./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8 --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 7c12097eac5f261adffff229683e356131e183db7c13bb0d667f223c1dbcfa9a --- 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-2329fc7 [2022-12-13 21:07:07,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:07:07,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:07:07,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:07:07,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:07:07,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:07:07,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:07:07,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:07:07,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:07:07,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:07:07,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:07:07,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:07:07,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:07:07,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:07:07,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:07:07,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:07:07,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:07:07,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:07:07,109 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:07:07,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:07:07,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:07:07,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:07:07,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:07:07,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:07:07,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:07:07,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:07:07,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:07:07,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:07:07,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:07:07,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:07:07,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:07:07,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:07:07,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:07:07,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:07:07,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:07:07,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:07:07,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:07:07,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:07:07,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:07:07,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:07:07,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:07:07,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 21:07:07,137 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:07:07,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:07:07,138 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:07:07,138 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:07:07,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:07:07,139 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:07:07,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:07:07,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:07:07,139 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:07:07,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:07:07,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:07:07,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:07:07,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:07:07,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:07:07,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:07:07,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:07:07,141 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:07:07,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:07:07,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:07:07,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:07:07,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:07:07,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:07:07,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:07:07,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:07:07,143 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:07:07,143 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c12097eac5f261adffff229683e356131e183db7c13bb0d667f223c1dbcfa9a [2022-12-13 21:07:07,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:07:07,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:07:07,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:07:07,346 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:07:07,346 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:07:07,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i [2022-12-13 21:07:09,908 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:07:10,260 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:07:10,261 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i [2022-12-13 21:07:10,291 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/data/aaa0bd1bc/fd65e6757d5b42148bb4a4df8218b4bf/FLAG452955be8 [2022-12-13 21:07:10,303 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/data/aaa0bd1bc/fd65e6757d5b42148bb4a4df8218b4bf [2022-12-13 21:07:10,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:07:10,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:07:10,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:07:10,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:07:10,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:07:10,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:07:10" (1/1) ... [2022-12-13 21:07:10,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27907e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:10, skipping insertion in model container [2022-12-13 21:07:10,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:07:10" (1/1) ... [2022-12-13 21:07:10,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:07:10,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:07:11,319 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 21:07:11,328 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 21:07:11,337 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 21:07:11,345 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 21:07:11,354 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 21:07:11,416 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:07:11,656 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:11,658 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:11,793 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:11,800 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:11,800 WARN L623 FunctionHandler]: Unknown extern function usb_clear_halt [2022-12-13 21:07:11,802 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:11,804 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:11,804 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:07:11,806 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 21:07:11,808 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 21:07:11,819 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:11,820 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_async [2022-12-13 21:07:11,820 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_no_suspend [2022-12-13 21:07:11,821 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:11,821 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:11,827 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:11,829 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:11,829 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_async [2022-12-13 21:07:11,830 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_no_suspend [2022-12-13 21:07:11,831 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:11,831 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:11,837 WARN L623 FunctionHandler]: Unknown extern function hid_input_report [2022-12-13 21:07:11,838 WARN L623 FunctionHandler]: Unknown extern function hid_check_keys_pressed [2022-12-13 21:07:11,839 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,840 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:11,843 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:11,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,844 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:11,847 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:11,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,851 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:11,857 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,859 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:11,859 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:11,865 WARN L623 FunctionHandler]: Unknown extern function hid_input_report [2022-12-13 21:07:11,866 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,867 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:11,867 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:11,874 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,874 WARN L623 FunctionHandler]: Unknown extern function hid_alloc_report_buf [2022-12-13 21:07:11,875 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,875 WARN L623 FunctionHandler]: Unknown extern function hid_output_report [2022-12-13 21:07:11,876 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_no_resume [2022-12-13 21:07:11,876 WARN L623 FunctionHandler]: Unknown extern function usb_block_urb [2022-12-13 21:07:11,877 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:07:11,877 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-12-13 21:07:11,878 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:11,878 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,879 WARN L623 FunctionHandler]: Unknown extern function hid_alloc_report_buf [2022-12-13 21:07:11,879 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,880 WARN L623 FunctionHandler]: Unknown extern function hid_output_report [2022-12-13 21:07:11,881 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_no_resume [2022-12-13 21:07:11,881 WARN L623 FunctionHandler]: Unknown extern function usb_block_urb [2022-12-13 21:07:11,881 