./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.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_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/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_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/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_021fd976-ac01-4b32-8d13-d674d42345c8/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 d88455bf5089be24833f69dfcbd91003e7e136bcd5efcd63ae18e59d7f59e87d --- 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 18:30:56,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:30:56,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:30:56,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:30:56,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:30:56,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:30:56,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:30:56,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:30:56,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:30:56,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:30:56,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:30:56,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:30:56,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:30:56,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:30:56,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:30:56,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:30:56,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:30:56,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:30:56,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:30:56,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:30:56,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:30:56,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:30:56,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:30:56,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:30:56,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:30:56,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:30:56,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:30:56,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:30:56,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:30:56,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:30:56,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:30:56,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:30:56,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:30:56,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:30:56,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:30:56,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:30:56,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:30:56,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:30:56,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:30:56,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:30:56,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:30:56,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 18:30:56,985 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:30:56,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:30:56,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:30:56,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:30:56,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:30:56,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:30:56,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:30:56,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:30:56,989 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:30:56,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:30:56,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:30:56,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:30:56,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:30:56,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:30:56,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:30:56,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:30:56,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:30:56,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:30:56,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:30:56,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:30:56,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:30:56,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:30:56,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:30:56,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:30:56,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:30:56,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:30:56,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:30:56,996 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:30:56,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:30:56,996 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:30:56,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:30:56,997 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_021fd976-ac01-4b32-8d13-d674d42345c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d88455bf5089be24833f69dfcbd91003e7e136bcd5efcd63ae18e59d7f59e87d [2022-11-25 18:30:57,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:30:57,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:30:57,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:30:57,300 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:30:57,301 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:30:57,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2022-11-25 18:31:00,420 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:31:01,093 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:31:01,094 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2022-11-25 18:31:01,136 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data/20842bad9/3303c3fe87b147d8aea8ab8df502c9b7/FLAG6a971dd55 [2022-11-25 18:31:01,153 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data/20842bad9/3303c3fe87b147d8aea8ab8df502c9b7 [2022-11-25 18:31:01,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:31:01,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:31:01,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:31:01,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:31:01,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:31:01,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:31:01" (1/1) ... [2022-11-25 18:31:01,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264a1da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:01, skipping insertion in model container [2022-11-25 18:31:01,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:31:01" (1/1) ... [2022-11-25 18:31:01,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:31:01,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:31:02,118 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:02,324 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2022-11-25 18:31:02,396 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 18:31:02,505 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:31:02,616 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:31:02,712 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,718 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,727 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,735 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 18:31:02,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,747 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,751 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,754 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,757 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,759 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:02,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,769 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,771 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,773 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,778 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,779 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:02,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,781 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,787 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,788 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,788 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,798 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:31:02,799 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:31:02,800 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:31:02,805 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:31:02,811 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,817 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,819 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,825 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,834 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,840 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,860 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,861 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,897 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,907 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,913 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,941 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:02,945 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:02,946 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:02,962 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,963 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:02,964 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:02,965 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,970 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:02,976 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,982 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,987 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,993 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:02,999 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,005 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,010 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,011 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,013 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,014 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,019 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,023 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,028 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,032 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,037 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,038 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,040 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,045 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,048 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,053 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,054 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,061 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,063 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,084 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,085 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,086 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 18:31:03,086 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:31:03,086 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 18:31:03,087 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:31:03,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,088 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,089 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,095 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,096 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,098 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,100 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:03,100 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,100 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,106 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,107 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,108 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:03,108 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 18:31:03,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,124 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,132 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,133 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,134 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,139 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,139 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,146 WARN L623 FunctionHandler]: Unknown extern function cfg80211_find_ie [2022-11-25 18:31:03,147 WARN L623 FunctionHandler]: Unknown extern function ieee80211_channel_to_frequency [2022-11-25 18:31:03,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,154 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,156 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,156 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,157 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 18:31:03,157 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:31:03,158 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,159 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:03,161 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,162 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 18:31:03,167 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,183 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 18:31:03,184 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,184 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,185 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,186 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,186 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,188 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:31:03,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,189 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,196 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,196 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,197 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,203 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,203 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,208 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,210 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 18:31:03,211 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:31:03,216 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,217 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,219 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:31:03,219 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:31:03,220 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:31:03,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,224 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:03,225 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:31:03,225 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,226 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,231 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,232 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,232 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,237 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,238 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 18:31:03,238 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:31:03,238 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:31:03,239 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,239 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:31:03,239 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,245 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,245 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,255 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,256 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,256 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:31:03,256 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,257 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,257 WARN L623 FunctionHandler]: Unknown extern function ieee80211_scan_completed [2022-11-25 18:31:03,258 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:31:03,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,264 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,264 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:31:03,266 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,266 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,267 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:31:03,267 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,272 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,273 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,274 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:03,275 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,275 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,282 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:03,283 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,284 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,289 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,294 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:31:03,301 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,307 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,309 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:03,310 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:03,316 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 18:31:03,317 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,317 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:31:03,318 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:03,318 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:03,319 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:03,319 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:03,320 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:03,320 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:03,320 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:03,321 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:03,321 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 18:31:03,322 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 18:31:03,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,329 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,330 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,331 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:31:03,331 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:31:03,332 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,332 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,340 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,341 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,344 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 18:31:03,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,345 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:03,346 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:03,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,352 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 18:31:03,352 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 18:31:03,353 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:31:03,353 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:31:03,354 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:31:03,393 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:31:03,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,393 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,394 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 18:31:03,394 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:31:03,394 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,395 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 18:31:03,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,401 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 18:31:03,404 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,405 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,406 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:31:03,408 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,409 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:31:03,410 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:31:03,412 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,413 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,418 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:31:03,424 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:03,426 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:03,432 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,432 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:31:03,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,441 WARN L623 FunctionHandler]: Unknown extern function led_trigger_register_simple [2022-11-25 18:31:03,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,450 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 18:31:03,451 WARN L623 FunctionHandler]: Unknown extern function led_trigger_unregister_simple [2022-11-25 18:31:03,471 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:31:03,471 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:31:03,483 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:03,484 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:03,484 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:03,485 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:03,485 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:03,486 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:31:03,486 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:03,487 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:31:03,488 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:31:03,551 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:31:03,565 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,571 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,587 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,588 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,589 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,590 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:31:03,661 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:31:03,803 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:03,809 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2022-11-25 18:31:03,818 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 18:31:03,826 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:31:03,834 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:31:03,847 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,848 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,856 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,858 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 18:31:03,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,861 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,862 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,863 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,864 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:03,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,867 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,868 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:03,869 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,869 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,870 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,870 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,871 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,871 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,871 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,873 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:31:03,873 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:31:03,874 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:31:03,877 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:31:03,878 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,879 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,879 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,880 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,880 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,881 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,884 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,884 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,889 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,890 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,892 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,952 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,953 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:03,954 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:31:03,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,956 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,957 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,957 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:03,958 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,959 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:03,961 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,962 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,963 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,964 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,965 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,966 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,967 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,968 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,969 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,970 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,971 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,974 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,975 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,976 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,977 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,978 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,979 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,980 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,985 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,985 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,987 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,988 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,989 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,990 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,990 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:03,992 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:03,995 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,996 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:03,997 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 18:31:03,998 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:31:03,998 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 18:31:03,999 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:31:03,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,000 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,000 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,013 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,014 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,014 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,016 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,017 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,018 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:04,019 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:04,019 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,020 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,021 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,022 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,022 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:31:04,023 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 18:31:04,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,025 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,030 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,034 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,037 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,038 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,039 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,040 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,042 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,045 WARN L623 FunctionHandler]: Unknown extern function cfg80211_find_ie [2022-11-25 18:31:04,046 WARN L623 FunctionHandler]: Unknown extern function ieee80211_channel_to_frequency [2022-11-25 18:31:04,049 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,052 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,053 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,053 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 18:31:04,053 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:31:04,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,056 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:04,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,058 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 18:31:04,059 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,060 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,060 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,061 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 18:31:04,061 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,061 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,062 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,063 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,065 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:31:04,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,070 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,071 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,071 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,072 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,073 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,073 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,075 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,075 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 18:31:04,076 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:31:04,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,077 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,080 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:31:04,080 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:31:04,081 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:31:04,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,085 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:04,085 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:31:04,086 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,086 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,087 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,087 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,088 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,088 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,089 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 18:31:04,089 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:31:04,090 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:31:04,090 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,090 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:31:04,091 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,092 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,092 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,093 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,094 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,094 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,094 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:31:04,095 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,095 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,095 WARN L623 FunctionHandler]: Unknown extern function ieee80211_scan_completed [2022-11-25 18:31:04,096 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:31:04,097 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,097 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,097 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:31:04,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,099 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,100 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:31:04,100 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,103 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:04,103 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,104 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,104 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,106 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:31:04,108 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,109 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,109 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,110 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:31:04,112 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,114 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:31:04,115 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:31:04,117 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 18:31:04,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,118 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:31:04,119 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:04,119 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:04,120 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:04,120 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:04,121 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:04,121 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:04,122 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:31:04,122 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:31:04,123 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 18:31:04,124 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 18:31:04,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,127 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,128 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:31:04,128 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:31:04,129 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,130 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,132 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,133 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,136 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 18:31:04,136 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,137 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:04,137 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:04,139 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,140 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 18:31:04,140 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 18:31:04,141 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:31:04,141 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:31:04,141 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:31:04,142 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:31:04,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,142 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:04,143 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 18:31:04,143 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:31:04,143 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,144 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 18:31:04,144 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,145 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 18:31:04,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,146 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,147 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:31:04,147 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,148 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:31:04,149 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:31:04,150 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:31:04,151 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:31:04,151 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:31:04,152 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:04,153 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:31:04,154 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,154 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:31:04,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,155 WARN L623 FunctionHandler]: Unknown extern function led_trigger_register_simple [2022-11-25 18:31:04,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:31:04,156 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 18:31:04,156 WARN L623 FunctionHandler]: Unknown extern function led_trigger_unregister_simple [2022-11-25 18:31:04,158 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:31:04,159 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:31:04,165 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:04,165 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:04,166 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:04,166 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:04,166 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:04,167 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:31:04,167 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:31:04,167 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:31:04,168 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:31:04,173 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:31:04,175 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:04,176 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:04,184 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:04,185 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:04,186 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:04,187 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:31:04,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:31:04,299 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:31:04,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04 WrapperNode [2022-11-25 18:31:04,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:31:04,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:31:04,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:31:04,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:31:04,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,625 INFO L138 Inliner]: procedures = 239, calls = 3023, calls flagged for inlining = 111, calls inlined = 96, statements flattened = 5277 [2022-11-25 18:31:04,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:31:04,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:31:04,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:31:04,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:31:04,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,849 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:31:04,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:31:04,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:31:04,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:31:04,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (1/1) ... [2022-11-25 18:31:04,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:31:04,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:31:04,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:31:04,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:31:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure at76_hw_scan [2022-11-25 18:31:04,984 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_hw_scan [2022-11-25 18:31:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dfu_get_status [2022-11-25 18:31:04,985 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dfu_get_status [2022-11-25 18:31:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure at76_join [2022-11-25 18:31:04,985 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_join [2022-11-25 18:31:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-25 18:31:04,985 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-25 18:31:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 18:31:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 18:31:04,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 18:31:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 18:31:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-11-25 18:31:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-11-25 18:31:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure at76_submit_rx_urb [2022-11-25 18:31:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_submit_rx_urb [2022-11-25 18:31:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure at76_add_interface [2022-11-25 18:31:04,986 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_add_interface [2022-11-25 18:31:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_timeout [2022-11-25 18:31:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_timeout [2022-11-25 18:31:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 18:31:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 18:31:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-25 18:31:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-25 18:31:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure at76_bss_info_changed [2022-11-25 18:31:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_bss_info_changed [2022-11-25 18:31:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure at76_wait_completion [2022-11-25 18:31:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_wait_completion [2022-11-25 18:31:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 18:31:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 18:31:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-25 18:31:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-25 18:31:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 18:31:04,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 18:31:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 18:31:04,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 18:31:04,989 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 18:31:04,989 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 18:31:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:31:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 18:31:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 18:31:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 18:31:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-25 18:31:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-25 18:31:04,990 INFO L130 BoogieDeclarations]: Found specification of procedure at76_delete_device [2022-11-25 18:31:04,990 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_delete_device [2022-11-25 18:31:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-11-25 18:31:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_mib [2022-11-25 18:31:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_mib [2022-11-25 18:31:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_radio [2022-11-25 18:31:04,991 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_radio [2022-11-25 18:31:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:31:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 18:31:04,991 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_event [2022-11-25 18:31:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_event [2022-11-25 