./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5f963ada43021bee77e417d313437be2dafb9f4fef61c58e87d2fffa0f44337 --- 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-38b53e6 [2022-11-25 18:21:27,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:21:27,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:21:27,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:21:27,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:21:27,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:21:27,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:21:27,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:21:27,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:21:27,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:21:27,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:21:27,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:21:27,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:21:27,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:21:27,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:21:27,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:21:27,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:21:27,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:21:27,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:21:27,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:21:27,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:21:27,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:21:27,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:21:27,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:21:27,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:21:27,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:21:27,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:21:27,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:21:27,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:21:27,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:21:27,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:21:27,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:21:27,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:21:27,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:21:27,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:21:27,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:21:27,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:21:27,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:21:27,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:21:27,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:21:27,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:21:27,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 18:21:27,237 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:21:27,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:21:27,241 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:21:27,241 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:21:27,242 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:21:27,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:21:27,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:21:27,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:21:27,244 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:21:27,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:21:27,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:21:27,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:21:27,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:21:27,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:21:27,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:21:27,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:21:27,247 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:21:27,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:21:27,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:21:27,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:21:27,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:21:27,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:21:27,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:21:27,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:21:27,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:21:27,250 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:21:27,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:21:27,250 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:21:27,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:21:27,251 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:21:27,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:21:27,251 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5f963ada43021bee77e417d313437be2dafb9f4fef61c58e87d2fffa0f44337 [2022-11-25 18:21:27,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:21:27,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:21:27,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:21:27,624 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:21:27,625 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:21:27,626 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i [2022-11-25 18:21:30,750 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:21:32,593 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:21:32,594 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i [2022-11-25 18:21:32,770 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data/106d575a2/76104872b540426da713a9deef671235/FLAGa024b00cc [2022-11-25 18:21:32,794 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data/106d575a2/76104872b540426da713a9deef671235 [2022-11-25 18:21:32,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:21:32,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:21:32,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:21:32,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:21:32,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:21:32,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:21:32" (1/1) ... [2022-11-25 18:21:32,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c4f240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:32, skipping insertion in model container [2022-11-25 18:21:32,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:21:32" (1/1) ... [2022-11-25 18:21:32,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:21:33,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:21:35,372 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 18:21:35,392 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 18:21:35,412 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 18:21:35,432 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 18:21:35,451 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 18:21:35,564 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 18:21:35,644 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-25 18:21:36,193 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-11-25 18:21:38,151 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 18:21:38,412 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:21:39,257 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:39,317 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw_nm [2022-11-25 18:21:39,510 WARN L623 FunctionHandler]: Unknown extern function ieee80211_beacon_get_tim [2022-11-25 18:21:41,655 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 18:21:41,659 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:41,663 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:41,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:41,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:41,695 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,723 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,727 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,731 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,735 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,786 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,792 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:41,895 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:42,134 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 18:21:42,142 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 18:21:42,144 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 18:21:42,208 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:42,210 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:42,250 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:42,252 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:42,255 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43dbg [2022-11-25 18:21:42,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38220d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:42, skipping insertion in model container [2022-11-25 18:21:42,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:21:42,258 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:21:42,261 INFO L158 Benchmark]: Toolchain (without parser) took 9459.29ms. Allocated memory was 283.1MB in the beginning and 436.2MB in the end (delta: 153.1MB). Free memory was 191.5MB in the beginning and 300.8MB in the end (delta: -109.3MB). Peak memory consumption was 118.2MB. Max. memory is 16.1GB. [2022-11-25 18:21:42,261 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 172.0MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:21:42,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9455.12ms. Allocated memory was 283.1MB in the beginning and 436.2MB in the end (delta: 153.1MB). Free memory was 191.5MB in the beginning and 300.8MB in the end (delta: -109.3MB). Peak memory consumption was 118.2MB. Max. memory is 16.1GB. [2022-11-25 18:21:42,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 172.0MB. Free memory is still 140.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9455.12ms. Allocated memory was 283.1MB in the beginning and 436.2MB in the end (delta: 153.1MB). Free memory was 191.5MB in the beginning and 300.8MB in the end (delta: -109.3MB). Peak memory consumption was 118.