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:07:11,882 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-12-13 21:07:11,882 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:11,892 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 21:07:11,894 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 21:07:11,895 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 21:07:11,895 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:07:11,895 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,900 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:11,906 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:11,907 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-12-13 21:07:11,908 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-12-13 21:07:11,908 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 21:07:11,909 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:11,912 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:11,912 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:11,912 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:11,924 WARN L623 FunctionHandler]: Unknown extern function hid_set_field [2022-12-13 21:07:11,944 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:11,952 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:11,960 WARN L623 FunctionHandler]: Unknown extern function usb_interrupt_msg [2022-12-13 21:07:11,973 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:11,979 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 21:07:11,980 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 21:07:11,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,983 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,983 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:11,983 WARN L623 FunctionHandler]: Unknown extern function hid_parse_report [2022-12-13 21:07:11,984 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:11,984 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:11,994 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-12-13 21:07:11,995 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:11,995 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-12-13 21:07:11,996 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-12-13 21:07:12,001 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:12,002 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:12,002 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:12,003 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:12,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,028 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:12,029 WARN L623 FunctionHandler]: Unknown extern function hid_allocate_device [2022-12-13 21:07:12,031 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 21:07:12,031 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 21:07:12,032 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 21:07:12,032 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 21:07:12,033 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-13 21:07:12,034 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 21:07:12,034 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 21:07:12,035 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 21:07:12,035 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 21:07:12,036 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:07:12,036 WARN L623 FunctionHandler]: Unknown extern function hid_add_device [2022-12-13 21:07:12,036 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:12,037 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,037 WARN L623 FunctionHandler]: Unknown extern function hid_destroy_device [2022-12-13 21:07:12,043 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:12,043 WARN L623 FunctionHandler]: Unknown extern function hid_destroy_device [2022-12-13 21:07:12,044 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,044 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 21:07:12,049 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:12,049 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:12,049 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:12,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,060 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,060 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:07:12,060 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,061 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,062 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-12-13 21:07:12,062 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-12-13 21:07:12,076 WARN L623 FunctionHandler]: Unknown extern function hidinput_count_leds [2022-12-13 21:07:12,079 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,086 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,092 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-12-13 21:07:12,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,307 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 21:07:12,313 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:12,314 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:12,315 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:07:12,316 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:12,316 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:12,320 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:07:12,321 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:07:12,321 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:07:12,321 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:07:12,322 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 21:07:12,335 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 21:07:12,367 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,375 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 21:07:12,376 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,377 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 21:07:12,381 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 21:07:12,382 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 21:07:12,382 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,383 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 21:07:12,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:12,393 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 21:07:12,394 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 21:07:12,466 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 21:07:12,604 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:12,604 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 21:07:12,605 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 21:07:12,605 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 21:07:12,609 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:12,609 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 21:07:12,610 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 21:07:12,610 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 21:07:12,662 WARN L623 FunctionHandler]: Unknown extern function __hid_request [2022-12-13 21:07:12,687 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-13 21:07:12,688 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:12,695 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-13 21:07:12,700 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 21:07:12,700 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,701 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 21:07:12,701 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 21:07:12,706 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 21:07:12,707 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 21:07:12,717 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 21:07:12,718 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 21:07:12,718 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:07:12,719 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 21:07:12,719 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:07:12,733 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,734 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,734 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,735 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,740 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:12,740 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-13 21:07:12,741 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,741 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,741 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,747 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:12,750 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:12,750 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:12,767 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 21:07:12,769 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 21:07:12,769 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:07:12,770 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 21:07:12,770 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-12-13 21:07:12,770 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:12,771 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,772 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-12-13 21:07:12,772 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:12,772 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:12,818 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-13 21:07:12,819 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:12,820 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:12,851 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:12,851 WARN L623 FunctionHandler]: Unknown extern function up [2022-12-13 21:07:12,857 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:12,857 WARN L623 FunctionHandler]: Unknown extern function down [2022-12-13 21:07:12,873 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:12,880 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:12,887 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,948 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,949 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,951 