18:31:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_card_command [2022-11-25 18:31:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_card_command [2022-11-25 18:31:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_cmd_status [2022-11-25 18:31:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_cmd_status [2022-11-25 18:31:04,992 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 18:31:04,992 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 18:31:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 18:31:04,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 18:31:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 18:31:04,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 18:31:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-11-25 18:31:04,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-11-25 18:31:04,993 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 18:31:04,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 18:31:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-25 18:31:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-25 18:31:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 18:31:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 18:31:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_mib [2022-11-25 18:31:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_mib [2022-11-25 18:31:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-25 18:31:04,995 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-25 18:31:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 18:31:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 18:31:04,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 18:31:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 18:31:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_pm_mode [2022-11-25 18:31:04,995 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_pm_mode [2022-11-25 18:31:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_key [2022-11-25 18:31:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_key [2022-11-25 18:31:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure at76_is_505a [2022-11-25 18:31:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_is_505a [2022-11-25 18:31:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 18:31:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_hw_cfg [2022-11-25 18:31:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_hw_cfg [2022-11-25 18:31:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure at76_config [2022-11-25 18:31:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_config [2022-11-25 18:31:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-25 18:31:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-25 18:31:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 18:31:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 18:31:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-25 18:31:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-25 18:31:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-25 18:31:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-25 18:31:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-25 18:31:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-25 18:31:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-25 18:31:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-25 18:31:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_op_mode [2022-11-25 18:31:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_op_mode [2022-11-25 18:31:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure at76_remove_interface [2022-11-25 18:31:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_remove_interface [2022-11-25 18:31:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-25 18:31:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-25 18:31:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 18:31:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 18:31:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 18:31:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 18:31:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 18:31:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_name [2022-11-25 18:31:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_name [2022-11-25 18:31:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-25 18:31:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-25 18:31:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 18:31:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure at76_start_monitor [2022-11-25 18:31:05,001 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_start_monitor [2022-11-25 18:31:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-11-25 18:31:05,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-11-25 18:31:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-25 18:31:05,002 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-25 18:31:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:31:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 18:31:05,002 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 18:31:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 18:31:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-25 18:31:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-25 18:31:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 18:31:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 18:31:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-25 18:31:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-25 18:31:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 18:31:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 18:31:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure at76_configure_filter [2022-11-25 18:31:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_configure_filter [2022-11-25 18:31:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 18:31:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 18:31:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-11-25 18:31:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-11-25 18:31:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-25 18:31:05,004 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-25 18:31:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:31:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mac80211_tx [2022-11-25 18:31:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mac80211_tx [2022-11-25 18:31:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:31:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:31:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-25 18:31:05,005 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-25 18:31:05,837 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:31:05,840 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:31:06,250 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 18:31:16,364 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:31:16,381 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:31:16,381 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 18:31:16,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:31:16 BoogieIcfgContainer [2022-11-25 18:31:16,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:31:16,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:31:16,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:31:16,391 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:31:16,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:31:01" (1/3) ... [2022-11-25 18:31:16,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52f2abfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:31:16, skipping insertion in model container [2022-11-25 18:31:16,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:31:04" (2/3) ... [2022-11-25 18:31:16,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52f2abfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:31:16, skipping insertion in model container [2022-11-25 18:31:16,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:31:16" (3/3) ... [2022-11-25 18:31:16,394 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2022-11-25 18:31:16,416 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:31:16,417 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:31:16,524 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:31:16,532 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@39b5fadd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:31:16,532 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:31:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand has 1323 states, 958 states have (on average 1.3872651356993737) internal successors, (1329), 982 states have internal predecessors, (1329), 296 states have call successors, (296), 68 states have call predecessors, (296), 67 states have return successors, (291), 290 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-25 18:31:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-25 18:31:16,556 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:31:16,557 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:31:16,557 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:31:16,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:31:16,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1133408372, now seen corresponding path program 1 times [2022-11-25 18:31:16,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:31:16,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475999662] [2022-11-25 18:31:16,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:31:16,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:31:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:31:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:31:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:31:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:31:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:31:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:31:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:31:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:31:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:31:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:17,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:31:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:18,014 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-25 18:31:18,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:31:18,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475999662] [2022-11-25 18:31:18,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475999662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:31:18,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:31:18,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:31:18,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229697807] [2022-11-25 18:31:18,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:31:18,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:31:18,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:31:18,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:31:18,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:31:18,079 INFO L87 Difference]: Start difference. First operand has 1323 states, 958 states have (on average 1.3872651356993737) internal successors, (1329), 982 states have internal predecessors, (1329), 296 states have call successors, (296), 68 states have call predecessors, (296), 67 states have return successors, (291), 290 states have call predecessors, (291), 291 states have call successors, (291) Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-25 18:31:28,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:30,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:32,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:34,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:37,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:39,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:41,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:43,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:31:44,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:31:44,354 INFO L93 Difference]: Finished difference Result 4218 states and 6448 transitions. [2022-11-25 18:31:44,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:31:44,357 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 80 [2022-11-25 18:31:44,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:31:44,395 INFO L225 Difference]: With dead ends: 4218 [2022-11-25 18:31:44,395 INFO L226 Difference]: Without dead ends: 2882 [2022-11-25 18:31:44,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:31:44,414 INFO L413 NwaCegarLoop]: 1866 mSDtfsCounter, 2912 mSDsluCounter, 3189 mSDsCounter, 0 mSdLazyCounter, 2693 mSolverCounterSat, 1485 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3163 SdHoareTripleChecker+Valid, 5055 SdHoareTripleChecker+Invalid, 4186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1485 IncrementalHoareTripleChecker+Valid, 2693 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2022-11-25 18:31:44,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3163 Valid, 5055 Invalid, 4186 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1485 Valid, 2693 Invalid, 8 Unknown, 0 Unchecked, 25.7s Time] [2022-11-25 18:31:44,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2882 states. [2022-11-25 18:31:44,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2882 to 2568. [2022-11-25 18:31:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 1868 states have (on average 1.3790149892933619) internal successors, (2576), 1902 states have internal predecessors, (2576), 567 states have call successors, (567), 133 states have call predecessors, (567), 132 states have return successors, (566), 564 states have call predecessors, (566), 566 states have call successors, (566) [2022-11-25 18:31:44,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 3709 transitions. [2022-11-25 18:31:44,654 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 3709 transitions. Word has length 80 [2022-11-25 18:31:44,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:31:44,655 INFO L495 AbstractCegarLoop]: Abstraction has 2568 states and 3709 transitions. [2022-11-25 18:31:44,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-25 18:31:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3709 transitions. [2022-11-25 18:31:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-25 18:31:44,662 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:31:44,662 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:31:44,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:31:44,662 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:31:44,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:31:44,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1308665666, now seen corresponding path program 1 times [2022-11-25 18:31:44,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:31:44,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786460142] [2022-11-25 18:31:44,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:31:44,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:31:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:31:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:45,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:31:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:45,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:31:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:45,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:31:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:31:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:45,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:31:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:31:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:31:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:31:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:31:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:31:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:31:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:31:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-25 18:31:46,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:31:46,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786460142] [2022-11-25 18:31:46,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786460142] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:31:46,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:31:46,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 18:31:46,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523282892] [2022-11-25 18:31:46,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:31:46,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 18:31:46,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:31:46,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 18:31:46,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:31:46,125 INFO L87 Difference]: Start difference. First operand 2568 states and 3709 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 18:31:58,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:00,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:02,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:04,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:06,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:32:06,730 INFO L93 Difference]: Finished difference Result 8273 states and 12297 transitions. [2022-11-25 18:32:06,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:32:06,731 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 96 [2022-11-25 18:32:06,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:32:06,774 INFO L225 Difference]: With dead ends: 8273 [2022-11-25 18:32:06,775 INFO L226 Difference]: Without dead ends: 5719 [2022-11-25 18:32:06,787 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:32:06,792 INFO L413 NwaCegarLoop]: 1865 mSDtfsCounter, 2929 mSDsluCounter, 6043 mSDsCounter, 0 mSdLazyCounter, 4589 mSolverCounterSat, 1487 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3186 SdHoareTripleChecker+Valid, 7908 SdHoareTripleChecker+Invalid, 6080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1487 IncrementalHoareTripleChecker+Valid, 4589 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:32:06,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3186 Valid, 7908 Invalid, 6080 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1487 Valid, 4589 Invalid, 4 Unknown, 0 Unchecked, 19.9s Time] [2022-11-25 18:32:06,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5719 states. [2022-11-25 18:32:07,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5719 to 5129. [2022-11-25 18:32:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5129 states, 3735 states have (on average 1.3801874163319947) internal successors, (5155), 3805 states have internal predecessors, (5155), 1123 states have call successors, (1123), 265 states have call predecessors, (1123), 270 states have return successors, (1143), 1122 states have call predecessors, (1143), 1122 states have call successors, (1143) [2022-11-25 18:32:07,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 5129 states and 7421 transitions. [2022-11-25 18:32:07,153 INFO L78 Accepts]: Start accepts. Automaton has 5129 states and 7421 transitions. Word has length 96 [2022-11-25 18:32:07,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:32:07,156 INFO L495 AbstractCegarLoop]: Abstraction has 5129 states and 7421 transitions. [2022-11-25 18:32:07,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 18:32:07,156 INFO L276 IsEmpty]: Start isEmpty. Operand 5129 states and 7421 transitions. [2022-11-25 18:32:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-25 18:32:07,176 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:32:07,177 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:32:07,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 18:32:07,177 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:32:07,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:32:07,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1031569295, now seen corresponding path program 1 times [2022-11-25 18:32:07,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:32:07,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185642977] [2022-11-25 18:32:07,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:32:07,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:32:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:32:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:32:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:32:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:32:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:32:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:32:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:32:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:32:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:32:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:32:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:32:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:32:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:32:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:32:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 18:32:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:07,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:32:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:08,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-11-25 18:32:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-11-25 18:32:08,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:32:08,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185642977] [2022-11-25 18:32:08,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185642977] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:32:08,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:32:08,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:32:08,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139140473] [2022-11-25 18:32:08,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:32:08,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:32:08,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:32:08,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:32:08,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:32:08,024 INFO L87 Difference]: Start difference. First operand 5129 states and 7421 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 18:32:16,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:18,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:20,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:22,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:25,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:27,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:29,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:31,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:32,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:32:32,692 INFO L93 Difference]: Finished difference Result 13173 states and 19380 transitions. [2022-11-25 18:32:32,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:32:32,693 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 144 [2022-11-25 18:32:32,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:32:32,738 INFO L225 Difference]: With dead ends: 13173 [2022-11-25 18:32:32,738 INFO L226 Difference]: Without dead ends: 8068 [2022-11-25 18:32:32,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:32:32,757 INFO L413 NwaCegarLoop]: 1678 mSDtfsCounter, 1970 mSDsluCounter, 3056 mSDsCounter, 0 mSdLazyCounter, 2321 mSolverCounterSat, 1382 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2122 SdHoareTripleChecker+Valid, 4734 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1382 IncrementalHoareTripleChecker+Valid, 2321 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:32:32,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2122 Valid, 4734 Invalid, 3711 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1382 Valid, 2321 Invalid, 8 Unknown, 0 Unchecked, 24.0s Time] [2022-11-25 18:32:32,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8068 states. [2022-11-25 18:32:33,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8068 to 7368. [2022-11-25 18:32:33,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7368 states, 5407 states have (on average 1.3772886998335492) internal successors, (7447), 5493 states have internal predecessors, (7447), 1550 states have call successors, (1550), 397 states have call predecessors, (1550), 410 states have return successors, (1586), 1549 states have call predecessors, (1586), 1549 states have call successors, (1586) [2022-11-25 18:32:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7368 states to 7368 states and 10583 transitions. [2022-11-25 18:32:33,200 INFO L78 Accepts]: Start accepts. Automaton has 7368 states and 10583 transitions. Word has length 144 [2022-11-25 18:32:33,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:32:33,203 INFO L495 AbstractCegarLoop]: Abstraction has 7368 states and 10583 transitions. [2022-11-25 18:32:33,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 18:32:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 7368 states and 10583 transitions. [2022-11-25 18:32:33,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-25 18:32:33,210 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:32:33,210 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:32:33,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 18:32:33,210 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:32:33,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:32:33,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1280360539, now seen corresponding path program 1 times [2022-11-25 18:32:33,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:32:33,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187805639] [2022-11-25 18:32:33,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:32:33,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:32:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:32:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:32:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:32:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:32:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:32:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:32:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:32:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:32:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:32:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:32:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-25 18:32:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-25 18:32:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:32:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 18:32:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:32:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:32:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-11-25 18:32:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:32:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:33,914 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-25 18:32:33,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:32:33,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187805639] [2022-11-25 18:32:33,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187805639] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:32:33,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:32:33,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 18:32:33,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850005803] [2022-11-25 18:32:33,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:32:33,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:32:33,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:32:33,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:32:33,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:32:33,919 INFO L87 Difference]: Start difference. First operand 7368 states and 10583 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:32:38,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:45,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:47,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:49,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:51,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:53,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:32:56,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:32:56,348 INFO L93 Difference]: Finished difference Result 19475 states and 28560 transitions. [2022-11-25 18:32:56,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-25 18:32:56,349 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 156 [2022-11-25 18:32:56,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:32:56,418 INFO L225 Difference]: With dead ends: 19475 [2022-11-25 18:32:56,418 INFO L226 Difference]: Without dead ends: 12142 [2022-11-25 18:32:56,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2022-11-25 18:32:56,443 INFO L413 NwaCegarLoop]: 2114 mSDtfsCounter, 2454 mSDsluCounter, 4821 mSDsCounter, 0 mSdLazyCounter, 4349 mSolverCounterSat, 1413 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2663 SdHoareTripleChecker+Valid, 6935 SdHoareTripleChecker+Invalid, 5767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1413 IncrementalHoareTripleChecker+Valid, 4349 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2022-11-25 18:32:56,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2663 Valid, 6935 Invalid, 5767 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1413 Valid, 4349 Invalid, 5 Unknown, 0 Unchecked, 21.7s Time] [2022-11-25 18:32:56,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12142 states. [2022-11-25 18:32:57,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12142 to 10770. [2022-11-25 18:32:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10770 states, 7866 states have (on average 1.3752860411899313) internal successors, (10818), 8014 states have internal predecessors, (10818), 2278 states have call successors, (2278), 606 states have call predecessors, (2278), 625 states have return successors, (2324), 2277 states have call predecessors, (2324), 2277 states have call successors, (2324) [2022-11-25 18:32:57,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10770 states to 10770 states and 15420 transitions. [2022-11-25 18:32:57,144 INFO L78 Accepts]: Start accepts. Automaton has 10770 states and 15420 transitions. Word has length 156 [2022-11-25 18:32:57,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:32:57,145 INFO L495 AbstractCegarLoop]: Abstraction has 10770 states and 15420 transitions. [2022-11-25 18:32:57,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:32:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 10770 states and 15420 transitions. [2022-11-25 18:32:57,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-25 18:32:57,158 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:32:57,158 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:32:57,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 18:32:57,159 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:32:57,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:32:57,160 INFO L85 PathProgramCache]: Analyzing trace with hash 415274850, now seen corresponding path program 1 times [2022-11-25 18:32:57,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:32:57,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568071556] [2022-11-25 18:32:57,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:32:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:32:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:32:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:32:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:32:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:32:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:32:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:32:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:32:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:32:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:32:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:32:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:32:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:32:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:32:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:32:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:32:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:32:58,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:32:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:32:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-25 18:32:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:32:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-11-25 18:32:58,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:32:58,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568071556] [2022-11-25 18:32:58,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568071556] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:32:58,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:32:58,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:32:58,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165962574] [2022-11-25 18:32:58,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:32:58,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:32:58,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:32:58,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:32:58,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:32:58,417 INFO L87 Difference]: Start difference. First operand 10770 states and 15420 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 18:33:05,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:07,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:09,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:11,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:12,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:33:12,729 INFO L93 Difference]: Finished difference Result 22746 states and 33220 transitions. [2022-11-25 18:33:12,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:33:12,729 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 168 [2022-11-25 18:33:12,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:33:12,768 INFO L225 Difference]: With dead ends: 22746 [2022-11-25 18:33:12,768 INFO L226 Difference]: Without dead ends: 12015 [2022-11-25 18:33:12,797 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:33:12,798 INFO L413 NwaCegarLoop]: 1559 mSDtfsCounter, 914 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 2050 mSolverCounterSat, 969 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 4647 SdHoareTripleChecker+Invalid, 3023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 969 IncrementalHoareTripleChecker+Valid, 2050 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:33:12,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [960 Valid, 4647 Invalid, 3023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [969 Valid, 2050 Invalid, 4 Unknown, 0 Unchecked, 13.8s Time] [2022-11-25 18:33:12,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12015 states. [2022-11-25 18:33:13,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12015 to 10778. [2022-11-25 18:33:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10778 states, 7874 states have (on average 1.3743967487934976) internal successors, (10822), 8022 states have internal predecessors, (10822), 2278 states have call successors, (2278), 606 states have call predecessors, (2278), 625 states have return successors, (2324), 2277 states have call predecessors, (2324), 2277 states have call successors, (2324) [2022-11-25 18:33:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10778 states to 10778 states and 15424 transitions. [2022-11-25 18:33:13,488 INFO L78 Accepts]: Start accepts. Automaton has 10778 states and 15424 transitions. Word has length 168 [2022-11-25 18:33:13,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:33:13,490 INFO L495 AbstractCegarLoop]: Abstraction has 10778 states and 15424 transitions. [2022-11-25 18:33:13,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 18:33:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 10778 states and 15424 transitions. [2022-11-25 18:33:13,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-25 18:33:13,507 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:33:13,507 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:33:13,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 18:33:13,508 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:33:13,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:13,508 INFO L85 PathProgramCache]: Analyzing trace with hash -970928544, now seen corresponding path program 1 times [2022-11-25 18:33:13,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:13,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021452043] [2022-11-25 18:33:13,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:13,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:33:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:33:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:33:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:33:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:33:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:33:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:33:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:33:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:33:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:33:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:33:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:33:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:33:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:33:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:33:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:33:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:14,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:15,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:33:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:15,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-25 18:33:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:15,208 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-11-25 18:33:15,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:33:15,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021452043] [2022-11-25 18:33:15,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021452043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:33:15,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:33:15,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 18:33:15,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136478956] [2022-11-25 18:33:15,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:33:15,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:33:15,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:33:15,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:33:15,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:33:15,211 INFO L87 Difference]: Start difference. First operand 10778 states and 15424 transitions. Second operand has 8 states, 8 states have (on average 11.625) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (20), 5 states have call predecessors, (20), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 18:33:19,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:24,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:26,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:28,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:30,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:32,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:33:32,266 INFO L93 Difference]: Finished difference Result 22682 states and 33128 transitions. [2022-11-25 18:33:32,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:33:32,267 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (20), 5 states have call predecessors, (20), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) Word has length 168 [2022-11-25 18:33:32,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:33:32,366 INFO L225 Difference]: With dead ends: 22682 [2022-11-25 18:33:32,367 INFO L226 Difference]: Without dead ends: 11943 [2022-11-25 18:33:32,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:33:32,399 INFO L413 NwaCegarLoop]: 1570 mSDtfsCounter, 852 mSDsluCounter, 5791 mSDsCounter, 0 mSdLazyCounter, 3434 mSolverCounterSat, 965 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 7361 SdHoareTripleChecker+Invalid, 4403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 965 IncrementalHoareTripleChecker+Valid, 3434 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:33:32,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 7361 Invalid, 4403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [965 Valid, 3434 Invalid, 4 Unknown, 0 Unchecked, 16.4s Time] [2022-11-25 18:33:32,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11943 states. [2022-11-25 18:33:33,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11943 to 10778. [2022-11-25 18:33:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10778 states, 7866 states have (on average 1.372743452834986) internal successors, (10798), 8018 states have internal predecessors, (10798), 2278 states have call successors, (2278), 606 states have call predecessors, (2278), 633 states have return successors, (2335), 2281 states have call predecessors, (2335), 2277 states have call successors, (2335) [2022-11-25 18:33:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10778 states to 10778 states and 15411 transitions. [2022-11-25 18:33:33,088 INFO L78 Accepts]: Start accepts. Automaton has 10778 states and 15411 transitions. Word has length 168 [2022-11-25 18:33:33,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:33:33,089 INFO L495 AbstractCegarLoop]: Abstraction has 10778 states and 15411 transitions. [2022-11-25 18:33:33,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (20), 5 states have call predecessors, (20), 3 states have return successors, (19), 3 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 18:33:33,089 INFO L276 IsEmpty]: Start isEmpty. Operand 10778 states and 15411 transitions. [2022-11-25 18:33:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-25 18:33:33,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:33:33,103 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:33:33,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 18:33:33,104 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:33:33,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:33,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1963341647, now seen corresponding path program 1 times [2022-11-25 18:33:33,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:33,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89919530] [2022-11-25 