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43dbg 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_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5f963ada43021bee77e417d313437be2dafb9f4fef61c58e87d2fffa0f44337 --- 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-38b53e6 [2022-11-25 18:21:44,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:21:44,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:21:44,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:21:44,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:21:44,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:21:44,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:21:44,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:21:44,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:21:44,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:21:44,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:21:44,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:21:44,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:21:44,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:21:44,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:21:44,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:21:44,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:21:44,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:21:44,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:21:44,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:21:44,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:21:44,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:21:44,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:21:44,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:21:44,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:21:44,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:21:44,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:21:44,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:21:44,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:21:44,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:21:44,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:21:44,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:21:44,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:21:44,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:21:44,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:21:44,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:21:44,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:21:44,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:21:44,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:21:44,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:21:44,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:21:44,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-25 18:21:44,794 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:21:44,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:21:44,796 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:21:44,796 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:21:44,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:21:44,797 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:21:44,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:21:44,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:21:44,799 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:21:44,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:21:44,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:21:44,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:21:44,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:21:44,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:21:44,801 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:21:44,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:21:44,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:21:44,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:21:44,802 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:21:44,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:21:44,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:21:44,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:21:44,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:21:44,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:21:44,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:21:44,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:21:44,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:21:44,804 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:21:44,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:21:44,804 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:21:44,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:21:44,804 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:21:44,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:21:44,805 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 18:21:44,805 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5f963ada43021bee77e417d313437be2dafb9f4fef61c58e87d2fffa0f44337 [2022-11-25 18:21:45,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:21:45,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:21:45,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:21:45,186 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:21:45,189 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:21:45,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i [2022-11-25 18:21:48,438 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:21:50,281 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:21:50,281 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43--b43.ko-entry_point.cil.out.i [2022-11-25 18:21:50,492 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data/a45800eb1/a8f2e2d072e442d4a9996f189c2f9190/FLAG032f46d1b [2022-11-25 18:21:50,529 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00007684-9508-4af0-ba63-db7a5dcf705d/bin/uautomizer-ZsLfNo2U6R/data/a45800eb1/a8f2e2d072e442d4a9996f189c2f9190 [2022-11-25 18:21:50,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:21:50,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:21:50,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:21:50,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:21:50,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:21:50,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:21:50" (1/1) ... [2022-11-25 18:21:50,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3107bb52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:21:50, skipping insertion in model container [2022-11-25 18:21:50,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:21:50" (1/1) ... [2022-11-25 18:21:50,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:21:51,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:21:53,585 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 18:21:53,611 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 18:21:53,637 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 18:21:53,673 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 18:21:53,708 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 18:21:53,849 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 18:21:53,930 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-11-25 18:21:54,488 WARN L623 FunctionHandler]: Unknown extern function __kmalloc [2022-11-25 18:21:56,378 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 18:21:56,587 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:21:57,418 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:57,482 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw_nm [2022-11-25 18:21:57,657 WARN L623 FunctionHandler]: Unknown extern function ieee80211_beacon_get_tim [2022-11-25 18:21:59,904 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 18:21:59,907 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:59,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:59,914 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:59,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:21:59,949 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:59,982 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:59,985 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:59,988 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:21:59,991 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,027 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,029 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,121 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,333 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 18:22:00,334 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 18:22:00,335 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 18:22:00,401 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,402 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,437 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,441 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:22:00,443 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43dbg [2022-11-25 18:22:00,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3dc881e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:22:00, skipping insertion in model container [2022-11-25 18:22:00,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:22:00,445 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 18:22:00,447 INFO L158 Benchmark]: Toolchain (without parser) took 9894.68ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 63.4MB in the beginning and 73.3MB in the end (delta: -9.9MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2022-11-25 18:22:00,448 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:22:00,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9892.27ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 63.2MB in the beginning and 73.3MB in the end (delta: -10.1MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2022-11-25 18:22:00,450 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 69.2MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9892.27ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 63.2MB in the beginning and 73.3MB in the end (delta: -10.1MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43dbg 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