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,952 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,953 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:12,971 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:12,978 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:12,982 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:12,984 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,003 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:13,005 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:13,006 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:13,018 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,020 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,027 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:13,043 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,044 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,044 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,044 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,045 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,045 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,045 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,046 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,046 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,047 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,052 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,059 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,060 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,060 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,061 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,071 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,072 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,072 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,072 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,073 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,074 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,075 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,080 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:13,081 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,086 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:13,087 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:07:13,088 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,089 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,090 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,092 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,093 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,095 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:13,095 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:07:13,096 WARN L623 FunctionHandler]: Unknown extern function input_ff_create [2022-12-13 21:07:13,097 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 21:07:13,097 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:13,529 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 21:07:13,737 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 21:07:14,244 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[497733,497746] [2022-12-13 21:07:14,246 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[497878,497891] [2022-12-13 21:07:14,247 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498024,498037] [2022-12-13 21:07:14,247 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498189,498202] [2022-12-13 21:07:14,247 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498347,498360] [2022-12-13 21:07:14,248 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498505,498518] [2022-12-13 21:07:14,248 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498663,498676] [2022-12-13 21:07:14,248 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498823,498836] [2022-12-13 21:07:14,249 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498982,498995] [2022-12-13 21:07:14,249 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499121,499134] [2022-12-13 21:07:14,249 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499263,499276] [2022-12-13 21:07:14,249 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499412,499425] [2022-12-13 21:07:14,250 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499551,499564] [2022-12-13 21:07:14,250 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499706,499719] [2022-12-13 21:07:14,250 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499866,499879] [2022-12-13 21:07:14,250 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500017,500030] [2022-12-13 21:07:14,251 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500168,500181] [2022-12-13 21:07:14,251 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500320,500333] [2022-12-13 21:07:14,251 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500469,500482] [2022-12-13 21:07:14,251 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500617,500630] [2022-12-13 21:07:14,252 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500774,500787] [2022-12-13 21:07:14,252 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500923,500936] [2022-12-13 21:07:14,252 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501079,501092] [2022-12-13 21:07:14,252 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501232,501245] [2022-12-13 21:07:14,253 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501378,501391] [2022-12-13 21:07:14,253 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501521,501534] [2022-12-13 21:07:14,253 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501673,501686] [2022-12-13 21:07:14,254 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501819,501832] [2022-12-13 21:07:14,254 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501964,501977] [2022-12-13 21:07:14,254 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502118,502131] [2022-12-13 21:07:14,254 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502269,502282] [2022-12-13 21:07:14,255 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502424,502437] [2022-12-13 21:07:14,255 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502576,502589] [2022-12-13 21:07:14,255 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502731,502744] [2022-12-13 21:07:14,256 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502895,502908] [2022-12-13 21:07:14,256 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503051,503064] [2022-12-13 21:07:14,256 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503215,503228] [2022-12-13 21:07:14,256 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503357,503370] [2022-12-13 21:07:14,256 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503515,503528] [2022-12-13 21:07:14,257 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503682,503695] [2022-12-13 21:07:14,257 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503841,503854] [2022-12-13 21:07:14,257 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504000,504013] [2022-12-13 21:07:14,257 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504149,504162] [2022-12-13 21:07:14,258 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504296,504309] [2022-12-13 21:07:14,258 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504435,504448] [2022-12-13 21:07:14,258 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504598,504611] [2022-12-13 21:07:14,258 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504764,504777] [2022-12-13 21:07:14,259 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504928,504941] [2022-12-13 21:07:14,259 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505093,505106] [2022-12-13 21:07:14,259 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505258,505271] [2022-12-13 21:07:14,259 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505424,505437] [2022-12-13 21:07:14,260 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505589,505602] [2022-12-13 21:07:14,260 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505756,505769] [2022-12-13 21:07:14,260 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505916,505929] [2022-12-13 21:07:14,260 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506078,506091] [2022-12-13 21:07:14,261 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506237,506250] [2022-12-13 21:07:14,261 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506383,506396] [2022-12-13 21:07:14,261 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506526,506539] [2022-12-13 21:07:14,261 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506670,506683] [2022-12-13 21:07:14,262 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506813,506826] [2022-12-13 21:07:14,262 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506957,506970] [2022-12-13 21:07:14,262 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507098,507111] [2022-12-13 21:07:14,262 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507236,507249] [2022-12-13 21:07:14,263 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507394,507407] [2022-12-13 21:07:14,263 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507553,507566] [2022-12-13 21:07:14,263 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507709,507722] [2022-12-13 21:07:14,263 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507858,507871] [2022-12-13 21:07:14,264 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508010,508023] [2022-12-13 21:07:14,264 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508161,508174] [2022-12-13 21:07:14,264 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508310,508323] [2022-12-13 21:07:14,264 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508462,508475] [2022-12-13 21:07:14,265 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508610,508623] [2022-12-13 21:07:14,265 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508763,508776] [2022-12-13 21:07:14,265 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508914,508927] [2022-12-13 21:07:14,265 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509064,509077] [2022-12-13 21:07:14,266 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509211,509224] [2022-12-13 21:07:14,266 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509362,509375] [2022-12-13 