18:33:33,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:33,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:33:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:33:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:33:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:33:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:33:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:33:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:33:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:33:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:33:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:33,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:33:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:33:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:33:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:33:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:33:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:33:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:33:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:33:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:33:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-11-25 18:33:34,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:33:34,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89919530] [2022-11-25 18:33:34,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89919530] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:33:34,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011828877] [2022-11-25 18:33:34,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:34,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:33:34,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:34,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:33:34,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 18:33:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:35,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 5324 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:33:35,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:33:35,853 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-25 18:33:35,854 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:33:35,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011828877] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:33:35,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 18:33:35,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2022-11-25 18:33:35,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881265152] [2022-11-25 18:33:35,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:33:35,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:33:35,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:33:35,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:33:35,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:33:35,857 INFO L87 Difference]: Start difference. First operand 10778 states and 15411 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 18:33:36,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:33:36,498 INFO L93 Difference]: Finished difference Result 21543 states and 30804 transitions. [2022-11-25 18:33:36,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:33:36,498 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2022-11-25 18:33:36,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:33:36,542 INFO L225 Difference]: With dead ends: 21543 [2022-11-25 18:33:36,542 INFO L226 Difference]: Without dead ends: 10794 [2022-11-25 18:33:36,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:33:36,570 INFO L413 NwaCegarLoop]: 1887 mSDtfsCounter, 19 mSDsluCounter, 5658 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 7545 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:33:36,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 7545 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:33:36,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10794 states. [2022-11-25 18:33:37,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10794 to 10783. [2022-11-25 18:33:37,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10783 states, 7871 states have (on average 1.3722525727353576) internal successors, (10801), 8023 states have internal predecessors, (10801), 2278 states have call successors, (2278), 606 states have call predecessors, (2278), 633 states have return successors, (2335), 2281 states have call predecessors, (2335), 2277 states have call successors, (2335) [2022-11-25 18:33:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10783 states to 10783 states and 15414 transitions. [2022-11-25 18:33:37,207 INFO L78 Accepts]: Start accepts. Automaton has 10783 states and 15414 transitions. Word has length 175 [2022-11-25 18:33:37,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:33:37,208 INFO L495 AbstractCegarLoop]: Abstraction has 10783 states and 15414 transitions. [2022-11-25 18:33:37,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 18:33:37,208 INFO L276 IsEmpty]: Start isEmpty. Operand 10783 states and 15414 transitions. [2022-11-25 18:33:37,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-25 18:33:37,224 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:33:37,224 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:33:37,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-25 18:33:37,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:33:37,439 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:33:37,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:37,439 INFO L85 PathProgramCache]: Analyzing trace with hash -86278417, now seen corresponding path program 1 times [2022-11-25 18:33:37,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:37,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444322725] [2022-11-25 18:33:37,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:37,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:33:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:33:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:33:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:33:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:33:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:33:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:33:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:33:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:33:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:33:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:33:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:33:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:33:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:33:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:33:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:33:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:33:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:33:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:38,456 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-11-25 18:33:38,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:33:38,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444322725] [2022-11-25 18:33:38,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444322725] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:33:38,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954084865] [2022-11-25 18:33:38,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:38,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:33:38,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:33:38,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:33:38,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 18:33:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:39,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 5324 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:33:39,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:33:39,986 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-11-25 18:33:39,986 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:33:39,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [954084865] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:33:39,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 18:33:39,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 8 [2022-11-25 18:33:39,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534413725] [2022-11-25 18:33:39,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:33:39,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:33:39,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:33:39,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:33:39,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:33:39,988 INFO L87 Difference]: Start difference. First operand 10783 states and 15414 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 18:33:42,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:33:42,790 INFO L93 Difference]: Finished difference Result 32270 states and 46141 transitions. [2022-11-25 18:33:42,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:33:42,790 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2022-11-25 18:33:42,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:33:42,921 INFO L225 Difference]: With dead ends: 32270 [2022-11-25 18:33:42,922 INFO L226 Difference]: Without dead ends: 32257 [2022-11-25 18:33:42,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:33:42,937 INFO L413 NwaCegarLoop]: 4018 mSDtfsCounter, 3639 mSDsluCounter, 3145 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3639 SdHoareTripleChecker+Valid, 7163 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:33:42,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3639 Valid, 7163 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-25 18:33:42,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32257 states. [2022-11-25 18:33:44,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32257 to 32211. [2022-11-25 18:33:44,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32211 states, 23507 states have (on average 1.373505764240439) internal successors, (32287), 23979 states have internal predecessors, (32287), 6810 states have call successors, (6810), 1810 states have call predecessors, (6810), 1893 states have return successors, (6983), 6805 states have call predecessors, (6983), 6809 states have call successors, (6983) [2022-11-25 18:33:44,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32211 states to 32211 states and 46080 transitions. [2022-11-25 18:33:44,699 INFO L78 Accepts]: Start accepts. Automaton has 32211 states and 46080 transitions. Word has length 175 [2022-11-25 18:33:44,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:33:44,700 INFO L495 AbstractCegarLoop]: Abstraction has 32211 states and 46080 transitions. [2022-11-25 18:33:44,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 18:33:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 32211 states and 46080 transitions. [2022-11-25 18:33:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-25 18:33:44,728 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:33:44,728 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:33:44,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:33:44,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:33:44,943 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:33:44,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:33:44,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1674626319, now seen corresponding path program 1 times [2022-11-25 18:33:44,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:33:44,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517850882] [2022-11-25 18:33:44,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:33:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:33:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:33:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:33:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:33:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:33:45,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:33:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:33:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:33:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:33:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:33:45,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:33:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:33:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:33:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:33:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:33:45,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:33:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:33:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:33:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:33:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:33:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:33:45,687 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-11-25 18:33:45,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:33:45,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517850882] [2022-11-25 18:33:45,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517850882] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:33:45,688 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:33:45,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 18:33:45,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654671170] [2022-11-25 18:33:45,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:33:45,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 18:33:45,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:33:45,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 18:33:45,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:33:45,691 INFO L87 Difference]: Start difference. First operand 32211 states and 46080 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-25 18:33:50,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:33:58,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:00,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:02,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:04,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:06,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:08,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:11,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:13,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:15,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:17,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:19,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:21,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:24,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:34:24,394 INFO L93 Difference]: Finished difference Result 79512 states and 118469 transitions. [2022-11-25 18:34:24,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:34:24,395 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 175 [2022-11-25 18:34:24,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:34:24,656 INFO L225 Difference]: With dead ends: 79512 [2022-11-25 18:34:24,656 INFO L226 Difference]: Without dead ends: 47340 [2022-11-25 18:34:24,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:34:24,756 INFO L413 NwaCegarLoop]: 2212 mSDtfsCounter, 2722 mSDsluCounter, 5254 mSDsCounter, 0 mSdLazyCounter, 3604 mSolverCounterSat, 763 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2958 SdHoareTripleChecker+Valid, 7466 SdHoareTripleChecker+Invalid, 4379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 763 IncrementalHoareTripleChecker+Valid, 3604 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:34:24,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2958 Valid, 7466 Invalid, 4379 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [763 Valid, 3604 Invalid, 12 Unknown, 0 Unchecked, 36.4s Time] [2022-11-25 18:34:24,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47340 states. [2022-11-25 18:34:27,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47340 to 32187. [2022-11-25 18:34:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32187 states, 23483 states have (on average 1.3728654771536857) internal successors, (32239), 23963 states have internal predecessors, (32239), 6810 states have call successors, (6810), 1810 states have call predecessors, (6810), 1893 states have return successors, (6983), 6797 states have call predecessors, (6983), 6809 states have call successors, (6983) [2022-11-25 18:34:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32187 states to 32187 states and 46032 transitions. [2022-11-25 18:34:27,162 INFO L78 Accepts]: Start accepts. Automaton has 32187 states and 46032 transitions. Word has length 175 [2022-11-25 18:34:27,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:34:27,163 INFO L495 AbstractCegarLoop]: Abstraction has 32187 states and 46032 transitions. [2022-11-25 18:34:27,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-25 18:34:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 32187 states and 46032 transitions. [2022-11-25 18:34:27,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-25 18:34:27,195 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:34:27,195 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:34:27,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 18:34:27,196 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:34:27,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:34:27,196 INFO L85 PathProgramCache]: Analyzing trace with hash -355767504, now seen corresponding path program 1 times [2022-11-25 18:34:27,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:34:27,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587815211] [2022-11-25 18:34:27,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:34:27,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:34:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:34:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:34:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:34:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:34:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:34:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:34:27,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:34:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:34:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:34:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:34:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:34:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:34:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:34:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:27,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:34:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 18:34:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 18:34:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:34:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 18:34:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:34:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:34:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-11-25 18:34:28,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:34:28,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587815211] [2022-11-25 18:34:28,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587815211] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:34:28,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:34:28,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-25 18:34:28,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126099710] [2022-11-25 18:34:28,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:34:28,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:34:28,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:34:28,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:34:28,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:34:28,119 INFO L87 Difference]: Start difference. First operand 32187 states and 46032 transitions. Second operand has 8 states, 8 states have (on average 13.25) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-25 18:34:38,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:40,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:42,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:44,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:34:48,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:34:48,537 INFO L93 Difference]: Finished difference Result 81827 states and 119197 transitions. [2022-11-25 18:34:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 18:34:48,538 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 180 [2022-11-25 18:34:48,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:34:48,705 INFO L225 Difference]: With dead ends: 81827 [2022-11-25 18:34:48,705 INFO L226 Difference]: Without dead ends: 49679 [2022-11-25 18:34:48,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-25 18:34:48,766 INFO L413 NwaCegarLoop]: 1703 mSDtfsCounter, 3234 mSDsluCounter, 4234 mSDsCounter, 0 mSdLazyCounter, 4467 mSolverCounterSat, 1841 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3533 SdHoareTripleChecker+Valid, 5937 SdHoareTripleChecker+Invalid, 6312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1841 IncrementalHoareTripleChecker+Valid, 4467 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:34:48,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3533 Valid, 5937 Invalid, 6312 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1841 Valid, 4467 Invalid, 4 Unknown, 0 Unchecked, 18.1s Time] [2022-11-25 18:34:48,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49679 states. [2022-11-25 18:34:51,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49679 to 44011. [2022-11-25 18:34:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44011 states, 32113 states have (on average 1.3672033132999097) internal successors, (43905), 32805 states have internal predecessors, (43905), 9188 states have call successors, (9188), 2558 states have call predecessors, (9188), 2709 states have return successors, (9495), 9217 states have call predecessors, (9495), 9187 states have call successors, (9495) [2022-11-25 18:34:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44011 states to 44011 states and 62588 transitions. [2022-11-25 18:34:51,497 INFO L78 Accepts]: Start accepts. Automaton has 44011 states and 62588 transitions. Word has length 180 [2022-11-25 18:34:51,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:34:51,498 INFO L495 AbstractCegarLoop]: Abstraction has 44011 states and 62588 transitions. [2022-11-25 18:34:51,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-25 18:34:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 44011 states and 62588 transitions. [2022-11-25 18:34:51,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-25 18:34:51,530 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:34:51,530 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:34:51,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 18:34:51,531 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:34:51,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:34:51,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1650290853, now seen corresponding path program 1 times [2022-11-25 18:34:51,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:34:51,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150053564] [2022-11-25 18:34:51,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:34:51,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:34:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:34:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:34:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:34:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:34:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:34:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:34:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:34:52,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:34:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:34:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:34:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:34:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:34:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:34:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:34:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:34:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:34:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:34:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:34:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:34:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:34:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-25 18:34:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 18:34:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:34:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2022-11-25 18:34:52,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:34:52,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150053564] [2022-11-25 18:34:52,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150053564] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:34:52,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:34:52,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:34:52,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870290783] [2022-11-25 18:34:52,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:34:52,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:34:52,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:34:52,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:34:52,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:34:52,520 INFO L87 Difference]: Start difference. First operand 44011 states and 62588 transitions. Second operand has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 18:35:01,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:03,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:05,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:07,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:10,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:35:10,013 INFO L93 Difference]: Finished difference Result 71072 states and 102421 transitions. [2022-11-25 18:35:10,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:35:10,014 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 191 [2022-11-25 18:35:10,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:35:10,115 INFO L225 Difference]: With dead ends: 71072 [2022-11-25 18:35:10,115 INFO L226 Difference]: Without dead ends: 26960 [2022-11-25 18:35:10,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:35:10,186 INFO L413 NwaCegarLoop]: 1840 mSDtfsCounter, 2630 mSDsluCounter, 2584 mSDsCounter, 0 mSdLazyCounter, 2132 mSolverCounterSat, 1404 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2860 SdHoareTripleChecker+Valid, 4424 SdHoareTripleChecker+Invalid, 3540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1404 IncrementalHoareTripleChecker+Valid, 2132 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:35:10,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2860 Valid, 4424 Invalid, 3540 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1404 Valid, 2132 Invalid, 4 Unknown, 0 Unchecked, 15.6s Time] [2022-11-25 18:35:10,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26960 states. [2022-11-25 18:35:11,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26960 to 24321. [2022-11-25 18:35:11,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24321 states, 17788 states have (on average 1.3642343152687204) internal successors, (24267), 18146 states have internal predecessors, (24267), 5028 states have call successors, (5028), 1423 states have call predecessors, (5028), 1504 states have return successors, (5195), 5044 states have call predecessors, (5195), 5027 states have call successors, (5195) [2022-11-25 18:35:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24321 states to 24321 states and 34490 transitions. [2022-11-25 18:35:12,122 INFO L78 Accepts]: Start accepts. Automaton has 24321 states and 34490 transitions. Word has length 191 [2022-11-25 18:35:12,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:35:12,123 INFO L495 AbstractCegarLoop]: Abstraction has 24321 states and 34490 transitions. [2022-11-25 18:35:12,123 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 18:35:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 24321 states and 34490 transitions. [2022-11-25 18:35:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-25 18:35:12,154 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:35:12,154 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:35:12,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 18:35:12,154 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:35:12,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:35:12,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1824154570, now seen corresponding path program 1 times [2022-11-25 18:35:12,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:35:12,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390928386] [2022-11-25 18:35:12,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:12,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:35:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:35:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:35:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:35:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:35:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:35:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:35:12,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:35:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:35:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:35:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:35:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:35:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:35:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:35:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:35:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:35:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:35:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:12,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:35:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:35:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 18:35:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 18:35:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 18:35:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:35:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:13,064 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-25 18:35:13,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:35:13,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390928386] [2022-11-25 18:35:13,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390928386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:35:13,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:35:13,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:35:13,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658600619] [2022-11-25 18:35:13,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:35:13,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:35:13,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:35:13,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:35:13,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:35:13,067 INFO L87 Difference]: Start difference. First operand 24321 states and 34490 transitions. Second operand has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-11-25 18:35:21,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:23,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:25,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:27,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:29,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:31,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:34,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:35:34,771 INFO L93 Difference]: Finished difference Result 26936 states and 39582 transitions. [2022-11-25 18:35:34,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:35:34,772 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 214 [2022-11-25 18:35:34,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:35:34,854 INFO L225 Difference]: With dead ends: 26936 [2022-11-25 18:35:34,854 INFO L226 Difference]: Without dead ends: 26928 [2022-11-25 18:35:34,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:35:34,864 INFO L413 NwaCegarLoop]: 1581 mSDtfsCounter, 404 mSDsluCounter, 3756 mSDsCounter, 0 mSdLazyCounter, 2978 mSolverCounterSat, 325 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 5337 SdHoareTripleChecker+Invalid, 3309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 2978 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:35:34,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 5337 Invalid, 3309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 2978 Invalid, 6 Unknown, 0 Unchecked, 20.4s Time] [2022-11-25 18:35:34,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26928 states. [2022-11-25 18:35:36,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26928 to 24322. [2022-11-25 18:35:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24322 states, 17789 states have (on average 1.3642138400134916) internal successors, (24268), 18147 states have internal predecessors, (24268), 5028 states have call successors, (5028), 1423 states have call predecessors, (5028), 1504 states have return successors, (5195), 5044 states have call predecessors, (5195), 5027 states have call successors, (5195) [2022-11-25 18:35:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24322 states to 24322 states and 34491 transitions. [2022-11-25 18:35:36,144 INFO L78 Accepts]: Start accepts. Automaton has 24322 states and 34491 transitions. Word has length 214 [2022-11-25 18:35:36,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:35:36,145 INFO L495 AbstractCegarLoop]: Abstraction has 24322 states and 34491 transitions. [2022-11-25 18:35:36,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.666666666666668) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-11-25 18:35:36,145 INFO L276 IsEmpty]: Start isEmpty. Operand 24322 states and 34491 transitions. [2022-11-25 18:35:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-11-25 18:35:36,180 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:35:36,181 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:35:36,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 18:35:36,181 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:35:36,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:35:36,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1606496710, now seen corresponding path program 1 times [2022-11-25 18:35:36,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:35:36,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325721809] [2022-11-25 18:35:36,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:36,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:35:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:35:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:35:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:35:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:35:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:35:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:35:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:35:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:35:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:35:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:35:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:35:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:36,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:35:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:35:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:35:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:35:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:35:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:35:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:35:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 18:35:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 18:35:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 18:35:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:35:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-25 18:35:37,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:35:37,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325721809] [2022-11-25 18:35:37,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325721809] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:35:37,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503621856] [2022-11-25 18:35:37,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:37,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:35:37,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:35:37,148 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:35:37,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 18:35:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:38,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 5463 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 18:35:38,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:35:39,045 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-11-25 18:35:39,046 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:35:39,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503621856] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:35:39,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 18:35:39,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-11-25 18:35:39,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370030077] [2022-11-25 18:35:39,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:35:39,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:35:39,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:35:39,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:35:39,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:35:39,049 INFO L87 Difference]: Start difference. First operand 24322 states and 34491 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 18:35:40,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:35:40,600 INFO L93 Difference]: Finished difference Result 45602 states and 65001 transitions. [2022-11-25 18:35:40,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:35:40,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 217 [2022-11-25 18:35:40,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:35:40,667 INFO L225 Difference]: With dead ends: 45602 [2022-11-25 18:35:40,667 INFO L226 Difference]: Without dead ends: 21358 [2022-11-25 18:35:40,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:35:40,716 INFO L413 NwaCegarLoop]: 1521 mSDtfsCounter, 1503 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 1521 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:35:40,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1503 Valid, 1521 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 18:35:40,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21358 states. [2022-11-25 18:35:41,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21358 to 21358. [2022-11-25 18:35:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21358 states, 15719 states have (on average 1.2855143456962912) internal successors, (20207), 15897 states have internal predecessors, (20207), 4194 states have call successors, (4194), 1363 states have call predecessors, (4194), 1444 states have return successors, (4361), 4210 states have call predecessors, (4361), 4193 states have call successors, (4361) [2022-11-25 18:35:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21358 states to 21358 states and 28762 transitions. [2022-11-25 18:35:41,796 INFO L78 Accepts]: Start accepts. Automaton has 21358 states and 28762 transitions. Word has length 217 [2022-11-25 18:35:41,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:35:41,796 INFO L495 AbstractCegarLoop]: Abstraction has 21358 states and 28762 transitions. [2022-11-25 18:35:41,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 18:35:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 21358 states and 28762 transitions. [2022-11-25 18:35:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2022-11-25 18:35:41,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:35:41,820 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:35:41,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:35:42,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-11-25 18:35:42,035 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:35:42,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:35:42,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1909518782, now seen corresponding path program 1 times [2022-11-25 18:35:42,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:35:42,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297113467] [2022-11-25 18:35:42,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:42,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:35:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:35:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:35:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:35:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:35:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:35:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:35:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:35:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:35:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:35:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 18:35:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:42,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 18:35:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:35:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-11-25 18:35:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:35:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-25 18:35:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 18:35:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:35:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:35:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 18:35:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 18:35:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 18:35:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:35:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2022-11-25 18:35:43,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:35:43,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297113467] [2022-11-25 18:35:43,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297113467] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:35:43,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209048975] [2022-11-25 18:35:43,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:43,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:35:43,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:35:43,164 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:35:43,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 18:35:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:44,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 5463 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 18:35:44,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:35:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2022-11-25 18:35:44,633 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:35:44,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1209048975] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:35:44,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 18:35:44,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-25 18:35:44,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036433996] [2022-11-25 18:35:44,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:35:44,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:35:44,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:35:44,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:35:44,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:35:44,636 INFO L87 Difference]: Start difference. First operand 21358 states and 28762 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 18:35:46,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:35:46,044 INFO L93 Difference]: Finished difference Result 42741 states and 57974 transitions. [2022-11-25 18:35:46,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:35:46,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 217 [2022-11-25 18:35:46,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:35:46,098 INFO L225 Difference]: With dead ends: 42741 [2022-11-25 18:35:46,099 INFO L226 Difference]: Without dead ends: 21377 [2022-11-25 18:35:46,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:35:46,131 INFO L413 NwaCegarLoop]: 1578 mSDtfsCounter, 2 mSDsluCounter, 3143 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4721 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:35:46,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4721 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 18:35:46,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21377 states. [2022-11-25 18:35:47,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21377 to 21377. [2022-11-25 18:35:47,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21377 states, 15738 states have (on average 1.2851696530690049) internal successors, (20226), 15916 states have internal predecessors, (20226), 4194 states have call successors, (4194), 1363 states have call predecessors, (4194), 1444 states have return successors, (4361), 4210 states have call predecessors, (4361), 4193 states have call successors, (4361) [2022-11-25 18:35:47,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21377 states to 21377 states and 28781 transitions. [2022-11-25 18:35:47,402 INFO L78 Accepts]: Start accepts. Automaton has 21377 states and 28781 transitions. Word has length 217 [2022-11-25 18:35:47,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:35:47,403 INFO L495 AbstractCegarLoop]: Abstraction has 21377 states and 28781 transitions. [2022-11-25 18:35:47,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 18:35:47,403 INFO L276 IsEmpty]: Start isEmpty. Operand 21377 states and 28781 transitions. [2022-11-25 18:35:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-25 18:35:47,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:35:47,436 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:35:47,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:35:47,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-25 18:35:47,655 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:35:47,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:35:47,656 INFO L85 PathProgramCache]: Analyzing trace with hash 755605214, now seen corresponding path program 1 times [2022-11-25 18:35:47,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:35:47,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997497530] [2022-11-25 18:35:47,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:47,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:35:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:35:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:35:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:35:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:35:48,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:35:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:35:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:35:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:35:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:35:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 18:35:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-25 18:35:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 18:35:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 18:35:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:35:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:35:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:35:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:48,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:35:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:35:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-25 18:35:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 18:35:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-25 18:35:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-25 18:35:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-25 18:35:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-11-25 18:35:48,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:35:48,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997497530] [2022-11-25 18:35:48,937 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997497530] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:35:48,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961754360] [2022-11-25 18:35:48,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:35:48,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:35:48,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:35:48,944 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:35:48,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 18:35:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:35:50,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 5493 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 18:35:50,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:35:50,355 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 135 proven. 