c939e09b [2022-11-19 08:04:31,667 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:04:31,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i [2022-11-19 08:04:31,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/114b854f2/66974c9a2f214d6e931088aafdc60734/FLAG9c939e09b [2022-11-19 08:04:32,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/114b854f2/66974c9a2f214d6e931088aafdc60734 [2022-11-19 08:04:32,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:04:32,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:04:32,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:04:32,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:04:32,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:04:32,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:32" (1/1) ... [2022-11-19 08:04:32,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b2815be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:32, skipping insertion in model container [2022-11-19 08:04:32,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:32" (1/1) ... [2022-11-19 08:04:32,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:04:32,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:04:33,797 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4595] [2022-11-19 08:04:35,141 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:36,223 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:36,628 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:36,721 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,051 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,068 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,074 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,083 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,096 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,099 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,102 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,104 WARN L569 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-11-19 08:04:37,114 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: cx18_vapi [2022-11-19 08:04:37,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4910c1f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:37, skipping insertion in model container [2022-11-19 08:04:37,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:04:37,116 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:04:37,119 INFO L158 Benchmark]: Toolchain (without parser) took 4825.64ms. Allocated memory was 98.6MB in the beginning and 249.6MB in the end (delta: 151.0MB). Free memory was 47.2MB in the beginning and 139.7MB in the end (delta: -92.6MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2022-11-19 08:04:37,120 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 69.7MB in the beginning and 69.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:04:37,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4820.49ms. Allocated memory was 98.6MB in the beginning and 249.6MB in the end (delta: 151.0MB). Free memory was 46.8MB in the beginning and 139.7MB in the end (delta: -92.9MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2022-11-19 08:04:37,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 69.7MB in the beginning and 69.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4820.49ms. Allocated memory was 98.6MB in the beginning and 249.6MB in the end (delta: 151.0MB). Free memory was 46.8MB in the beginning and 139.7MB in the end (delta: -92.9MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10801]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: cx18_vapi 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS --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 56b5c0cb5f3b0a57e131378bf0266c3c4c88566074ae247e8d528c807c4f66c6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:04:39,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:04:39,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:04:39,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:04:39,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:04:39,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:04:39,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:04:39,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:04:39,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:04:39,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:04:39,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:04:39,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:04:39,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:04:39,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:04:39,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:04:39,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:04:39,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:04:39,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:04:39,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:04:39,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:04:39,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:04:39,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:04:39,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:04:39,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:04:39,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:04:39,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:04:39,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:04:39,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:04:39,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:04:39,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:04:39,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:04:39,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:04:39,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:04:39,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:04:39,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:04:39,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:04:39,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:04:39,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:04:39,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:04:39,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:04:39,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:04:39,969 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-11-19 08:04:40,035 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:04:40,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:04:40,037 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:04:40,037 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:04:40,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:04:40,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:04:40,039 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:04:40,040 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:04:40,040 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:04:40,040 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:04:40,041 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:04:40,042 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:04:40,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 08:04:40,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 08:04:40,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:04:40,044 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:04:40,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:04:40,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:04:40,045 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 08:04:40,045 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 08:04:40,046 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 08:04:40,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:04:40,046 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 08:04:40,046 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 08:04:40,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 08:04:40,047 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:04:40,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:04:40,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 08:04:40,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:04:40,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:04:40,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:04:40,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:04:40,049 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 08:04:40,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 08:04:40,050 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:04:40,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 08:04:40,050 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_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b5c0cb5f3b0a57e131378bf0266c3c4c88566074ae247e8d528c807c4f66c6 [2022-11-19 08:04:40,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:04:40,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:04:40,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:04:40,581 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:04:40,582 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:04:40,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i [2022-11-19 08:04:40,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/73d477a00/0a4f2ceb9187436e9bc9747544b80a23/FLAG85b9c0313 [2022-11-19 08:04:42,413 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:04:42,414 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--cx18--cx18.ko-entry_point.cil.out.i [2022-11-19 08:04:42,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/73d477a00/0a4f2ceb9187436e9bc9747544b80a23/FLAG85b9c0313 [2022-11-19 08:04:42,731 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93ad6dd5-8d63-43f0-ab7c-cf82c7f953fb/bin/utaipan-I9t0OCRTmS/data/73d477a00/0a4f2ceb9187436e9bc9747544b80a23 [2022-11-19 08:04:42,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:04:42,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:04:42,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:04:42,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:04:42,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:04:42,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:42" (1/1) ... [2022-11-19 08:04:42,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf8a149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:42, skipping insertion in model container [2022-11-19 08:04:42,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:42" (1/1) ... [2022-11-19 08:04:42,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:04:43,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:04:43,982 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4595] [2022-11-19 08:04:47,478 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: cx18_vapi [2022-11-19 08:04:47,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@510a051e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:47, skipping insertion in model container [2022-11-19 08:04:47,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:04:47,480 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 08:04:47,482 INFO L158 Benchmark]: Toolchain (without parser) took 4743.39ms. Allocated memory was 69.2MB in the beginning and 178.3MB in the end (delta: 109.1MB). Free memory was 31.4MB in the beginning and 101.6MB in the end (delta: -70.2MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2022-11-19 08:04:47,483 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:04:47,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4736.11ms. Allocated memory was 69.2MB in the beginning and 178.3MB in the end (delta: 109.1MB). Free memory was 31.3MB in the beginning and 102.5MB in the end (delta: -71.3MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2022-11-19 08:04:47,487 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4736.11ms. Allocated memory was 69.2MB in the beginning and 178.3MB in the end (delta: 109.1MB). Free memory was 31.3MB in the beginning and 102.5MB in the end (delta: -71.3MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10801]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: cx18_vapi 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