21:07:14,266 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509513,509526] [2022-12-13 21:07:14,266 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509661,509674] [2022-12-13 21:07:14,267 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509827,509840] [2022-12-13 21:07:14,267 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509996,510009] [2022-12-13 21:07:14,267 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510163,510176] [2022-12-13 21:07:14,267 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510331,510344] [2022-12-13 21:07:14,267 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510481,510494] [2022-12-13 21:07:14,268 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510628,510641] [2022-12-13 21:07:14,268 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510789,510802] [2022-12-13 21:07:14,268 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510959,510972] [2022-12-13 21:07:14,268 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[511121,511134] [2022-12-13 21:07:14,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:07:14,329 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:07:14,408 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 21:07:14,409 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 21:07:14,409 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 21:07:14,409 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 21:07:14,410 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 21:07:14,410 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:07:14,419 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:14,420 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:14,423 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,425 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,426 WARN L623 FunctionHandler]: Unknown extern function usb_clear_halt [2022-12-13 21:07:14,427 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,428 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,429 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:07:14,430 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 21:07:14,430 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 21:07:14,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,432 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_async [2022-12-13 21:07:14,432 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_no_suspend [2022-12-13 21:07:14,433 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:14,433 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:14,434 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:14,435 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,436 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_async [2022-12-13 21:07:14,436 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_no_suspend [2022-12-13 21:07:14,436 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:14,437 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:14,438 WARN L623 FunctionHandler]: Unknown extern function hid_input_report [2022-12-13 21:07:14,438 WARN L623 FunctionHandler]: Unknown extern function hid_check_keys_pressed [2022-12-13 21:07:14,438 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,441 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,444 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,444 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,445 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,447 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,451 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,452 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,453 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,453 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:14,454 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:14,454 WARN L623 FunctionHandler]: Unknown extern function hid_input_report [2022-12-13 21:07:14,455 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,455 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:14,455 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:14,457 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,457 WARN L623 FunctionHandler]: Unknown extern function hid_alloc_report_buf [2022-12-13 21:07:14,458 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,458 WARN L623 FunctionHandler]: Unknown extern function hid_output_report [2022-12-13 21:07:14,459 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_no_resume [2022-12-13 21:07:14,459 WARN L623 FunctionHandler]: Unknown extern function usb_block_urb [2022-12-13 21:07:14,459 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:07:14,459 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-12-13 21:07:14,459 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:14,460 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,460 WARN L623 FunctionHandler]: Unknown extern function hid_alloc_report_buf [2022-12-13 21:07:14,461 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,461 WARN L623 FunctionHandler]: Unknown extern function hid_output_report [2022-12-13 21:07:14,462 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface_no_resume [2022-12-13 21:07:14,462 WARN L623 FunctionHandler]: Unknown extern function usb_block_urb [2022-12-13 21:07:14,462 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:07:14,463 WARN L623 FunctionHandler]: Unknown extern function usb_unpoison_urb [2022-12-13 21:07:14,463 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface_async [2022-12-13 21:07:14,464 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 21:07:14,465 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 21:07:14,466 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 21:07:14,466 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:07:14,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,467 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:14,467 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:14,468 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-12-13 21:07:14,469 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-12-13 21:07:14,469 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 21:07:14,470 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,471 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,471 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,471 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,473 WARN L623 FunctionHandler]: Unknown extern function hid_set_field [2022-12-13 21:07:14,488 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:14,492 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:07:14,497 WARN L623 FunctionHandler]: Unknown extern function usb_interrupt_msg [2022-12-13 21:07:14,498 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,501 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 21:07:14,501 WARN L623 FunctionHandler]: Unknown extern function __usb_get_extra_descriptor [2022-12-13 21:07:14,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,503 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,503 WARN L623 FunctionHandler]: Unknown extern function hid_parse_report [2022-12-13 21:07:14,503 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,508 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-12-13 21:07:14,509 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,509 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-12-13 21:07:14,509 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-12-13 21:07:14,511 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:14,511 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,512 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,512 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,518 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,519 WARN L623 FunctionHandler]: Unknown extern function hid_allocate_device [2022-12-13 21:07:14,527 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 21:07:14,527 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 21:07:14,527 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 21:07:14,528 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-12-13 21:07:14,528 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-13 21:07:14,529 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 21:07:14,529 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 21:07:14,529 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 21:07:14,530 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 21:07:14,530 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:07:14,530 WARN L623 FunctionHandler]: Unknown extern function hid_add_device [2022-12-13 21:07:14,530 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,530 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,531 WARN L623 FunctionHandler]: Unknown extern function hid_destroy_device [2022-12-13 21:07:14,531 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:07:14,532 WARN L623 FunctionHandler]: Unknown extern function hid_destroy_device [2022-12-13 21:07:14,532 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,532 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 21:07:14,532 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,532 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,532 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:07:14,533 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,534 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,534 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,534 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:07:14,534 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,534 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,535 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-12-13 21:07:14,535 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-12-13 21:07:14,538 WARN L623 FunctionHandler]: Unknown extern function hidinput_count_leds [2022-12-13 21:07:14,542 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,543 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,546 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-12-13 21:07:14,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,559 