1 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2022-11-25 18:35:50,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:35:50,576 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-25 18:35:50,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961754360] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:35:50,576 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:35:50,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2022-11-25 18:35:50,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559291262] [2022-11-25 18:35:50,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:35:50,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-25 18:35:50,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:35:50,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-25 18:35:50,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-11-25 18:35:50,579 INFO L87 Difference]: Start difference. First operand 21377 states and 28781 transitions. Second operand has 13 states, 13 states have (on average 17.384615384615383) internal successors, (226), 10 states have internal predecessors, (226), 2 states have call successors, (63), 5 states have call predecessors, (63), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 18:35:54,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:35:59,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:01,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:03,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:05,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:08,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:36:08,809 INFO L93 Difference]: Finished difference Result 44943 states and 61990 transitions. [2022-11-25 18:36:08,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-25 18:36:08,810 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 17.384615384615383) internal successors, (226), 10 states have internal predecessors, (226), 2 states have call successors, (63), 5 states have call predecessors, (63), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 219 [2022-11-25 18:36:08,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:36:08,892 INFO L225 Difference]: With dead ends: 44943 [2022-11-25 18:36:08,892 INFO L226 Difference]: Without dead ends: 23560 [2022-11-25 18:36:08,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 477 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2022-11-25 18:36:08,957 INFO L413 NwaCegarLoop]: 1304 mSDtfsCounter, 553 mSDsluCounter, 5989 mSDsCounter, 0 mSdLazyCounter, 3428 mSolverCounterSat, 565 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 7293 SdHoareTripleChecker+Invalid, 3997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 565 IncrementalHoareTripleChecker+Valid, 3428 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2022-11-25 18:36:08,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [594 Valid, 7293 Invalid, 3997 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [565 Valid, 3428 Invalid, 4 Unknown, 0 Unchecked, 16.5s Time] [2022-11-25 18:36:08,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23560 states. [2022-11-25 18:36:10,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23560 to 21551. [2022-11-25 18:36:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21551 states, 15893 states have (on average 1.2859749575284716) internal successors, (20438), 16071 states have internal predecessors, (20438), 4194 states have call successors, (4194), 1382 states have call predecessors, (4194), 1463 states have return successors, (4361), 4210 states have call predecessors, (4361), 4193 states have call successors, (4361) [2022-11-25 18:36:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21551 states to 21551 states and 28993 transitions. [2022-11-25 18:36:10,485 INFO L78 Accepts]: Start accepts. Automaton has 21551 states and 28993 transitions. Word has length 219 [2022-11-25 18:36:10,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:36:10,486 INFO L495 AbstractCegarLoop]: Abstraction has 21551 states and 28993 transitions. [2022-11-25 18:36:10,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 17.384615384615383) internal successors, (226), 10 states have internal predecessors, (226), 2 states have call successors, (63), 5 states have call predecessors, (63), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 18:36:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 21551 states and 28993 transitions. [2022-11-25 18:36:10,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-25 18:36:10,521 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:36:10,522 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:36:10,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:36:10,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-25 18:36:10,742 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:36:10,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:36:10,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1761517156, now seen corresponding path program 1 times [2022-11-25 18:36:10,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:36:10,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705503632] [2022-11-25 18:36:10,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:36:10,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:36:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:36:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:36:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:36:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:36:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:36:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:36:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:36:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:36:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:36:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:36:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:36:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:36:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-25 18:36:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-25 18:36:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:36:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:36:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-25 18:36:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-25 18:36:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:36:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 18:36:11,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:36:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:36:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 18:36:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-11-25 18:36:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:11,468 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2022-11-25 18:36:11,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:36:11,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705503632] [2022-11-25 18:36:11,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705503632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:36:11,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:36:11,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 18:36:11,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248932360] [2022-11-25 18:36:11,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:36:11,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:36:11,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:36:11,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:36:11,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:36:11,473 INFO L87 Difference]: Start difference. First operand 21551 states and 28993 transitions. Second operand has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 18:36:20,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:22,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:24,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:26,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:28,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:30,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:34,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:36:34,022 INFO L93 Difference]: Finished difference Result 42522 states and 58183 transitions. [2022-11-25 18:36:34,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:36:34,023 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 223 [2022-11-25 18:36:34,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:36:34,101 INFO L225 Difference]: With dead ends: 42522 [2022-11-25 18:36:34,101 INFO L226 Difference]: Without dead ends: 21058 [2022-11-25 18:36:34,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:36:34,150 INFO L413 NwaCegarLoop]: 1181 mSDtfsCounter, 763 mSDsluCounter, 4318 mSDsCounter, 0 mSdLazyCounter, 3565 mSolverCounterSat, 602 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 807 SdHoareTripleChecker+Valid, 5499 SdHoareTripleChecker+Invalid, 4173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 602 IncrementalHoareTripleChecker+Valid, 3565 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:36:34,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [807 Valid, 5499 Invalid, 4173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 3565 Invalid, 6 Unknown, 0 Unchecked, 21.0s Time] [2022-11-25 18:36:34,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21058 states. [2022-11-25 18:36:35,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21058 to 19016. [2022-11-25 18:36:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19016 states, 13982 states have (on average 1.2872979545129453) internal successors, (17999), 14142 states have internal predecessors, (17999), 3732 states have call successors, (3732), 1226 states have call predecessors, (3732), 1301 states have return successors, (3878), 3752 states have call predecessors, (3878), 3731 states have call successors, (3878) [2022-11-25 18:36:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19016 states to 19016 states and 25609 transitions. [2022-11-25 18:36:35,977 INFO L78 Accepts]: Start accepts. Automaton has 19016 states and 25609 transitions. Word has length 223 [2022-11-25 18:36:35,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:36:35,978 INFO L495 AbstractCegarLoop]: Abstraction has 19016 states and 25609 transitions. [2022-11-25 18:36:35,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.222222222222221) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 18:36:35,979 INFO L276 IsEmpty]: Start isEmpty. Operand 19016 states and 25609 transitions. [2022-11-25 18:36:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-25 18:36:36,009 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:36:36,009 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:36:36,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 18:36:36,010 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:36:36,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:36:36,010 INFO L85 PathProgramCache]: Analyzing trace with hash -272869870, now seen corresponding path program 2 times [2022-11-25 18:36:36,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:36:36,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338270158] [2022-11-25 18:36:36,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:36:36,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:36:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:36,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:36:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:36:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:36,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:36:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:36:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:36,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:36:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:36:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:36:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:36:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:36:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:36:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:36:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:36:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:36:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:36:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:36:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:36:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:36:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:36:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:36:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:36:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 18:36:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 18:36:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 18:36:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-25 18:36:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:36:37,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:36:37,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338270158] [2022-11-25 18:36:37,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338270158] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:36:37,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662379097] [2022-11-25 18:36:37,229 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:36:37,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:36:37,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:36:37,231 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:36:37,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 18:36:38,649 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-25 18:36:38,649 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:36:38,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 4615 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-25 18:36:38,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:36:39,248 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2022-11-25 18:36:39,249 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:36:39,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662379097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:36:39,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 18:36:39,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [8] total 20 [2022-11-25 18:36:39,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024286745] [2022-11-25 18:36:39,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:36:39,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 18:36:39,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:36:39,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 18:36:39,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=338, Unknown=0, NotChecked=0, Total=380 [2022-11-25 18:36:39,252 INFO L87 Difference]: Start difference. First operand 19016 states and 25609 transitions. Second operand has 14 states, 13 states have (on average 9.76923076923077) internal successors, (127), 11 states have internal predecessors, (127), 3 states have call successors, (25), 2 states have call predecessors, (25), 5 states have return successors, (24), 5 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-25 18:36:41,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:36:41,626 INFO L93 Difference]: Finished difference Result 38244 states and 51571 transitions. [2022-11-25 18:36:41,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 18:36:41,627 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 9.76923076923077) internal successors, (127), 11 states have internal predecessors, (127), 3 states have call successors, (25), 2 states have call predecessors, (25), 5 states have return successors, (24), 5 states have call predecessors, (24), 3 states have call successors, (24) Word has length 226 [2022-11-25 18:36:41,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:36:41,808 INFO L225 Difference]: With dead ends: 38244 [2022-11-25 18:36:41,808 INFO L226 Difference]: Without dead ends: 19344 [2022-11-25 18:36:41,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=72, Invalid=578, Unknown=0, NotChecked=0, Total=650 [2022-11-25 18:36:41,836 INFO L413 NwaCegarLoop]: 1606 mSDtfsCounter, 53 mSDsluCounter, 19165 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 20771 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:36:41,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 20771 Invalid, 203 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-25 18:36:41,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19344 states. [2022-11-25 18:36:43,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19344 to 18989. [2022-11-25 18:36:43,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18989 states, 13973 states have (on average 1.2855507049309383) internal successors, (17963), 14115 states have internal predecessors, (17963), 3723 states have call successors, (3723), 1226 states have call predecessors, (3723), 1292 states have return successors, (3842), 3743 states have call predecessors, (3842), 3722 states have call successors, (3842) [2022-11-25 18:36:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18989 states to 18989 states and 25528 transitions. [2022-11-25 18:36:43,156 INFO L78 Accepts]: Start accepts. Automaton has 18989 states and 25528 transitions. Word has length 226 [2022-11-25 18:36:43,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:36:43,157 INFO L495 AbstractCegarLoop]: Abstraction has 18989 states and 25528 transitions. [2022-11-25 18:36:43,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 9.76923076923077) internal successors, (127), 11 states have internal predecessors, (127), 3 states have call successors, (25), 2 states have call predecessors, (25), 5 states have return successors, (24), 5 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-25 18:36:43,157 INFO L276 IsEmpty]: Start isEmpty. Operand 18989 states and 25528 transitions. [2022-11-25 18:36:43,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-25 18:36:43,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:36:43,172 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:36:43,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:36:43,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-25 18:36:43,373 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:36:43,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:36:43,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1934991908, now seen corresponding path program 1 times [2022-11-25 18:36:43,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:36:43,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107112557] [2022-11-25 18:36:43,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:36:43,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:36:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:36:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:36:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:36:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:36:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:36:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:36:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:36:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:36:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:36:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:36:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:36:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:36:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:36:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:36:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 18:36:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:43,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:36:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:36:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 18:36:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 18:36:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 18:36:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:36:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 18:36:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:36:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:36:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:36:44,100 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2022-11-25 18:36:44,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:36:44,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107112557] [2022-11-25 18:36:44,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107112557] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:36:44,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:36:44,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 18:36:44,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708315551] [2022-11-25 18:36:44,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:36:44,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:36:44,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:36:44,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:36:44,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:36:44,103 INFO L87 Difference]: Start difference. First operand 18989 states and 25528 transitions. Second operand has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-25 18:36:48,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:52,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:54,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:56,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:36:58,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:00,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:02,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:37:02,951 INFO L93 Difference]: Finished difference Result 44037 states and 61496 transitions. [2022-11-25 18:37:02,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:37:02,951 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 226 [2022-11-25 18:37:02,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:37:03,027 INFO L225 Difference]: With dead ends: 44037 [2022-11-25 18:37:03,027 INFO L226 Difference]: Without dead ends: 25164 [2022-11-25 18:37:03,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:37:03,061 INFO L413 NwaCegarLoop]: 1478 mSDtfsCounter, 1392 mSDsluCounter, 3559 mSDsCounter, 0 mSdLazyCounter, 2902 mSolverCounterSat, 1131 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 5037 SdHoareTripleChecker+Invalid, 4038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1131 IncrementalHoareTripleChecker+Valid, 2902 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:37:03,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1508 Valid, 5037 Invalid, 4038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1131 Valid, 2902 Invalid, 5 Unknown, 0 Unchecked, 17.3s Time] [2022-11-25 18:37:03,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25164 states. [2022-11-25 18:37:04,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25164 to 19013. [2022-11-25 18:37:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19013 states, 13985 states have (on average 1.285305684662138) internal successors, (17975), 14127 states have internal predecessors, (17975), 3735 states have call successors, (3735), 1226 states have call predecessors, (3735), 1292 states have return successors, (3854), 3755 states have call predecessors, (3854), 3734 states have call successors, (3854) [2022-11-25 18:37:04,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19013 states to 19013 states and 25564 transitions. [2022-11-25 18:37:04,156 INFO L78 Accepts]: Start accepts. Automaton has 19013 states and 25564 transitions. Word has length 226 [2022-11-25 18:37:04,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:37:04,157 INFO L495 AbstractCegarLoop]: Abstraction has 19013 states and 25564 transitions. [2022-11-25 18:37:04,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.333333333333334) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (25), 8 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-25 18:37:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 19013 states and 25564 transitions. [2022-11-25 18:37:04,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-11-25 18:37:04,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:37:04,172 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:37:04,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-25 18:37:04,173 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:37:04,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:37:04,173 INFO L85 PathProgramCache]: Analyzing trace with hash -967082905, now seen corresponding path program 1 times [2022-11-25 18:37:04,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:37:04,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020201388] [2022-11-25 18:37:04,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:37:04,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:37:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:37:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:37:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:37:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:37:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:37:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:37:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:37:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:37:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:37:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:37:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:37:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:37:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:37:04,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:37:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 18:37:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:37:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:37:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 18:37:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-25 18:37:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 18:37:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 18:37:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:37:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 18:37:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:37:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:37:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2022-11-25 18:37:04,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:37:04,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020201388] [2022-11-25 18:37:04,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020201388] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:37:04,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:37:04,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 18:37:04,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461319151] [2022-11-25 18:37:04,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:37:04,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:37:04,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:37:04,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:37:04,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:37:04,681 INFO L87 Difference]: Start difference. First operand 19013 states and 25564 transitions. Second operand has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 18:37:08,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:13,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:15,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:17,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:19,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:21,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:23,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:25,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:27,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:30,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:37:30,613 INFO L93 Difference]: Finished difference Result 30771 states and 42407 transitions. [2022-11-25 18:37:30,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:37:30,614 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 230 [2022-11-25 18:37:30,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:37:30,710 INFO L225 Difference]: With dead ends: 30771 [2022-11-25 18:37:30,710 INFO L226 Difference]: Without dead ends: 21176 [2022-11-25 18:37:30,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:37:30,745 INFO L413 NwaCegarLoop]: 1182 mSDtfsCounter, 770 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 3578 mSolverCounterSat, 601 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 5489 SdHoareTripleChecker+Invalid, 4187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 601 IncrementalHoareTripleChecker+Valid, 3578 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:37:30,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [813 Valid, 5489 Invalid, 4187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [601 Valid, 3578 Invalid, 8 Unknown, 0 Unchecked, 24.4s Time] [2022-11-25 18:37:30,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21176 states. [2022-11-25 18:37:31,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21176 to 19035. [2022-11-25 18:37:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19035 states, 14007 states have (on average 1.2848575712143928) internal successors, (17997), 14149 states have internal predecessors, (17997), 3735 states have call successors, (3735), 1226 states have call predecessors, (3735), 1292 states have return successors, (3854), 3755 states have call predecessors, (3854), 3734 states have call successors, (3854) [2022-11-25 18:37:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19035 states to 19035 states and 25586 transitions. [2022-11-25 18:37:32,016 INFO L78 Accepts]: Start accepts. Automaton has 19035 states and 25586 transitions. Word has length 230 [2022-11-25 18:37:32,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:37:32,016 INFO L495 AbstractCegarLoop]: Abstraction has 19035 states and 25586 transitions. [2022-11-25 18:37:32,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 18:37:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 19035 states and 25586 transitions. [2022-11-25 18:37:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-11-25 18:37:32,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:37:32,047 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:37:32,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-25 18:37:32,048 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:37:32,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:37:32,048 INFO L85 PathProgramCache]: Analyzing trace with hash -191080472, now seen corresponding path program 1 times [2022-11-25 18:37:32,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:37:32,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739630210] [2022-11-25 18:37:32,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:37:32,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:37:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:37:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:37:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:37:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:37:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:37:33,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:37:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:37:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:37:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:37:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:37:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:37:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:37:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:37:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:37:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 18:37:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:37:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:37:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 18:37:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-11-25 18:37:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 18:37:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 18:37:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:37:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-25 18:37:33,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:33,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:37:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:34,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:37:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:37:34,077 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2022-11-25 18:37:34,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:37:34,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739630210] [2022-11-25 18:37:34,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739630210] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:37:34,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:37:34,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-25 18:37:34,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419054951] [2022-11-25 18:37:34,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:37:34,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 18:37:34,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:37:34,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 18:37:34,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2022-11-25 18:37:34,082 INFO L87 Difference]: Start difference. First operand 19035 states and 25586 transitions. Second operand has 14 states, 14 states have (on average 9.214285714285714) internal successors, (129), 8 states have internal predecessors, (129), 5 states have call successors, (26), 8 states have call predecessors, (26), 3 states have return successors, (25), 6 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-25 18:37:49,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:51,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:53,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:55,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:57,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:37:59,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:01,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:09,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:38:09,300 INFO L93 Difference]: Finished difference Result 40838 states and 55724 transitions. [2022-11-25 18:38:09,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-25 18:38:09,300 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 9.214285714285714) internal successors, (129), 8 states have internal predecessors, (129), 5 states have call successors, (26), 8 states have call predecessors, (26), 3 states have return successors, (25), 6 states have call predecessors, (25), 4 states have call successors, (25) Word has length 232 [2022-11-25 18:38:09,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:38:09,370 INFO L225 Difference]: With dead ends: 40838 [2022-11-25 18:38:09,370 INFO L226 Difference]: Without dead ends: 19996 [2022-11-25 18:38:09,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=193, Invalid=563, Unknown=0, NotChecked=0, Total=756 [2022-11-25 18:38:09,415 INFO L413 NwaCegarLoop]: 1047 mSDtfsCounter, 3624 mSDsluCounter, 6193 mSDsCounter, 0 mSdLazyCounter, 9448 mSolverCounterSat, 2055 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3887 SdHoareTripleChecker+Valid, 7240 SdHoareTripleChecker+Invalid, 11510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2055 IncrementalHoareTripleChecker+Valid, 9448 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:38:09,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3887 Valid, 7240 Invalid, 11510 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2055 Valid, 9448 Invalid, 7 Unknown, 0 Unchecked, 32.8s Time] [2022-11-25 18:38:09,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19996 states. [2022-11-25 18:38:10,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19996 to 17416. [2022-11-25 18:38:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17416 states, 12791 states have (on average 1.280587913376593) internal successors, (16380), 12928 states have internal predecessors, (16380), 3418 states have call successors, (3418), 1132 states have call predecessors, (3418), 1206 states have return successors, (3512), 3445 states have call predecessors, (3512), 3417 states have call successors, (3512) [2022-11-25 18:38:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17416 states to 17416 states and 23310 transitions. [2022-11-25 18:38:10,528 INFO L78 Accepts]: Start accepts. Automaton has 17416 states and 23310 transitions. Word has length 232 [2022-11-25 18:38:10,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:38:10,529 INFO L495 AbstractCegarLoop]: Abstraction has 17416 states and 23310 transitions. [2022-11-25 18:38:10,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 9.214285714285714) internal successors, (129), 8 states have internal predecessors, (129), 5 states have call successors, (26), 8 states have call predecessors, (26), 3 states have return successors, (25), 6 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-25 18:38:10,529 INFO L276 IsEmpty]: Start isEmpty. Operand 17416 states and 23310 transitions. [2022-11-25 18:38:10,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-25 18:38:10,668 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:38:10,669 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:38:10,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-25 18:38:10,669 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:38:10,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:38:10,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1856923674, now seen corresponding path program 1 times [2022-11-25 18:38:10,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:38:10,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152687078] [2022-11-25 18:38:10,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:38:10,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:38:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:38:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:38:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:38:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:38:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:38:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:38:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:38:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:38:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:38:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:38:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:38:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:38:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:38:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:38:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:38:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:38:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:38:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:38:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:38:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:38:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 18:38:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-11-25 18:38:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-25 18:38:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-25 18:38:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-25 18:38:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-25 18:38:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2022-11-25 18:38:12,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:38:12,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152687078] [2022-11-25 18:38:12,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152687078] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:38:12,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:38:12,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 18:38:12,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211149984] [2022-11-25 18:38:12,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:38:12,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 18:38:12,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:38:12,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:38:12,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:38:12,434 INFO L87 Difference]: Start difference. First operand 17416 states and 23310 transitions. Second operand has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 18:38:21,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:23,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:25,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:27,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:32,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:38:32,721 INFO L93 Difference]: Finished difference Result 42049 states and 58686 transitions. [2022-11-25 18:38:32,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 18:38:32,722 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 243 [2022-11-25 18:38:32,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:38:32,807 INFO L225 Difference]: With dead ends: 42049 [2022-11-25 18:38:32,807 INFO L226 Difference]: Without dead ends: 24749 [2022-11-25 18:38:32,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:38:32,845 INFO L413 NwaCegarLoop]: 2024 mSDtfsCounter, 1286 mSDsluCounter, 8754 mSDsCounter, 0 mSdLazyCounter, 3944 mSolverCounterSat, 788 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 10778 SdHoareTripleChecker+Invalid, 4736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 788 IncrementalHoareTripleChecker+Valid, 3944 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:38:32,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1491 Valid, 10778 Invalid, 4736 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [788 Valid, 3944 Invalid, 4 Unknown, 0 Unchecked, 18.4s Time] [2022-11-25 18:38:32,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24749 states. [2022-11-25 18:38:33,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24749 to 17560. [2022-11-25 18:38:34,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17560 states, 12908 states have (on average 1.278044623489309) internal successors, (16497), 13054 states have internal predecessors, (16497), 3418 states have call successors, (3418), 1132 states have call predecessors, (3418), 1233 states have return successors, (3548), 3463 states have call predecessors, (3548), 3417 states have call successors, (3548) [2022-11-25 18:38:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17560 states to 17560 states and 23463 transitions. [2022-11-25 18:38:34,059 INFO L78 Accepts]: Start accepts. Automaton has 17560 states and 23463 transitions. Word has length 243 [2022-11-25 18:38:34,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:38:34,060 INFO L495 AbstractCegarLoop]: Abstraction has 17560 states and 23463 transitions. [2022-11-25 18:38:34,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.222222222222221) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 18:38:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 17560 states and 23463 transitions. [2022-11-25 18:38:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-25 18:38:34,081 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:38:34,081 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:38:34,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-25 18:38:34,082 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:38:34,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:38:34,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1551633831, now seen corresponding path program 1 times [2022-11-25 18:38:34,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:38:34,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69370946] [2022-11-25 18:38:34,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:38:34,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:38:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:38:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:38:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:38:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:38:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:38:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:38:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:38:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:38:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:38:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:38:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:38:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:38:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:38:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:38:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:38:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:38:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:38:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:38:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:38:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:38:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 18:38:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 18:38:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:34,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 18:38:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:35,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 18:38:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:35,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 18:38:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:35,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 18:38:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:38:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2022-11-25 18:38:35,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:38:35,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69370946] [2022-11-25 18:38:35,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69370946] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:38:35,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:38:35,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 18:38:35,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032651374] [2022-11-25 18:38:35,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:38:35,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 18:38:35,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:38:35,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 18:38:35,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-25 18:38:35,034 INFO L87 Difference]: Start difference. First operand 17560 states and 23463 transitions. Second operand has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 18:38:39,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:45,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:47,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:49,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:51,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:53,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:55,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:38:58,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:38:58,237 INFO L93 Difference]: Finished difference Result 37006 states and 50359 transitions. [2022-11-25 18:38:58,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 18:38:58,238 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 244 [2022-11-25 18:38:58,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:38:58,313 INFO L225 Difference]: With dead ends: 37006 [2022-11-25 18:38:58,313 INFO L226 Difference]: Without dead ends: 19562 [2022-11-25 18:38:58,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:38:58,353 INFO L413 NwaCegarLoop]: 1300 mSDtfsCounter, 348 mSDsluCounter, 4230 mSDsCounter, 0 mSdLazyCounter, 2925 mSolverCounterSat, 272 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 5530 SdHoareTripleChecker+Invalid, 3203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 2925 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2022-11-25 18:38:58,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 5530 Invalid, 3203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 2925 Invalid, 6 Unknown, 0 Unchecked, 21.5s Time] [2022-11-25 18:38:58,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19562 states. [2022-11-25 18:38:59,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19562 to 17569. [2022-11-25 18:38:59,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17569 states, 12917 states have (on average 1.277850894170473) internal successors, (16506), 13063 states have internal predecessors, (16506), 3418 states have call successors, (3418), 1132 states have call predecessors, (3418), 1233 states have return successors, (3548), 3463 states have call predecessors, (3548), 3417 states have call successors, (3548) [2022-11-25 18:38:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17569 states to 17569 states and 23472 transitions. [2022-11-25 18:38:59,609 INFO L78 Accepts]: Start accepts. Automaton has 17569 states and 23472 transitions. Word has length 244 [2022-11-25 18:38:59,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:38:59,609 INFO L495 AbstractCegarLoop]: Abstraction has 17569 states and 23472 transitions. [2022-11-25 18:38:59,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 18:38:59,610 INFO L276 IsEmpty]: Start isEmpty. Operand 17569 states and 23472 transitions. [2022-11-25 18:38:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-25 18:38:59,631 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:38:59,631 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:38:59,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-25 18:38:59,632 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:38:59,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:38:59,632 INFO L85 PathProgramCache]: Analyzing trace with hash 664410985, now seen corresponding path program 1 times [2022-11-25 18:38:59,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:38:59,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597062560] [2022-11-25 18:38:59,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:38:59,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:38:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:39:00,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:39:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:39:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:39:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:39:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:39:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:39:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:39:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:39:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:39:00,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:39:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:39:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:39:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:00,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:39:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:39:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:39:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:39:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:39:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:39:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:39:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 18:39:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 18:39:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 18:39:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 18:39:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 18:39:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 18:39:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:01,146 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:39:01,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:39:01,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597062560] [2022-11-25 18:39:01,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597062560] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:39:01,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296821742] [2022-11-25 18:39:01,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:39:01,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:39:01,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:39:01,151 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:39:01,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 18:39:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:02,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 5795 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 18:39:02,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:39:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:39:03,024 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:39:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:39:03,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1296821742] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:39:03,211 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:39:03,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2022-11-25 18:39:03,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558334231] [2022-11-25 18:39:03,212 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:39:03,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 18:39:03,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:39:03,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 18:39:03,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:39:03,214 INFO L87 Difference]: Start difference. First operand 17569 states and 23472 transitions. Second operand has 12 states, 12 states have (on average 12.333333333333334) internal successors, (148), 9 states have internal predecessors, (148), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-11-25 18:39:07,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:09,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:14,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:16,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:18,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:20,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:22,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:24,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:27,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:39:27,007 INFO L93 Difference]: Finished difference Result 19465 states and 26874 transitions. [2022-11-25 18:39:27,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 18:39:27,008 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 12.333333333333334) internal successors, (148), 9 states have internal predecessors, (148), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 244 [2022-11-25 18:39:27,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:39:27,070 INFO L225 Difference]: With dead ends: 19465 [2022-11-25 18:39:27,070 INFO L226 Difference]: Without dead ends: 19457 [2022-11-25 18:39:27,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 532 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2022-11-25 18:39:27,081 INFO L413 NwaCegarLoop]: 1305 mSDtfsCounter, 347 mSDsluCounter, 5391 mSDsCounter, 0 mSdLazyCounter, 3500 mSolverCounterSat, 273 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 6696 SdHoareTripleChecker+Invalid, 3779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 3500 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:39:27,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [389 Valid, 6696 Invalid, 3779 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [273 Valid, 3500 Invalid, 6 Unknown, 0 Unchecked, 22.2s Time] [2022-11-25 18:39:27,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19457 states. [2022-11-25 18:39:28,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19457 to 17581. [2022-11-25 18:39:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17581 states, 12929 states have (on average 1.2775930079665867) internal successors, (16518), 13075 states have internal predecessors, (16518), 3418 states have call successors, (3418), 1132 states have call predecessors, (3418), 1233 states have return successors, (3548), 3463 states have call predecessors, (3548), 3417 states have call successors, (3548) [2022-11-25 18:39:28,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17581 states to 17581 states and 23484 transitions. [2022-11-25 18:39:28,430 INFO L78 Accepts]: Start accepts. Automaton has 17581 states and 23484 transitions. Word has length 244 [2022-11-25 18:39:28,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:39:28,431 INFO L495 AbstractCegarLoop]: Abstraction has 17581 states and 23484 transitions. [2022-11-25 18:39:28,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.333333333333334) internal successors, (148), 9 states have internal predecessors, (148), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-11-25 18:39:28,432 INFO L276 IsEmpty]: Start isEmpty. Operand 17581 states and 23484 transitions. [2022-11-25 18:39:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-25 18:39:28,474 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:39:28,474 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:39:28,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:39:28,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:39:28,689 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:39:28,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:39:28,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1277957655, now seen corresponding path program 2 times [2022-11-25 18:39:28,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:39:28,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554305246] [2022-11-25 18:39:28,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:39:28,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:39:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:39:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:39:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:39:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:39:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:39:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:39:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:39:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:39:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:39:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:39:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:39:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:29,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:39:29,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:39:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:39:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:39:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:39:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:39:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:39:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:39:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:39:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 18:39:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 18:39:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 18:39:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 18:39:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 18:39:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 18:39:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:30,183 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:39:30,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:39:30,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554305246] [2022-11-25 18:39:30,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554305246] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:39:30,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49553163] [2022-11-25 18:39:30,184 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:39:30,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:39:30,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:39:30,185 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:39:30,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 18:39:38,079 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-25 18:39:38,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:39:38,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 5855 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-25 18:39:38,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:39:38,253 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:39:38,253 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:39:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2022-11-25 18:39:38,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49553163] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:39:38,589 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:39:38,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 20 [2022-11-25 18:39:38,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858760003] [2022-11-25 18:39:38,590 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:39:38,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-25 18:39:38,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:39:38,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-25 18:39:38,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2022-11-25 18:39:38,593 INFO L87 Difference]: Start difference. First operand 17581 states and 23484 transitions. Second operand has 20 states, 20 states have (on average 8.6) internal successors, (172), 17 states have internal predecessors, (172), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-11-25 18:39:48,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:50,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:39:53,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:39:53,921 INFO L93 Difference]: Finished difference Result 19474 states and 26882 transitions. [2022-11-25 18:39:53,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 18:39:53,921 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 8.6) internal successors, (172), 17 states have internal predecessors, (172), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 256 [2022-11-25 18:39:53,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:39:53,991 INFO L225 Difference]: With dead ends: 19474 [2022-11-25 18:39:53,991 INFO L226 Difference]: Without dead ends: 19466 [2022-11-25 18:39:54,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 552 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2022-11-25 18:39:54,003 INFO L413 NwaCegarLoop]: 1304 mSDtfsCounter, 538 mSDsluCounter, 9407 mSDsCounter, 0 mSdLazyCounter, 5099 mSolverCounterSat, 530 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 10711 SdHoareTripleChecker+Invalid, 5631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 530 IncrementalHoareTripleChecker+Valid, 5099 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:39:54,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [579 Valid, 10711 Invalid, 5631 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [530 Valid, 5099 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2022-11-25 18:39:54,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19466 states. [2022-11-25 18:39:55,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19466 to 17590. [2022-11-25 18:39:55,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17590 states, 12938 states have (on average 1.2773999072499613) internal successors, (16527), 13084 states have internal predecessors, (16527), 3418 states have call successors, (3418), 1132 states have call predecessors, (3418), 1233 states have return successors, (3548), 3463 states have call predecessors, (3548), 3417 states have call successors, (3548) [2022-11-25 18:39:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17590 states to 17590 states and 23493 transitions. [2022-11-25 18:39:55,454 INFO L78 Accepts]: Start accepts. Automaton has 17590 states and 23493 transitions. Word has length 256 [2022-11-25 18:39:55,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:39:55,454 INFO L495 AbstractCegarLoop]: Abstraction has 17590 states and 23493 transitions. [2022-11-25 18:39:55,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 8.6) internal successors, (172), 17 states have internal predecessors, (172), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2022-11-25 18:39:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 17590 states and 23493 transitions. [2022-11-25 18:39:55,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-25 18:39:55,486 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:39:55,486 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 9, 9, 9, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:39:55,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-25 18:39:55,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:39:55,689 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:39:55,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:39:55,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1515796583, now seen corresponding path program 3 times [2022-11-25 18:39:55,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:39:55,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023860746] [2022-11-25 18:39:55,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:39:55,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:39:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:39:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:39:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:39:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:39:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:39:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:39:57,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:39:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:39:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:39:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:39:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 18:39:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 18:39:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-25 18:39:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 18:39:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-25 18:39:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:39:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:39:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:39:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:39:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:39:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 18:39:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 18:39:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 18:39:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 18:39:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 18:39:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 18:39:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:39:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-11-25 18:39:58,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:39:58,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023860746] [2022-11-25 18:39:58,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023860746] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:39:58,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866055433] [2022-11-25 18:39:58,116 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 18:39:58,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:39:58,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:39:58,118 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:39:58,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-25 18:40:21,329 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-11-25 18:40:21,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:40:21,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 5627 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 18:40:21,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:40:21,491 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 145 proven. 3 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-11-25 18:40:21,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:40:21,858 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-11-25 18:40:21,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866055433] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:40:21,858 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:40:21,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 16 [2022-11-25 18:40:21,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286557530] [2022-11-25 18:40:21,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:40:21,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-25 18:40:21,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:40:21,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-25 18:40:21,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2022-11-25 18:40:21,862 INFO L87 Difference]: Start difference. First operand 17590 states and 23493 transitions. Second operand has 16 states, 16 states have (on average 12.375) internal successors, (198), 13 states have internal predecessors, (198), 2 states have call successors, (60), 5 states have call predecessors, (60), 5 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-25 18:40:31,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:40:33,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:40:35,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:40:37,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:40:39,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:40:39,426 INFO L93 Difference]: Finished difference Result 37070 states and 50803 transitions. [2022-11-25 18:40:39,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-25 18:40:39,427 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 12.375) internal successors, (198), 13 states have internal predecessors, (198), 2 states have call successors, (60), 5 states have call predecessors, (60), 5 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 265 [2022-11-25 18:40:39,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:40:39,499 INFO L225 Difference]: With dead ends: 37070 [2022-11-25 18:40:39,500 INFO L226 Difference]: Without dead ends: 19488 [2022-11-25 18:40:39,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 596 GetRequests, 571 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=174, Invalid=476, Unknown=0, NotChecked=0, Total=650 [2022-11-25 18:40:39,545 INFO L413 NwaCegarLoop]: 1298 mSDtfsCounter, 752 mSDsluCounter, 4839 mSDsCounter, 0 mSdLazyCounter, 2825 mSolverCounterSat, 838 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 795 SdHoareTripleChecker+Valid, 6137 SdHoareTripleChecker+Invalid, 3667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 838 IncrementalHoareTripleChecker+Valid, 2825 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:40:39,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [795 Valid, 6137 Invalid, 3667 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [838 Valid, 2825 Invalid, 4 Unknown, 0 Unchecked, 15.3s Time] [2022-11-25 18:40:39,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19488 states. [2022-11-25 18:40:40,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19488 to 17612. [2022-11-25 18:40:40,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17612 states, 12960 states have (on average 1.2753858024691358) internal successors, (16529), 13106 states have internal predecessors, (16529), 3418 states have call successors, (3418), 1132 states have call predecessors, (3418), 1233 states have return successors, (3548), 3463 states have call predecessors, (3548), 3417 states have call successors, (3548) [2022-11-25 18:40:41,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17612 states to 17612 states and 23495 transitions. [2022-11-25 18:40:41,053 INFO L78 Accepts]: Start accepts. Automaton has 17612 states and 23495 transitions. Word has length 265 [2022-11-25 18:40:41,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:40:41,053 INFO L495 AbstractCegarLoop]: Abstraction has 17612 states and 23495 transitions. [2022-11-25 18:40:41,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 12.375) internal successors, (198), 13 states have internal predecessors, (198), 2 states have call successors, (60), 5 states have call predecessors, (60), 5 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-25 18:40:41,053 INFO L276 IsEmpty]: Start isEmpty. Operand 17612 states and 23495 transitions. [2022-11-25 18:40:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-11-25 18:40:41,083 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:40:41,083 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 11, 10, 9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:40:41,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:40:41,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:40:41,284 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:40:41,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:40:41,285 INFO L85 PathProgramCache]: Analyzing trace with hash -87565273, now seen corresponding path program 4 times [2022-11-25 18:40:41,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:40:41,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980201488] [2022-11-25 18:40:41,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:40:41,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:40:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:40:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 18:40:43,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 18:40:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 18:40:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-25 18:40:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 18:40:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 18:40:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 18:40:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-25 18:40:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 18:40:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-11-25 18:40:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 18:40:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-25 18:40:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-25 18:40:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 18:40:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 18:40:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:40:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:40:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:40:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:40:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-11-25 18:40:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-25 18:40:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-11-25 18:40:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-25 18:40:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-25 18:40:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-11-25 18:40:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:40:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 37 proven. 21 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-11-25 18:40:43,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:40:43,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980201488] [2022-11-25 18:40:43,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980201488] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:40:43,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439413726] [2022-11-25 18:40:43,884 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-25 18:40:43,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:40:43,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:40:43,888 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:40:43,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-25 18:40:46,723 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-25 18:40:46,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:40:46,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 5960 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-25 18:40:46,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:40:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 165 proven. 21 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-11-25 18:40:47,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:40:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 37 proven. 21 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-11-25 18:40:48,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439413726] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:40:48,269 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:40:48,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 28 [2022-11-25 18:40:48,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976895037] [2022-11-25 18:40:48,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:40:48,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-25 18:40:48,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:40:48,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-25 18:40:48,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=595, Unknown=0, NotChecked=0, Total=756 [2022-11-25 18:40:48,273 INFO L87 Difference]: Start difference. First operand 17612 states and 23495 transitions. Second operand has 28 states, 28 states have (on average 7.5) internal successors, (210), 25 states have internal predecessors, (210), 2 states have call successors, (60), 5 states have call predecessors, (60), 5 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-25 18:41:08,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:41:10,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:41:12,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:41:14,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:41:18,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:41:18,552 INFO L93 Difference]: Finished difference Result 37603 states and 51810 transitions. [2022-11-25 18:41:18,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-11-25 18:41:18,553 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 7.5) internal successors, (210), 25 states have internal predecessors, (210), 2 states have call successors, (60), 5 states have call predecessors, (60), 5 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 269 [2022-11-25 18:41:18,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:41:18,619 INFO L225 Difference]: With dead ends: 37603 [2022-11-25 18:41:18,619 INFO L226 Difference]: Without dead ends: 19879 [2022-11-25 18:41:18,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 631 GetRequests, 571 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=852, Invalid=2808, Unknown=0, NotChecked=0, Total=3660 [2022-11-25 18:41:18,660 INFO L413 NwaCegarLoop]: 1292 mSDtfsCounter, 782 mSDsluCounter, 11552 mSDsCounter, 0 mSdLazyCounter, 6301 mSolverCounterSat, 869 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 825 SdHoareTripleChecker+Valid, 12844 SdHoareTripleChecker+Invalid, 7174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 869 IncrementalHoareTripleChecker+Valid, 6301 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:41:18,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [825 Valid, 12844 Invalid, 7174 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [869 Valid, 6301 Invalid, 4 Unknown, 0 Unchecked, 22.0s Time] [2022-11-25 18:41:18,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19879 states. [2022-11-25 18:41:20,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19879 to 17929. [2022-11-25 18:41:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17929 states, 13259 states have (on average 1.2733992005430275) internal successors, (16884), 13405 states have internal predecessors, (16884), 3418 states have call successors, (3418), 1150 states have call predecessors, (3418), 1251 states have return successors, (3548), 3463 states have call predecessors, (3548), 3417 states have call successors, (3548) [2022-11-25 18:41:20,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17929 states to 17929 states and 23850 transitions. [2022-11-25 18:41:20,381 INFO L78 Accepts]: Start accepts. Automaton has 17929 states and 23850 transitions. Word has length 269 [2022-11-25 18:41:20,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:41:20,381 INFO L495 AbstractCegarLoop]: Abstraction has 17929 states and 23850 transitions. [2022-11-25 18:41:20,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 7.5) internal successors, (210), 25 states have internal predecessors, (210), 2 states have call successors, (60), 5 states have call predecessors, (60), 5 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-11-25 18:41:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 17929 states and 23850 transitions. [2022-11-25 18:41:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-25 18:41:20,403 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:41:20,404 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 11, 9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:41:20,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:41:20,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-11-25 18:41:20,620 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:41:20,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:41:20,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1477232121, now seen corresponding path program 5 times [2022-11-25 18:41:20,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:41:20,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137075010] [2022-11-25 18:41:20,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:41:20,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:41:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:41:29,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:41:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:41:32,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:41:32,488 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 18:41:32,489 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-25 18:41:32,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-25 18:41:32,494 INFO L445 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:41:32,499 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 18:41:32,578 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-11-25 18:41:32,581 WARN L421 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2022-11-25 18:41:32,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,602 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,603 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,603 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,604 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,605 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-25 18:41:32,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 06:41:32 BoogieIcfgContainer [2022-11-25 18:41:32,988 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 18:41:32,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 18:41:32,989 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 18:41:32,989 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 18:41:32,989 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:31:16" (3/4) ... [2022-11-25 18:41:32,992 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 18:41:32,992 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 18:41:32,993 INFO L158 Benchmark]: Toolchain (without parser) took 631834.98ms. Allocated memory was 184.5MB in the beginning and 5.8GB in the end (delta: 5.7GB). Free memory was 126.4MB in the beginning and 3.3GB in the end (delta: -3.1GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2022-11-25 18:41:32,993 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 84.2MB in the end (delta: 168.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:41:32,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3140.94ms. Allocated memory was 184.5MB in the beginning and 243.3MB in the end (delta: 58.7MB). Free memory was 126.4MB in the beginning and 118.9MB in the end (delta: 7.6MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2022-11-25 18:41:32,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 323.79ms. Allocated memory is still 243.3MB. Free memory was 118.9MB in the beginning and 148.2MB in the end (delta: -29.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2022-11-25 18:41:32,995 INFO L158 Benchmark]: Boogie Preprocessor took 281.56ms. Allocated memory is still 243.3MB. Free memory was 148.2MB in the beginning and 112.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-25 18:41:32,995 INFO L158 Benchmark]: RCFGBuilder took 11475.57ms. Allocated memory was 243.3MB in the beginning and 494.9MB in the end (delta: 251.7MB). Free memory was 112.5MB in the beginning and 297.1MB in the end (delta: -184.5MB). Peak memory consumption was 167.8MB. Max. memory is 16.1GB. [2022-11-25 18:41:32,995 INFO L158 Benchmark]: TraceAbstraction took 616600.32ms. Allocated memory was 494.9MB in the beginning and 5.8GB in the end (delta: 5.3GB). Free memory was 296.0MB in the beginning and 3.3GB in the end (delta: -3.0GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2022-11-25 18:41:32,995 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 5.8GB. Free memory is still 3.3GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:41:33,005 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 142.6MB. Free memory was 84.4MB in the beginning and 84.2MB in the end (delta: 168.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3140.94ms. Allocated memory was 184.5MB in the beginning and 243.3MB in the end (delta: 58.7MB). Free memory was 126.4MB in the beginning and 118.9MB in the end (delta: 7.6MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 323.79ms. Allocated memory is still 243.3MB. Free memory was 118.9MB in the beginning and 148.2MB in the end (delta: -29.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 281.56ms. Allocated memory is still 243.3MB. Free memory was 148.2MB in the beginning and 112.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11475.57ms. Allocated memory was 243.3MB in the beginning and 494.9MB in the end (delta: 251.7MB). Free memory was 112.5MB in the beginning and 297.1MB in the end (delta: -184.5MB). Peak memory consumption was 167.8MB. Max. memory is 16.1GB. * TraceAbstraction took 616600.32ms. Allocated memory was 494.9MB in the beginning and 5.8GB in the end (delta: 5.3GB). Free memory was 296.0MB in the beginning and 3.3GB in the end (delta: -3.0GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 5.8GB. Free memory is still 3.3GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7206]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 10552. Possible FailurePath: [L7229] int ldv_state_variable_3 ; [L7230] int LDV_IN_INTERRUPT = 1; [L7231] int ldv_state_variable_2 ; [L7232] int ref_cnt ; [L7233] struct usb_interface *at76_driver_group1 ; [L7234] int ldv_state_variable_1 ; [L7235] int usb_counter ; [L7236] struct ieee80211_vif *at76_ops_group1 ; [L7237] int ldv_state_variable_0 ; [L7238] struct ieee80211_hw *at76_ops_group0 ; [L7547] static uint at76_debug = 0U; [L7548] static struct mutex fw_mutex ; [L7549-L7575] static struct fwentry firmwares[9U] = { {"", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c503-i3861.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c503-i3863.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c503-rfmd.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c503-rfmd-acc.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c505-rfmd.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c505-rfmd2958.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c505a-rfmd2958.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}, {"atmel_at76c505amx-rfmd.bin", 0, 0, 0, 0, 0, 0, {(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, 0}}; [L7576-L7738] static struct usb_device_id dev_table[55U] = { {3U, 1003U, 30211U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1643U, 8721U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 2148U, 16640U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 2875U, 5650U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1008U, 284U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 3294U, 1U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1690U, 800U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 3420U, 40961U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1189U, 36864U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1501U, 65329U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 32902U, 512U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 3470U, 28928U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 3470U, 28944U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1211U, 2329U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1690U, 2081U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 1UL}, {3U, 1003U, 30212U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2UL}, {3U, 1373U, 40960U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 2UL}, {3U, 1003U, 30213U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1690U, 801U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1915U, 8729U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1915U, 8743U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 2148U, 16642U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 8193U, 12800U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 5736U, 30213U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1003U, 16642U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 4977U, 22339U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 4977U, 1U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 4977U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1189U, 36865U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1286U, 2561U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1665U, 27U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1293U, 80U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1976U, 45056U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 4164U, 32771U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 8217U, 12832U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1183U, 50U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1962U, 17U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1962U, 24U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 1501U, 65333U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 3UL}, {3U, 2106U, 13569U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 4UL}, {3U, 3420U, 40962U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 4UL}, {3U, 1003U, 30214U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 5UL}, {3U, 1003U, 30227U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 4977U, 20U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 4977U, 19U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 6421U, 8755U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 4861U, 4097U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 1962U, 30227U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 3504U, 4128U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 6UL}, {3U, 1003U, 30228U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 7UL}, {3U, 1003U, 30231U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 7UL}, {3U, 5776U, 1793U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 7UL}, {3U, 5463U, 2U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 7UL}, {3U, 1003U, 30229U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 8UL}}; [L7739] struct usb_device_id const __mod_usb__dev_table_device_table ; [L7740] static u8 const hw_rates[4U] = { 130U, 132U, 11U, 22U}; [L7741] static char const * const preambles[3U] = { "long", "short", "auto"}; [L8010] static int tx_activity ; [L8012-L8018] static struct timer_list ledtrig_tx_timer = {{0, (struct list_head *)1953723489}, 0UL, & boot_tvec_bases, & at76_ledtrig_tx_timerfunc, 0UL, -1, 0, 0, {(char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0, (char)0}, {(struct lock_class_key *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/947/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/at76c50x-usb.o.c.prepared:557", {0, 0}, "/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/947/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/at76c50x-usb.o.c.prepared:557", 0, 0UL}}; [L8019] static struct led_trigger *ledtrig_tx ; [L10113-L10118] static struct ieee80211_ops const at76_ops = {& at76_mac80211_tx, & at76_mac80211_start, & at76_mac80211_stop, 0, 0, 0, & at76_add_interface, 0, & at76_remove_interface, & at76_config, & at76_bss_info_changed, 0, 0, 0, & at76_configure_filter, 0, & at76_set_key, 0, 0, 0, & at76_hw_scan, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L10266-L10269] static struct ieee80211_rate at76_rates[4U] = { {0U, 10U, 0U, (unsigned short)0}, {0U, 20U, 1U, (unsigned short)0}, {0U, 55U, 2U, (unsigned short)0}, {0U, 110U, 3U, (unsigned short)0}}; [L10270-L10284] static struct ieee80211_channel at76_channels[14U] = { {0, 2412U, 1U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2417U, 2U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2422U, 3U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2427U, 4U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2432U, 5U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2437U, 6U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2442U, 7U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2447U, 8U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2452U, 9U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2457U, 10U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2462U, 11U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2467U, 12U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2472U, 13U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}, {0, 2484U, 14U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL, 0U}}; [L10285-L10301] static struct ieee80211_supported_band at76_supported_band = {(struct ieee80211_channel *)(& at76_channels), (struct ieee80211_rate *)(& at76_rates), 0, 14, 4, {(unsigned short)0, (_Bool)0, (unsigned char)0, (unsigned char)0, {{(unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}, (unsigned short)0, (unsigned char)0, {(unsigned char)0, (unsigned char)0, (unsigned char)0}}}, {(_Bool)0, 0U, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0}}}; [L10539-L10544] static struct usb_driver at76_driver = {"at76c50x-usb", & at76_probe, & at76_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& dev_table), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, 1U, (unsigned char)0}; [L10581] int ldv_retval_0 ; [L10582] int ldv_retval_1 ; [L10585] int ldv_retval_2 ; [L10970] Element set_impl[15] ; [L10971] int last_index = 0; [L11105] Set LDV_SKBS ; VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10609] struct usb_device_id *ldvarg0 ; [L10610] void *tmp ; [L10611] unsigned long ldvarg1 ; [L10612] unsigned long tmp___0 ; [L10613] unsigned int *ldvarg11 ; [L10614] void *tmp___1 ; [L10615] struct ieee80211_sta *ldvarg7 ; [L10616] void *tmp___2 ; [L10617] struct ieee80211_tx_control *ldvarg3 ; [L10618] void *tmp___3 ; [L10619] unsigned int ldvarg12 ; [L10620] unsigned int tmp___4 ; [L10621] u32 ldvarg5 ; [L10622] u32 tmp___5 ; [L10623] struct ieee80211_bss_conf *ldvarg6 ; [L10624] void *tmp___6 ; [L10625] enum set_key_cmd ldvarg8 ; [L10626] struct cfg80211_scan_request *ldvarg4 ; [L10627] void *tmp___7 ; [L10628] u32 ldvarg13 ; [L10629] u32 tmp___8 ; [L10630] u64 ldvarg10 ; [L10631] struct ieee80211_key_conf *ldvarg9 ; [L10632] void *tmp___9 ; [L10633] struct sk_buff *ldvarg2 ; [L10634] void *tmp___10 ; [L10635] int tmp___11 ; [L10636] int tmp___12 ; [L10637] int tmp___13 ; [L10638] int tmp___14 ; [L10639] int tmp___15 ; VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg10={596:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10641] CALL, EXPR ldv_zalloc(32UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=32, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=32, tmp___0=1, tx_activity=0, usb_counter=0] [L10641] RET, EXPR ldv_zalloc(32UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(32UL)={0:0}, ldvarg10={596:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10641] tmp = ldv_zalloc(32UL) [L10642] ldvarg0 = (struct usb_device_id *)tmp [L10643] tmp___0 = __VERIFIER_nondet_ulong() [L10644] ldvarg1 = tmp___0 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tx_activity=0, usb_counter=0] [L10645] CALL, EXPR ldv_zalloc(4UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=4, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=4, tmp___0=1, tx_activity=0, usb_counter=0] [L10645] RET, EXPR ldv_zalloc(4UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(4UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tx_activity=0, usb_counter=0] [L10645] tmp___1 = ldv_zalloc(4UL) [L10646] ldvarg11 = (unsigned int *)tmp___1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tx_activity=0, usb_counter=0] [L10647] CALL, EXPR ldv_zalloc(88UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=88, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=88, tmp___0=1, tx_activity=0, usb_counter=0] [L10647] RET, EXPR ldv_zalloc(88UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(88UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tx_activity=0, usb_counter=0] [L10647] tmp___2 = ldv_zalloc(88UL) [L10648] ldvarg7 = (struct ieee80211_sta *)tmp___2 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tx_activity=0, usb_counter=0] [L10649] CALL, EXPR ldv_zalloc(8UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=8, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=8, tmp___0=1, tx_activity=0, usb_counter=0] [L10649] RET, EXPR ldv_zalloc(8UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(8UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tx_activity=0, usb_counter=0] [L10649] tmp___3 = ldv_zalloc(8UL) [L10650] ldvarg3 = (struct ieee80211_tx_control *)tmp___3 [L10651] tmp___4 = __VERIFIER_nondet_uint() [L10652] ldvarg12 = tmp___4 [L10653] tmp___5 = __VERIFIER_nondet_u32() [L10654] ldvarg5 = tmp___5 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg3={0:0}, ldvarg5=23, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tx_activity=0, usb_counter=0] [L10655] CALL, EXPR ldv_zalloc(232UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=232, tmp___0=1, tx_activity=0, usb_counter=0] [L10655] RET, EXPR ldv_zalloc(232UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(232UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg3={0:0}, ldvarg5=23, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tx_activity=0, usb_counter=0] [L10655] tmp___6 = ldv_zalloc(232UL) [L10656] ldvarg6 = (struct ieee80211_bss_conf *)tmp___6 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg3={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tx_activity=0, usb_counter=0] [L10657] CALL, EXPR ldv_zalloc(88UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=88, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=88, tmp___0=1, tx_activity=0, usb_counter=0] [L10657] RET, EXPR ldv_zalloc(88UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(88UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg3={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tx_activity=0, usb_counter=0] [L10657] tmp___7 = ldv_zalloc(88UL) [L10658] ldvarg4 = (struct cfg80211_scan_request *)tmp___7 [L10659] tmp___8 = __VERIFIER_nondet_u32() [L10660] ldvarg13 = tmp___8 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tx_activity=0, usb_counter=0] [L10661] CALL, EXPR ldv_zalloc(12UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=12, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=12, tmp___0=1, tx_activity=0, usb_counter=0] [L10661] RET, EXPR ldv_zalloc(12UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(12UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tx_activity=0, usb_counter=0] [L10661] tmp___9 = ldv_zalloc(12UL) [L10662] ldvarg9 = (struct ieee80211_key_conf *)tmp___9 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10663] CALL, EXPR ldv_zalloc(232UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=232, tmp___0=1, tx_activity=0, usb_counter=0] [L10663] RET, EXPR ldv_zalloc(232UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(232UL)={0:0}, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10663] tmp___10 = ldv_zalloc(232UL) [L10664] ldvarg2 = (struct sk_buff *)tmp___10 [L10665] CALL ldv_initialize() [L11124] CALL ldv_set_init(LDV_SKBS) [L10976] set = set_impl [L10977] last_index = 0 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set={0:0}, set={284:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11124] RET ldv_set_init(LDV_SKBS) [L10665] RET ldv_initialize() [L10666] FCALL memset((void *)(& ldvarg8), 0, 4UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, memset((void *)(& ldvarg8), 0, 4UL)={594:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10667] FCALL memset((void *)(& ldvarg10), 0, 8UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, memset((void *)(& ldvarg10), 0, 8UL)={596:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10668] ldv_state_variable_1 = 0 [L10669] ref_cnt = 0 [L10670] ldv_state_variable_0 = 1 [L10671] ldv_state_variable_3 = 0 [L10672] ldv_state_variable_2 = 0 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10674] tmp___11 = __VERIFIER_nondet_int() [L10676] case 0: [L10706] case 1: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10707] COND TRUE ldv_state_variable_0 != 0 [L10708] tmp___13 = __VERIFIER_nondet_int() [L10710] case 0: [L10718] case 1: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10719] COND TRUE ldv_state_variable_0 == 1 [L10720] CALL, EXPR at76_mod_init() [L10547] int result ; [L10548] struct lock_class_key __key ; [L10551] FCALL __mutex_init(& fw_mutex, "&fw_mutex", & __key) VAL [__key={598:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10552] CALL, EXPR ldv_usb_register_driver_14(& at76_driver, & __this_module, "at76c50x_usb") [L10950] ldv_func_ret_type ldv_func_res ; [L10951] int tmp ; [L10953] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L11353] return __VERIFIER_nondet_int(); [L10953] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L10953] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L10954] ldv_func_res = tmp [L10955] ldv_state_variable_1 = 1 [L10956] usb_counter = 0 [L10957] CALL ldv_usb_driver_1() [L10588] void *tmp ; VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10590] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=1560, tmp___0=1, tx_activity=0, usb_counter=0] [L10590] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(1560UL)={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10590] tmp = ldv_zalloc(1560UL) [L10591] at76_driver_group1 = (struct usb_interface *)tmp VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tx_activity=0, usb_counter=0] [L10957] RET ldv_usb_driver_1() [L10958] return (ldv_func_res); VAL [\result=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, ldv_func_arg1={283:0}, ldv_func_arg1={283:0}, ldv_func_arg2={4294967316:4294967305}, ldv_func_arg2={4294967316:4294967305}, ldv_func_arg3={268:0}, ldv_func_arg3={268:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp=0, tx_activity=0, usb_counter=0] [L10552] RET, EXPR ldv_usb_register_driver_14(& at76_driver, & __this_module, "at76c50x_usb") [L10552] result = ldv_usb_register_driver_14(& at76_driver, & __this_module, "at76c50x_usb") [L10553] COND FALSE !(result < 0) VAL [__key={598:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, result=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10557] FCALL led_trigger_register_simple("at76_usb-tx", & ledtrig_tx) [L10558] return (result); [L10558] return (result); VAL [\result=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, result=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10720] RET, EXPR at76_mod_init() [L10720] ldv_retval_1 = at76_mod_init() [L10721] COND TRUE ldv_retval_1 == 0 [L10722] ldv_state_variable_0 = 3 [L10723] ldv_state_variable_2 = 1 [L10724] CALL ldv_initialize_ieee80211_ops_2() [L10597] void *tmp ; [L10598] void *tmp___0 ; VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10600] CALL, EXPR ldv_zalloc(144UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=144, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=144, tmp___0=1, tx_activity=0, usb_counter=0] [L10600] RET, EXPR ldv_zalloc(144UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(144UL)={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10600] tmp = ldv_zalloc(144UL) [L10601] at76_ops_group0 = (struct ieee80211_hw *)tmp VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tx_activity=0, usb_counter=0] [L10602] CALL, EXPR ldv_zalloc(280UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND TRUE tmp___0 != 0 [L7177] return ((void *)0); VAL [\old(size)=280, \result={0:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=280, tmp___0=1, tx_activity=0, usb_counter=0] [L10602] RET, EXPR ldv_zalloc(280UL) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(280UL)={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tx_activity=0, usb_counter=0] [L10602] tmp___0 = ldv_zalloc(280UL) [L10603] at76_ops_group1 = (struct ieee80211_vif *)tmp___0 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0={0:0}, tx_activity=0, usb_counter=0] [L10724] RET ldv_initialize_ieee80211_ops_2() [L10725] ldv_state_variable_3 = 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10728] COND FALSE !(ldv_retval_1 != 0) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10674] tmp___11 = __VERIFIER_nondet_int() [L10676] case 0: [L10706] case 1: [L10743] case 2: [L10761] case 3: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=3, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10762] COND TRUE ldv_state_variable_2 != 0 [L10763] tmp___15 = __VERIFIER_nondet_int() [L10765] case 0: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=3, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10766] COND TRUE ldv_state_variable_2 == 1 [L10767] CALL, EXPR at76_mac80211_start(at76_ops_group0) [L9718] struct at76_priv *priv ; [L9719] int ret ; [L9721] EXPR hw->priv [L9721] priv = (struct at76_priv *)hw->priv [L9722] COND FALSE !((int )at76_debug < 0) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9726] FCALL mutex_lock_nested(& priv->mtx, 0U) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9727] CALL, EXPR at76_submit_rx_urb(priv) VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L8887] int ret ; [L8888] int size ; [L8889] struct sk_buff *skb ; [L8890] unsigned int tmp ; [L8891] unsigned char *tmp___0 ; [L8893] EXPR priv->rx_skb [L8893] skb = priv->rx_skb [L8894] EXPR priv->rx_urb VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, priv->rx_urb={0:-66}, ref_cnt=0, set_impl={284:0}, skb={0:0}, tx_activity=0, usb_counter=0] [L8894] COND FALSE !((unsigned long )priv->rx_urb == (unsigned long )((struct urb *)0)) [L8900] COND TRUE (unsigned long )skb == (unsigned long )((struct sk_buff *)0) [L8901] CALL, EXPR ldv_dev_alloc_skb_12(2364U) [L10934] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(length)=2364, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, length=2364, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10936] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11108] void *skb ; [L11109] void *tmp___7 ; VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11111] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7171] void *p ; [L7172] void *tmp ; [L7173] int tmp___0 ; [L7175] tmp___0 = __VERIFIER_nondet_int() [L7176] COND FALSE !(tmp___0 != 0) [L7179] EXPR, FCALL calloc(1UL, size) [L7179] tmp = calloc(1UL, size) [L7180] p = tmp VAL [\old(last_index)=0, \old(size)=248, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, calloc(1UL, size)={303:0}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, p={303:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=248, tmp={303:0}, tmp___0=0, tx_activity=0, usb_counter=0] [L7181] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7150] COND FALSE !(!cond) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, cond=1, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7181] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(last_index)=0, \old(size)=248, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, calloc(1UL, size)={303:0}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, p={303:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=248, tmp={303:0}, tmp___0=0, tx_activity=0, usb_counter=0] [L7182] return (p); VAL [\old(last_index)=0, \old(size)=248, \result={303:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, calloc(1UL, size)={303:0}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, p={303:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, size=248, tmp={303:0}, tmp___0=0, tx_activity=0, usb_counter=0] [L11111] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_zalloc(sizeof(struct sk_buff___0 ))={303:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11111] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L11112] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, skb={303:0}, tmp___7={303:0}, tx_activity=0, usb_counter=0] [L11113] COND FALSE !(! skb) [L11116] CALL ldv_set_add(LDV_SKBS, skb) [L10984] int i ; [L10986] i = 0 VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, e={303:0}, e={303:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10987] COND TRUE 1 VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, e={303:0}, e={303:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10988] COND FALSE !(i < last_index) VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, e={303:0}, e={303:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10998] COND TRUE last_index < 15 [L10999] set_impl[last_index] = e [L11000] last_index = last_index + 1 VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, e={303:0}, e={303:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11116] RET ldv_set_add(LDV_SKBS, skb) [L11117] return (skb); VAL [\old(last_index)=0, \result={303:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, skb={303:0}, tmp___7={303:0}, tx_activity=0, usb_counter=0] [L10936] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(length)=2364, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_skb_alloc()={303:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, length=2364, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10936] tmp = ldv_skb_alloc() [L10937] return (tmp); VAL [\old(last_index)=0, \old(length)=2364, \result={303:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, length=2364, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={303:0}, tx_activity=0, usb_counter=0] [L8901] RET, EXPR ldv_dev_alloc_skb_12(2364U) [L8901] skb = ldv_dev_alloc_skb_12(2364U) [L8902] COND FALSE !((unsigned long )skb == (unsigned long )((struct sk_buff *)0)) [L8908] priv->rx_skb = skb VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, ref_cnt=0, set_impl={284:0}, skb={303:0}, tx_activity=0, usb_counter=0] [L8914] CALL, EXPR skb_tailroom((struct sk_buff const *)skb) [L7132] bool tmp ; [L7134] CALL, EXPR skb_is_nonlinear(skb) [L7118] EXPR skb->data_len [L7118] return ((unsigned int )skb->data_len != 0U); [L7134] RET, EXPR skb_is_nonlinear(skb) [L7134] tmp = skb_is_nonlinear(skb) [L7135] EXPR (int )tmp ? 0 : (int )((unsigned int )skb->end - (unsigned int )skb->tail) VAL [(int )tmp ? 0 : (int )((unsigned int )skb->end - (unsigned int )skb->tail)=0, \old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, skb={303:0}, skb={303:0}, tmp=1, tx_activity=0, usb_counter=0] [L7135] return ((int )tmp ? 0 : (int )((unsigned int )skb->end - (unsigned int )skb->tail)); [L8914] RET, EXPR skb_tailroom((struct sk_buff const *)skb) [L8914] size = skb_tailroom((struct sk_buff const *)skb) [L8915] CALL, EXPR skb_put(skb, (unsigned int )size) [L11316] EXPR arg0->data [L11316] EXPR arg0->tail [L11316] unsigned char *ret_val = arg0->data + arg0->tail; [L11317] EXPR arg0->tail [L11317] arg0->tail += arg1 [L11318] return ret_val; VAL [\old(arg1)=0, \old(last_index)=0, \result={4294967306:0}, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, arg0={303:0}, arg0={303:0}, arg1=0, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, ret_val={4294967306:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L8915] RET, EXPR skb_put(skb, (unsigned int )size) [L8915] tmp___0 = skb_put(skb, (unsigned int )size) [L8916] EXPR priv->rx_urb [L8916] EXPR priv->udev [L8916] EXPR priv->rx_pipe VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, priv->rx_pipe=0, priv->rx_urb={0:-66}, priv->udev={4294967308:4294967313}, ref_cnt=0, set_impl={284:0}, size=0, skb={303:0}, tmp___0={4294967306:0}, tx_activity=0, usb_counter=0] [L8916-L8917] CALL usb_fill_bulk_urb(priv->rx_urb, priv->udev, priv->rx_pipe, (void *)tmp___0, size, & at76_rx_callback, (void *)priv) VAL [\old(buffer_length)=0, \old(last_index)=0, \old(pipe)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, complete_fn={-1:1}, context={303:100}, dev={4294967308:4294967313}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, transfer_buffer={4294967306:0}, tx_activity=0, urb={0:-66}, usb_counter=0] [L7351] urb->dev = dev [L7352] urb->pipe = pipe [L7353] urb->transfer_buffer = transfer_buffer [L7354] urb->transfer_buffer_length = (u32 )buffer_length [L7355] urb->complete = complete_fn [L7356] urb->context = context VAL [\old(buffer_length)=0, \old(last_index)=0, \old(pipe)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, buffer_length=0, complete_fn={-1:1}, complete_fn={-1:1}, context={303:100}, context={303:100}, dev={4294967308:4294967313}, dev={4294967308:4294967313}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, pipe=0, preambles={276:0}, ref_cnt=0, set_impl={284:0}, transfer_buffer={4294967306:0}, transfer_buffer={4294967306:0}, tx_activity=0, urb={0:-66}, urb={0:-66}, usb_counter=0] [L8916-L8917] RET usb_fill_bulk_urb(priv->rx_urb, priv->udev, priv->rx_pipe, (void *)tmp___0, size, & at76_rx_callback, (void *)priv) VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, priv->rx_pipe=0, priv->rx_urb={0:-66}, priv->udev={4294967308:4294967313}, ref_cnt=0, set_impl={284:0}, size=0, skb={303:0}, tmp___0={4294967306:0}, tx_activity=0, usb_counter=0] [L8918] EXPR priv->rx_urb VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, priv->rx_urb={0:-66}, ref_cnt=0, set_impl={284:0}, size=0, skb={303:0}, tmp___0={4294967306:0}, tx_activity=0, usb_counter=0] [L8918] CALL, EXPR usb_submit_urb(priv->rx_urb, 32U) VAL [\old(arg1)=32, \old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, arg0={0:-66}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11361] return __VERIFIER_nondet_int(); [L8918] RET, EXPR usb_submit_urb(priv->rx_urb, 32U) VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, priv->rx_urb={0:-66}, ref_cnt=0, set_impl={284:0}, size=0, skb={303:0}, tmp___0={4294967306:0}, tx_activity=0, usb_counter=0, usb_submit_urb(priv->rx_urb, 32U)=-1] [L8918] ret = usb_submit_urb(priv->rx_urb, 32U) [L8919] COND TRUE ret < 0 VAL [\old(last_index)=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, ref_cnt=0, ret=-1, set_impl={284:0}, size=0, skb={303:0}, tmp___0={4294967306:0}, tx_activity=0, usb_counter=0] [L8920] COND FALSE !(ret == -19) [L8926] EXPR priv->hw [L8926] (priv->hw)->wiphy [L8932] COND TRUE ret < 0 && ret != -19 [L8933] EXPR priv->hw [L8933] (priv->hw)->wiphy [L8936] return (ret); VAL [\old(last_index)=0, \result=-1, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, priv={303:100}, ref_cnt=0, ret=-1, set_impl={284:0}, size=0, skb={303:0}, tmp___0={4294967306:0}, tx_activity=0, usb_counter=0] [L9727] RET, EXPR at76_submit_rx_urb(priv) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_submit_rx_urb(priv)=-1, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9727] ret = at76_submit_rx_urb(priv) [L9728] COND TRUE ret < 0 [L9729] EXPR priv->hw [L9729] (priv->hw)->wiphy [L9737] FCALL mutex_unlock(& priv->mtx) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, ref_cnt=0, ret=-1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9738] return (0); VAL [\result=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={303:100}, ref_cnt=0, ret=-1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10767] RET, EXPR at76_mac80211_start(at76_ops_group0) [L10767] ldv_retval_2 = at76_mac80211_start(at76_ops_group0) [L10768] COND TRUE ldv_retval_2 == 0 [L10769] ldv_state_variable_2 = 2 [L10770] ref_cnt = ref_cnt + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=1, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=3, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10674] tmp___11 = __VERIFIER_nondet_int() [L10676] case 0: [L10706] case 1: [L10743] case 2: [L10761] case 3: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=1, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=3, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10762] COND TRUE ldv_state_variable_2 != 0 [L10763] tmp___15 = __VERIFIER_nondet_int() [L10765] case 0: [L10776] case 1: [L10788] case 2: [L10800] case 3: [L10812] case 4: [L10824] case 5: [L10836] case 6: [L10848] case 7: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=1, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=3, tmp___13=1, tmp___15=7, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10849] COND TRUE ldv_state_variable_2 == 2 [L10850] CALL at76_mac80211_stop(at76_ops_group0) [L9743] struct at76_priv *priv ; [L9745] EXPR hw->priv [L9745] priv = (struct at76_priv *)hw->priv [L9746] COND FALSE !((int )at76_debug < 0) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={4294967298:319}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9750] CALL cancel_delayed_work(& priv->dwork_hw_scan) [L11203] return __VERIFIER_nondet_bool(); [L9750] RET cancel_delayed_work(& priv->dwork_hw_scan) [L9751] CALL cancel_work_sync(& priv->work_join_bssid) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, arg0={4294967298:683}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11207] return __VERIFIER_nondet_bool(); [L9751] RET cancel_work_sync(& priv->work_join_bssid) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, cancel_work_sync(& priv->work_join_bssid)=4294967309, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={4294967298:319}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9752] CALL cancel_work_sync(& priv->work_set_promisc) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, arg0={4294967298:531}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11207] return __VERIFIER_nondet_bool(); [L9752] RET cancel_work_sync(& priv->work_set_promisc) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, cancel_work_sync(& priv->work_set_promisc)=4294967303, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={4294967298:319}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9753] FCALL mutex_lock_nested(& priv->mtx, 0U) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={4294967298:319}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9754] EXPR (unsigned char *)priv + 1032UL VAL [(unsigned char *)priv + 1032UL=4294967297, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={4294967298:319}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L9754] COND FALSE !((unsigned int )*((unsigned char *)priv + 1032UL) == 0U) [L9759] FCALL mutex_unlock(& priv->mtx) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw={0:0}, hw={0:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, priv={4294967298:319}, ref_cnt=1, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10850] RET at76_mac80211_stop(at76_ops_group0) [L10851] ldv_state_variable_2 = 1 [L10852] ref_cnt = ref_cnt - 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=3, tmp___13=1, tmp___15=7, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10674] tmp___11 = __VERIFIER_nondet_int() [L10676] case 0: [L10706] case 1: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___13=1, tmp___15=7, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10707] COND TRUE ldv_state_variable_0 != 0 [L10708] tmp___13 = __VERIFIER_nondet_int() [L10710] case 0: VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___13=0, tmp___15=7, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10711] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L10712] CALL at76_mod_exit() [L10563] int i ; [L10566] CALL ldv_usb_deregister_15(& at76_driver) [L10964] FCALL usb_deregister(arg) [L10965] ldv_state_variable_1 = 0 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, arg={283:0}, arg={283:0}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10566] RET ldv_usb_deregister_15(& at76_driver) [L10567] i = 0 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=1, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=1, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=2, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=2, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=3, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=3, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=4, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=4, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=5, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=5, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=6, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=6, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=7, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=7, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=8, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND TRUE (unsigned int )i <= 8U VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=8, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10570] EXPR firmwares[i].fw [L10570] FCALL release_firmware(firmwares[i].fw) [L10571] i = i + 1 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, i=9, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L10573] COND FALSE !((unsigned int )i <= 8U) [L10577] EXPR \read(*ledtrig_tx) [L10577] FCALL led_trigger_unregister_simple(ledtrig_tx) [L10712] RET at76_mod_exit() [L10713] ldv_state_variable_0 = 2 VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1=4294967312, ldvarg10={596:0}, ldvarg11={0:0}, ldvarg12=8, ldvarg13=3, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5=23, ldvarg6={0:0}, ldvarg7={0:0}, ldvarg8={594:0}, ldvarg9={0:0}, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp={0:0}, tmp___0=4294967312, tmp___1={0:0}, tmp___10={0:0}, tmp___11=1, tmp___13=0, tmp___15=7, tmp___2={0:0}, tmp___3={0:0}, tmp___4=8, tmp___5=23, tmp___6={0:0}, tmp___7={0:0}, tmp___8=3, tmp___9={0:0}, tx_activity=0, usb_counter=0] [L10893] CALL ldv_check_final_state() [L11175] int tmp___7 ; [L11177] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L11066] return (last_index == 0); VAL [\result=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={284:0}, tx_activity=0, usb_counter=0] [L11177] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L11177] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L11178] COND FALSE !(\read(tmp___7)) VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tmp___7=0, tx_activity=0, usb_counter=0] [L11180] CALL ldv_error() VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] [L7206] reach_error() VAL [__mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __mod_usb__dev_table_device_table=0, __this_module={4294967316:4294967305}, at76_channels={281:0}, at76_debug=0, at76_driver={283:0}, at76_driver_group1={0:0}, at76_ops={279:0}, at76_ops_group0={0:0}, at76_ops_group1={0:0}, at76_rates={280:0}, at76_supported_band={282:0}, boot_tvec_bases={4294967314:4294967318}, dev_table={274:0}, firmwares={273:0}, fw_mutex={272:0}, hw_rates={275:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ledtrig_tx={278:0}, ledtrig_tx_timer={277:0}, preambles={276:0}, ref_cnt=0, set_impl={284:0}, tx_activity=0, usb_counter=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 69 procedures, 1324 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 616.0s, OverallIterations: 27, TraceHistogramMax: 13, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.8s, AutomataDifference: 487.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 115 mSolverCounterUnknown, 40087 SdHoareTripleChecker+Valid, 439.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37392 mSDsluCounter, 184779 SdHoareTripleChecker+Invalid, 421.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 141466 mSDsCounter, 20912 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81027 IncrementalHoareTripleChecker+Invalid, 102054 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20912 mSolverCounterUnsat, 43313 mSDtfsCounter, 81027 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4921 GetRequests, 4574 SyntacticMatches, 4 SemanticMatches, 343 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 12.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44011occurred in iteration=10, InterpolantAutomatonStates: 278, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 32.7s AutomataMinimizationTime, 26 MinimizatonAttempts, 63539 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.6s SsaConstructionTime, 48.7s SatisfiabilityAnalysisTime, 30.9s InterpolantComputationTime, 7767 NumberOfCodeBlocks, 7550 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 8708 ConstructedInterpolants, 0 QuantifiedInterpolants, 15303 SizeOfPredicates, 25 NumberOfNonLiveVariables, 54919 ConjunctsInSsa, 126 ConjunctsInUnsatCore, 41 InterpolantComputations, 21 PerfectInterpolantSequences, 12641/12913 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 18:41:33,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/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_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/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_021fd976-ac01-4b32-8d13-d674d42345c8/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 d88455bf5089be24833f69dfcbd91003e7e136bcd5efcd63ae18e59d7f59e87d --- 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 18:41:35,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:41:35,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:41:35,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:41:35,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:41:35,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:41:35,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:41:35,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:41:35,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:41:35,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:41:35,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:41:35,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:41:35,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:41:35,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:41:35,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:41:36,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:41:36,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:41:36,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:41:36,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:41:36,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:41:36,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:41:36,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:41:36,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:41:36,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:41:36,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:41:36,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:41:36,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:41:36,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:41:36,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:41:36,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:41:36,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:41:36,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:41:36,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:41:36,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:41:36,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:41:36,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:41:36,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:41:36,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:41:36,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:41:36,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:41:36,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:41:36,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-25 18:41:36,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:41:36,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:41:36,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:41:36,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:41:36,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:41:36,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:41:36,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:41:36,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:41:36,110 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:41:36,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:41:36,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:41:36,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:41:36,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:41:36,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:41:36,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 18:41:36,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 18:41:36,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 18:41:36,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:41:36,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:41:36,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:41:36,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:41:36,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:41:36,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:41:36,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:41:36,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:41:36,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:41:36,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:41:36,117 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 18:41:36,117 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 18:41:36,117 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:41:36,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:41:36,118 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:41:36,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:41:36,119 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 18:41:36,119 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_021fd976-ac01-4b32-8d13-d674d42345c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d88455bf5089be24833f69dfcbd91003e7e136bcd5efcd63ae18e59d7f59e87d [2022-11-25 18:41:36,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:41:36,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:41:36,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:41:36,579 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:41:36,579 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:41:36,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2022-11-25 18:41:39,731 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:41:40,437 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:41:40,437 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2022-11-25 18:41:40,501 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data/7a08bc3e2/6d11acdc4231477ebcdaf976df81ac0d/FLAG48127c242 [2022-11-25 18:41:40,532 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/data/7a08bc3e2/6d11acdc4231477ebcdaf976df81ac0d [2022-11-25 18:41:40,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:41:40,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:41:40,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:41:40,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:41:40,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:41:40,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:41:40" (1/1) ... [2022-11-25 18:41:40,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bbe8c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:40, skipping insertion in model container [2022-11-25 18:41:40,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:41:40" (1/1) ... [2022-11-25 18:41:40,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:41:40,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:41:41,613 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:41,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2022-11-25 18:41:41,934 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 18:41:42,055 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:41:42,177 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:41:42,312 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,321 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,330 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,337 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 18:41:42,347 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,350 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,355 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,357 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,358 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,361 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:42,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,380 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,381 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,382 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,383 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:42,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,386 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,386 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,388 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,389 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,389 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,406 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:41:42,442 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:41:42,443 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:41:42,448 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:41:42,456 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,463 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,464 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,472 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,481 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,489 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,520 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,521 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,556 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,570 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,572 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,597 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:42,598 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:42,599 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,612 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,618 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:42,619 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,627 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:42,634 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,642 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,650 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,657 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,665 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,672 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,679 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,681 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,684 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,690 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,695 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,701 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,705 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,714 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,717 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,723 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,728 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,736 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,739 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,744 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,749 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,774 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,776 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,777 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 18:41:42,777 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:41:42,778 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 18:41:42,778 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:41:42,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,780 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,780 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,788 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,793 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,796 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,797 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:42,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:42,798 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,804 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,806 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,807 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:42,807 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 18:41:42,813 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,826 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,835 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,836 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,837 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,842 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,843 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,850 WARN L623 FunctionHandler]: Unknown extern function cfg80211_find_ie [2022-11-25 18:41:42,851 WARN L623 FunctionHandler]: Unknown extern function ieee80211_channel_to_frequency [2022-11-25 18:41:42,872 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,875 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,876 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,877 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 18:41:42,877 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:41:42,878 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,880 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:42,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,883 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 18:41:42,889 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,890 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,891 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 18:41:42,892 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,892 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,894 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,895 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,897 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:42,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,899 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,899 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,907 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,909 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,915 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,916 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,921 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,924 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 18:41:42,925 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:41:42,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,932 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,934 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:41:42,935 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:41:42,935 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:41:42,938 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,940 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:42,942 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:41:42,942 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,943 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,949 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,950 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,950 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,951 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,957 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,957 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 18:41:42,958 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:41:42,958 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:41:42,958 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,959 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:42,959 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,965 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,966 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,967 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,978 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,979 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,980 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:41:42,980 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,981 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,981 WARN L623 FunctionHandler]: Unknown extern function ieee80211_scan_completed [2022-11-25 18:41:42,981 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:41:42,987 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,988 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:42,989 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:41:42,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:42,992 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:42,993 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:41:42,993 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:42,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,002 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:43,003 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:43,004 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:43,010 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,011 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,012 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:43,014 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:43,015 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:43,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,022 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:41:43,029 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,035 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,036 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:43,038 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:43,044 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 18:41:43,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,046 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:41:43,046 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:43,047 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:43,047 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:43,048 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:43,049 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:43,049 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:43,050 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:43,050 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:43,051 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 18:41:43,052 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 18:41:43,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,061 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,062 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:41:43,062 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:41:43,063 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,071 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,072 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,076 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 18:41:43,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,077 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:43,078 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:43,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,084 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 18:41:43,084 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 18:41:43,085 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:43,085 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:41:43,086 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:43,086 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:41:43,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,087 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,124 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 18:41:43,124 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:43,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,125 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 18:41:43,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,131 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 18:41:43,132 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,133 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,133 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:43,134 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,135 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:43,136 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:43,137 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,138 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,138 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:43,144 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:43,160 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:43,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,166 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:41:43,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,167 WARN L623 FunctionHandler]: Unknown extern function led_trigger_register_simple [2022-11-25 18:41:43,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,179 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 18:41:43,180 WARN L623 FunctionHandler]: Unknown extern function led_trigger_unregister_simple [2022-11-25 18:41:43,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:41:43,208 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:41:43,215 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:43,228 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:43,228 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:43,229 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:43,230 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:43,230 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:41:43,234 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:43,235 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:41:43,254 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:41:43,326 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:41:43,337 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,346 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,359 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,360 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,361 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,368 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:41:43,446 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-25 18:41:43,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:41:43,701 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:43,714 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2022-11-25 18:41:43,718 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 18:41:43,722 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:41:43,730 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:41:43,785 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,785 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,795 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,796 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 18:41:43,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,799 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,801 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,803 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,804 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:43,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,807 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,808 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,808 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:43,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,812 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,812 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,813 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,814 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:41:43,815 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:41:43,815 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:41:43,819 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:41:43,824 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,825 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,826 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,827 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,828 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,844 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,848 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,849 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,853 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,856 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,857 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,862 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:43,863 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:43,863 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,867 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,870 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,871 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:43,871 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,873 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:43,875 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,876 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,878 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,881 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,882 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,884 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,885 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,888 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,889 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,890 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,892 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,893 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,895 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,897 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,899 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,900 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,900 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,902 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,903 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,904 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,904 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,905 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,909 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,912 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,913 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,914 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 18:41:43,914 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:41:43,915 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 18:41:43,915 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:41:43,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,916 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,917 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,919 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,920 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,921 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,921 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,922 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,923 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:43,923 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:43,923 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,925 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,927 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,928 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,930 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:43,930 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 18:41:43,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,940 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,945 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,951 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:43,952 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,953 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:43,954 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:43,954 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:43,958 WARN L623 FunctionHandler]: Unknown extern function cfg80211_find_ie [2022-11-25 18:41:43,958 WARN L623 FunctionHandler]: Unknown extern function ieee80211_channel_to_frequency [2022-11-25 18:41:43,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,965 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,966 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,967 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 18:41:43,967 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:41:43,968 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,969 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:43,970 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,971 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 18:41:43,972 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:43,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,974 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 18:41:43,974 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,975 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,975 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:43,976 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,976 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:43,978 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:44,018 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,019 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,021 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,022 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,023 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,044 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,045 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,048 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 18:41:44,049 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:41:44,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,051 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,052 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:41:44,053 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:41:44,054 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:41:44,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,056 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,057 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,058 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:41:44,072 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,073 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,074 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,075 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,075 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,077 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 18:41:44,077 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:41:44,078 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:41:44,078 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,078 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:44,079 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,080 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,080 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,081 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,081 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,082 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,083 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:41:44,083 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,084 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,084 WARN L623 FunctionHandler]: Unknown extern function ieee80211_scan_completed [2022-11-25 18:41:44,085 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:41:44,086 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,086 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,096 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:41:44,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,099 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,100 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:41:44,100 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,103 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,103 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,104 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,108 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,124 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,125 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,128 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:41:44,130 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,131 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,132 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,134 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,136 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 18:41:44,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,138 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:41:44,138 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,138 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,139 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,139 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,147 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,147 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,148 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,148 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,149 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 18:41:44,150 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 18:41:44,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,152 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,169 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,170 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:41:44,170 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:41:44,171 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,176 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,179 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 18:41:44,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,180 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,181 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,182 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 18:41:44,183 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 18:41:44,196 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:44,196 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:41:44,197 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:44,197 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:41:44,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,198 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,198 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 18:41:44,199 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:44,199 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,199 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 18:41:44,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,201 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 18:41:44,202 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,202 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,203 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:44,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,204 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:44,205 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:44,206 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,207 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,208 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:44,209 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,209 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,213 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:41:44,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,214 WARN L623 FunctionHandler]: Unknown extern function led_trigger_register_simple [2022-11-25 18:41:44,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,215 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 18:41:44,215 WARN L623 FunctionHandler]: Unknown extern function led_trigger_unregister_simple [2022-11-25 18:41:44,245 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:41:44,246 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:41:44,252 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,252 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,253 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,253 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,253 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,254 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:41:44,254 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,255 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:41:44,255 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:41:44,266 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:41:44,268 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,269 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,278 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,278 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,279 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,282 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:41:44,405 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:41:44,592 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2022-11-25 18:41:44,606 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 18:41:44,618 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 18:41:44,628 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:41:44,645 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,646 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,647 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,648 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 18:41:44,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,705 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,706 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,707 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,708 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:44,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,710 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,712 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:44,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,745 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,747 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:41:44,747 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:41:44,747 WARN L623 FunctionHandler]: Unknown extern function led_trigger_event [2022-11-25 18:41:44,748 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 18:41:44,748 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,749 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,749 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,750 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,751 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,751 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,753 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,754 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,760 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,761 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,761 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,765 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,766 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 18:41:44,766 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,768 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,769 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,769 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:44,770 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,771 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,772 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,773 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,775 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,776 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,777 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,778 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,779 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,781 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,782 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,784 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,785 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,787 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,788 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,789 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,790 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,791 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,793 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,794 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,795 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,796 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,800 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,801 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,801 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 18:41:44,801 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:41:44,802 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 18:41:44,802 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:41:44,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,803 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,803 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,805 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,807 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,808 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:44,808 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,808 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,809 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,810 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,810 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-11-25 18:41:44,811 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 18:41:44,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,813 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,818 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,820 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,821 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,821 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,821 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,822 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,823 WARN L623 FunctionHandler]: Unknown extern function cfg80211_find_ie [2022-11-25 18:41:44,824 WARN L623 FunctionHandler]: Unknown extern function ieee80211_channel_to_frequency [2022-11-25 18:41:44,826 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,827 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,828 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,828 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,829 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 18:41:44,829 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 18:41:44,829 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,830 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,832 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 18:41:44,833 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,834 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,834 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,834 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 18:41:44,835 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,835 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,836 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,836 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,837 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,838 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:44,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,839 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,842 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,842 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,842 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,844 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,844 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,846 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 18:41:44,846 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:41:44,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,848 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,849 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:41:44,850 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:41:44,850 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 18:41:44,851 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,853 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,854 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 18:41:44,854 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,854 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,856 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,856 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,857 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,857 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-11-25 18:41:44,858 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:41:44,858 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 18:41:44,858 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,858 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:44,859 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,860 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,860 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,861 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,862 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:41:44,862 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,863 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,863 WARN L623 FunctionHandler]: Unknown extern function ieee80211_scan_completed [2022-11-25 18:41:44,863 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queues [2022-11-25 18:41:44,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,864 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,865 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queues [2022-11-25 18:41:44,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,866 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,867 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_delayed_work [2022-11-25 18:41:44,867 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,869 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,869 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,872 WARN L623 FunctionHandler]: Unknown extern function print_hex_dump [2022-11-25 18:41:44,872 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,873 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,875 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_work [2022-11-25 18:41:44,876 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,878 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 18:41:44,879 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:41:44,881 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 18:41:44,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,882 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:41:44,882 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,883 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,883 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,883 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,884 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,884 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,885 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 18:41:44,885 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 18:41:44,885 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 18:41:44,886 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 18:41:44,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,889 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,890 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:41:44,890 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 18:41:44,890 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,894 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,896 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 18:41:44,896 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,897 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,897 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,899 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 18:41:44,899 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 18:41:44,899 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:44,899 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:41:44,900 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 18:41:44,900 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 18:41:44,900 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,901 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,901 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 18:41:44,901 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:44,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,902 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 18:41:44,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,903 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 18:41:44,904 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,904 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,904 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:44,905 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,905 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:44,906 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-11-25 18:41:44,906 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 18:41:44,907 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:41:44,908 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 18:41:44,908 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,909 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 18:41:44,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,910 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:41:44,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,911 WARN L623 FunctionHandler]: Unknown extern function led_trigger_register_simple [2022-11-25 18:41:44,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:41:44,911 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 18:41:44,912 WARN L623 FunctionHandler]: Unknown extern function led_trigger_unregister_simple [2022-11-25 18:41:44,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:41:44,914 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_u32 [2022-11-25 18:41:44,918 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,919 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,919 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,919 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,919 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,920 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:41:44,920 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_free [2022-11-25 18:41:44,920 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 18:41:44,921 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 18:41:44,925 WARN L623 FunctionHandler]: Unknown extern function ldv_skb_alloc [2022-11-25 18:41:44,927 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,928 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,929 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,930 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,930 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,931 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:41:44,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:41:45,038 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:41:45,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45 WrapperNode [2022-11-25 18:41:45,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:41:45,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:41:45,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:41:45,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:41:45,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,158 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,362 INFO L138 Inliner]: procedures = 254, calls = 3023, calls flagged for inlining = 111, calls inlined = 96, statements flattened = 5166 [2022-11-25 18:41:45,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:41:45,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:41:45,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:41:45,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:41:45,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:41:45,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:41:45,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:41:45,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:41:45,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (1/1) ... [2022-11-25 18:41:45,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:41:45,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:41:45,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:41:45,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:41:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure at76_hw_scan [2022-11-25 18:41:46,003 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_hw_scan [2022-11-25 18:41:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dfu_get_status [2022-11-25 18:41:46,003 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dfu_get_status [2022-11-25 18:41:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure at76_join [2022-11-25 18:41:46,004 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_join [2022-11-25 18:41:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-25 18:41:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-25 18:41:46,004 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-25 18:41:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-25 18:41:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-25 18:41:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 18:41:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-25 18:41:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 18:41:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 18:41:46,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 18:41:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-11-25 18:41:46,006 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-11-25 18:41:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure at76_submit_rx_urb [2022-11-25 18:41:46,007 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_submit_rx_urb [2022-11-25 18:41:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure at76_add_interface [2022-11-25 18:41:46,007 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_add_interface [2022-11-25 18:41:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_timeout [2022-11-25 18:41:46,007 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_timeout [2022-11-25 18:41:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 18:41:46,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 18:41:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-25 18:41:46,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-25 18:41:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure at76_bss_info_changed [2022-11-25 18:41:46,008 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_bss_info_changed [2022-11-25 18:41:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure at76_wait_completion [2022-11-25 18:41:46,009 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_wait_completion [2022-11-25 18:41:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 18:41:46,009 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 18:41:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-25 18:41:46,010 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-25 18:41:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 18:41:46,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 18:41:46,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 18:41:46,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 18:41:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 18:41:46,011 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 18:41:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:41:46,011 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 18:41:46,011 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 18:41:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 18:41:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-25 18:41:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-25 18:41:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure at76_delete_device [2022-11-25 18:41:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_delete_device [2022-11-25 18:41:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-11-25 18:41:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_mib [2022-11-25 18:41:46,013 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_mib [2022-11-25 18:41:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_radio [2022-11-25 18:41:46,013 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_radio [2022-11-25 18:41:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-25 18:41:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-25 18:41:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-25 18:41:46,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:41:46,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-25 18:41:46,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 18:41:46,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-25 18:41:46,015 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_event [2022-11-25 18:41:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_event [2022-11-25 18:41:46,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 18:41:46,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-25 18:41:46,016 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_card_command [2022-11-25 18:41:46,016 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_card_command [2022-11-25 18:41:46,017 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_cmd_status [2022-11-25 18:41:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_cmd_status [2022-11-25 18:41:46,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-25 18:41:46,017 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 18:41:46,017 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 18:41:46,018 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 18:41:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 18:41:46,018 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 18:41:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 18:41:46,018 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-11-25 18:41:46,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-11-25 18:41:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 18:41:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 18:41:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-25 18:41:46,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-25 18:41:46,019 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 18:41:46,020 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 18:41:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_mib [2022-11-25 18:41:46,020 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_mib [2022-11-25 18:41:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-25 18:41:46,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-25 18:41:46,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 18:41:46,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 18:41:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_pm_mode [2022-11-25 18:41:46,021 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_pm_mode [2022-11-25 18:41:46,021 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_key [2022-11-25 18:41:46,021 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_key [2022-11-25 18:41:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure at76_is_505a [2022-11-25 18:41:46,022 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_is_505a [2022-11-25 18:41:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_hw_cfg [2022-11-25 18:41:46,022 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_hw_cfg [2022-11-25 18:41:46,022 INFO L130 BoogieDeclarations]: Found specification of procedure at76_config [2022-11-25 18:41:46,022 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_config [2022-11-25 18:41:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-25 18:41:46,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-25 18:41:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 18:41:46,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 18:41:46,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-25 18:41:46,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-25 18:41:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-25 18:41:46,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-25 18:41:46,024 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-25 18:41:46,024 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-25 18:41:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-25 18:41:46,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-25 18:41:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_op_mode [2022-11-25 18:41:46,025 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_op_mode [2022-11-25 18:41:46,025 INFO L130 BoogieDeclarations]: Found specification of procedure at76_remove_interface [2022-11-25 18:41:46,025 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_remove_interface [2022-11-25 18:41:46,026 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-25 18:41:46,026 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-25 18:41:46,027 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 18:41:46,028 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 18:41:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-25 18:41:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-25 18:41:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-25 18:41:46,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-25 18:41:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 18:41:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 18:41:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_name [2022-11-25 18:41:46,029 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_name [2022-11-25 18:41:46,029 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-25 18:41:46,030 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-25 18:41:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 18:41:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure at76_start_monitor [2022-11-25 18:41:46,030 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_start_monitor [2022-11-25 18:41:46,030 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-11-25 18:41:46,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-11-25 18:41:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-25 18:41:46,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-25 18:41:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:41:46,031 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 18:41:46,031 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 18:41:46,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 18:41:46,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-25 18:41:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-25 18:41:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-25 18:41:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-25 18:41:46,034 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-25 18:41:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 18:41:46,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 18:41:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-25 18:41:46,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-25 18:41:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 18:41:46,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 18:41:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure at76_configure_filter [2022-11-25 18:41:46,036 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_configure_filter [2022-11-25 18:41:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 18:41:46,036 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 18:41:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2022-11-25 18:41:46,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2022-11-25 18:41:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-25 18:41:46,037 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-25 18:41:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-25 18:41:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mac80211_tx [2022-11-25 18:41:46,037 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mac80211_tx [2022-11-25 18:41:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:41:46,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:41:46,038 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-25 18:41:46,038 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-25 18:41:47,265 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:41:47,269 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:41:48,813 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 18:42:23,764 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:42:23,783 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:42:23,783 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 18:42:23,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:23 BoogieIcfgContainer [2022-11-25 18:42:23,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:42:23,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:42:23,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:42:23,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:42:23,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:41:40" (1/3) ... [2022-11-25 18:42:23,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b9c7a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:42:23, skipping insertion in model container [2022-11-25 18:42:23,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:41:45" (2/3) ... [2022-11-25 18:42:23,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b9c7a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:42:23, skipping insertion in model container [2022-11-25 18:42:23,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:23" (3/3) ... [2022-11-25 18:42:23,798 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2022-11-25 18:42:23,822 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:42:23,823 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:42:23,941 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:42:23,952 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2eeff58c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:42:23,953 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:42:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 1321 states, 956 states have (on average 1.3859832635983265) internal successors, (1325), 980 states have internal predecessors, (1325), 296 states have call successors, (296), 68 states have call predecessors, (296), 67 states have return successors, (291), 290 states have call predecessors, (291), 291 states have call successors, (291) [2022-11-25 18:42:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-25 18:42:24,003 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:42:24,004 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:42:24,005 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:42:24,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:42:24,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1064874827, now seen corresponding path program 1 times [2022-11-25 18:42:24,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:42:24,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2143063085] [2022-11-25 18:42:24,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:42:24,049 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:24,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:42:24,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:42:24,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-25 18:42:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:42:28,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 3850 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 18:42:28,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:42:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-25 18:42:28,416 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:42:28,417 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:42:28,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2143063085] [2022-11-25 18:42:28,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2143063085] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:42:28,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:42:28,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 18:42:28,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842939440] [2022-11-25 18:42:28,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:42:28,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 18:42:28,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:42:28,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 18:42:28,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 18:42:28,459 INFO L87 Difference]: Start difference. First operand has 1321 states, 956 states have (on average 1.3859832635983265) internal successors, (1325), 980 states have internal predecessors, (1325), 296 states have call successors, (296), 68 states have call predecessors, (296), 67 states have return successors, (291), 290 states have call predecessors, (291), 291 states have call successors, (291) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 18:42:29,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:42:29,008 INFO L93 Difference]: Finished difference Result 2640 states and 3916 transitions. [2022-11-25 18:42:29,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:42:29,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 80 [2022-11-25 18:42:29,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:42:29,033 INFO L225 Difference]: With dead ends: 2640 [2022-11-25 18:42:29,033 INFO L226 Difference]: Without dead ends: 1310 [2022-11-25 18:42:29,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:42:29,051 INFO L413 NwaCegarLoop]: 1900 mSDtfsCounter, 2 mSDsluCounter, 3787 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5687 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:42:29,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 5687 Invalid, 29 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 18:42:29,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2022-11-25 18:42:29,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 1310. [2022-11-25 18:42:29,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 952 states have (on average 1.3728991596638656) internal successors, (1307), 969 states have internal predecessors, (1307), 291 states have call successors, (291), 67 states have call predecessors, (291), 66 states have return successors, (290), 289 states have call predecessors, (290), 290 states have call successors, (290) [2022-11-25 18:42:29,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 1888 transitions. [2022-11-25 18:42:29,196 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 1888 transitions. Word has length 80 [2022-11-25 18:42:29,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:42:29,198 INFO L495 AbstractCegarLoop]: Abstraction has 1310 states and 1888 transitions. [2022-11-25 18:42:29,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 18:42:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1888 transitions. [2022-11-25 18:42:29,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-25 18:42:29,202 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:42:29,202 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:42:29,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-25 18:42:29,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:29,428 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:42:29,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:42:29,429 INFO L85 PathProgramCache]: Analyzing trace with hash -448175325, now seen corresponding path program 1 times [2022-11-25 18:42:29,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:42:29,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [353895869] [2022-11-25 18:42:29,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:42:29,438 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:29,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:42:29,439 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:42:29,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-25 18:42:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:42:33,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 3872 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 18:42:33,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:42:34,066 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-25 18:42:34,066 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:42:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-25 18:42:34,529 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:42:34,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [353895869] [2022-11-25 18:42:34,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [353895869] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:42:34,529 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:42:34,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-25 18:42:34,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835047668] [2022-11-25 18:42:34,530 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:42:34,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 18:42:34,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:42:34,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 18:42:34,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:42:34,533 INFO L87 Difference]: Start difference. First operand 1310 states and 1888 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 18:42:35,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:42:35,809 INFO L93 Difference]: Finished difference Result 2610 states and 3788 transitions. [2022-11-25 18:42:35,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-25 18:42:35,811 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2022-11-25 18:42:35,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:42:35,821 INFO L225 Difference]: With dead ends: 2610 [2022-11-25 18:42:35,822 INFO L226 Difference]: Without dead ends: 1319 [2022-11-25 18:42:35,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2022-11-25 18:42:35,828 INFO L413 NwaCegarLoop]: 1876 mSDtfsCounter, 7 mSDsluCounter, 9337 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 11213 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:42:35,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 11213 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 18:42:35,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1319 states. [2022-11-25 18:42:35,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1319 to 1319. [2022-11-25 18:42:35,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 960 states have (on average 1.3729166666666666) internal successors, (1318), 977 states have internal predecessors, (1318), 291 states have call successors, (291), 68 states have call predecessors, (291), 67 states have return successors, (290), 289 states have call predecessors, (290), 290 states have call successors, (290) [2022-11-25 18:42:35,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1899 transitions. [2022-11-25 18:42:35,906 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1899 transitions. Word has length 82 [2022-11-25 18:42:35,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:42:35,907 INFO L495 AbstractCegarLoop]: Abstraction has 1319 states and 1899 transitions. [2022-11-25 18:42:35,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 18:42:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1899 transitions. [2022-11-25 18:42:35,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-25 18:42:35,910 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:42:35,910 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:42:36,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:42:36,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:36,124 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:42:36,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:42:36,125 INFO L85 PathProgramCache]: Analyzing trace with hash 544973717, now seen corresponding path program 2 times [2022-11-25 18:42:36,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:42:36,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536113220] [2022-11-25 18:42:36,129 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:42:36,130 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:36,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:42:36,156 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:42:36,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-25 18:42:39,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-25 18:42:39,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 18:42:40,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 3694 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:42:40,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:42:40,125 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2022-11-25 18:42:40,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:42:40,126 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:42:40,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536113220] [2022-11-25 18:42:40,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1536113220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:42:40,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:42:40,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 18:42:40,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721991730] [2022-11-25 18:42:40,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:42:40,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:42:40,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:42:40,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:42:40,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:42:40,129 INFO L87 Difference]: Start difference. First operand 1319 states and 1899 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-25 18:42:40,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:42:40,715 INFO L93 Difference]: Finished difference Result 3879 states and 5593 transitions. [2022-11-25 18:42:40,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:42:40,716 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 86 [2022-11-25 18:42:40,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:42:40,731 INFO L225 Difference]: With dead ends: 3879 [2022-11-25 18:42:40,731 INFO L226 Difference]: Without dead ends: 2584 [2022-11-25 18:42:40,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 18:42:40,738 INFO L413 NwaCegarLoop]: 2174 mSDtfsCounter, 1823 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1823 SdHoareTripleChecker+Valid, 4035 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-25 18:42:40,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1823 Valid, 4035 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-25 18:42:40,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2584 states. [2022-11-25 18:42:40,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2584 to 2584. [2022-11-25 18:42:40,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2584 states, 1882 states have (on average 1.377258235919235) internal successors, (2592), 1916 states have internal predecessors, (2592), 567 states have call successors, (567), 135 states have call predecessors, (567), 134 states have return successors, (566), 564 states have call predecessors, (566), 566 states have call successors, (566) [2022-11-25 18:42:40,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2584 states and 3725 transitions. [2022-11-25 18:42:40,870 INFO L78 Accepts]: Start accepts. Automaton has 2584 states and 3725 transitions. Word has length 86 [2022-11-25 18:42:40,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:42:40,871 INFO L495 AbstractCegarLoop]: Abstraction has 2584 states and 3725 transitions. [2022-11-25 18:42:40,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-25 18:42:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3725 transitions. [2022-11-25 18:42:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-25 18:42:40,875 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:42:40,876 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:42:40,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:42:41,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:41,092 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:42:41,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:42:41,093 INFO L85 PathProgramCache]: Analyzing trace with hash -801992927, now seen corresponding path program 1 times [2022-11-25 18:42:41,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:42:41,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2017538976] [2022-11-25 18:42:41,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:42:41,099 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:41,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:42:41,100 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:42:41,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-25 18:42:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:42:45,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 3987 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 18:42:45,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:42:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 49 proven. 3 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-25 18:42:46,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:42:46,760 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-25 18:42:46,761 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 18:42:46,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2017538976] [2022-11-25 18:42:46,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2017538976] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:42:46,761 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 18:42:46,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-25 18:42:46,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924080771] [2022-11-25 18:42:46,762 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 18:42:46,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 18:42:46,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 18:42:46,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 18:42:46,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-25 18:42:46,767 INFO L87 Difference]: Start difference. First operand 2584 states and 3725 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 18:42:48,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:42:48,386 INFO L93 Difference]: Finished difference Result 5161 states and 7485 transitions. [2022-11-25 18:42:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-25 18:42:48,387 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2022-11-25 18:42:48,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:42:48,406 INFO L225 Difference]: With dead ends: 5161 [2022-11-25 18:42:48,407 INFO L226 Difference]: Without dead ends: 2596 [2022-11-25 18:42:48,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=91, Invalid=149, Unknown=0, NotChecked=0, Total=240 [2022-11-25 18:42:48,419 INFO L413 NwaCegarLoop]: 1874 mSDtfsCounter, 8 mSDsluCounter, 7483 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 9357 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:42:48,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 9357 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 18:42:48,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2596 states. [2022-11-25 18:42:48,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2596 to 2596. [2022-11-25 18:42:48,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2596 states, 1893 states have (on average 1.376122556788167) internal successors, (2605), 1927 states have internal predecessors, (2605), 567 states have call successors, (567), 136 states have call predecessors, (567), 135 states have return successors, (566), 564 states have call predecessors, (566), 566 states have call successors, (566) [2022-11-25 18:42:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2596 states and 3738 transitions. [2022-11-25 18:42:48,607 INFO L78 Accepts]: Start accepts. Automaton has 2596 states and 3738 transitions. Word has length 102 [2022-11-25 18:42:48,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:42:48,607 INFO L495 AbstractCegarLoop]: Abstraction has 2596 states and 3738 transitions. [2022-11-25 18:42:48,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 2 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 18:42:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 3738 transitions. [2022-11-25 18:42:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-25 18:42:48,610 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:42:48,611 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:42:48,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-25 18:42:48,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:48,824 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:42:48,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:42:48,825 INFO L85 PathProgramCache]: Analyzing trace with hash -819133599, now seen corresponding path program 2 times [2022-11-25 18:42:48,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 18:42:48,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1903932244] [2022-11-25 18:42:48,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-25 18:42:48,830 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-25 18:42:48,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 18:42:48,832 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-25 18:42:48,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_021fd976-ac01-4b32-8d13-d674d42345c8/bin/uautomizer-ZsLfNo2U6R/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process