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 21:07:14,560 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:14,560 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:14,560 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:07:14,561 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:14,561 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:14,563 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:07:14,564 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:07:14,564 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:07:14,564 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:07:14,565 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 21:07:14,565 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 21:07:14,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,569 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 21:07:14,569 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,569 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 21:07:14,570 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-12-13 21:07:14,570 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 21:07:14,570 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,570 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-12-13 21:07:14,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,572 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,574 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-12-13 21:07:14,574 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-12-13 21:07:14,575 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 21:07:14,576 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:14,576 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 21:07:14,576 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 21:07:14,576 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 21:07:14,577 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:14,577 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 21:07:14,577 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 21:07:14,577 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 21:07:14,579 WARN L623 FunctionHandler]: Unknown extern function __hid_request [2022-12-13 21:07:14,583 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-13 21:07:14,584 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:14,585 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-13 21:07:14,585 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 21:07:14,586 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,586 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 21:07:14,586 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 21:07:14,587 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 21:07:14,589 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-12-13 21:07:14,590 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-12-13 21:07:14,590 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 21:07:14,591 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:07:14,591 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 21:07:14,591 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:07:14,595 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,596 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,596 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,596 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,597 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:14,598 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-13 21:07:14,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,600 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:14,611 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:14,611 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 21:07:14,616 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 21:07:14,618 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 21:07:14,618 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:07:14,618 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 21:07:14,619 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-12-13 21:07:14,619 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,619 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-12-13 21:07:14,620 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:07:14,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,623 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-13 21:07:14,623 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:14,624 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:14,625 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,625 WARN L623 FunctionHandler]: Unknown extern function up [2022-12-13 21:07:14,625 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,626 WARN L623 FunctionHandler]: Unknown extern function down [2022-12-13 21:07:14,627 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:14,629 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:14,631 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,640 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,641 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,642 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,643 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,644 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,645 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,647 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,650 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,651 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,653 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:14,654 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:14,655 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 21:07:14,656 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,657 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,658 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,659 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:07:14,661 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,662 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,662 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,662 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,663 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,663 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,664 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,664 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,665 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,665 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,666 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,667 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,668 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,668 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,668 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,669 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,669 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,669 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,670 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,670 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,671 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,671 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,673 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:07:14,674 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,675 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:07:14,675 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:07:14,676 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,677 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,678 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,679 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,681 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,682 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 21:07:14,682 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:07:14,682 WARN L623 FunctionHandler]: Unknown extern function input_ff_create [2022-12-13 21:07:14,684 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 21:07:14,684 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:07:14,693 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 21:07:14,697 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 21:07:14,712 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[497733,497746] [2022-12-13 21:07:14,712 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[497878,497891] [2022-12-13 21:07:14,713 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498024,498037] [2022-12-13 21:07:14,713 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498189,498202] [2022-12-13 21:07:14,713 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498347,498360] [2022-12-13 21:07:14,713 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498505,498518] [2022-12-13 21:07:14,713 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498663,498676] [2022-12-13 21:07:14,714 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498823,498836] [2022-12-13 21:07:14,714 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[498982,498995] [2022-12-13 21:07:14,714 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499121,499134] [2022-12-13 21:07:14,714 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499263,499276] [2022-12-13 21:07:14,714 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499412,499425] [2022-12-13 21:07:14,715 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499551,499564] [2022-12-13 21:07:14,715 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499706,499719] [2022-12-13 21:07:14,715 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[499866,499879] [2022-12-13 21:07:14,716 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500017,500030] [2022-12-13 21:07:14,716 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500168,500181] [2022-12-13 21:07:14,716 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500320,500333] [2022-12-13 21:07:14,716 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500469,500482] [2022-12-13 21:07:14,716 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500617,500630] [2022-12-13 21:07:14,717 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500774,500787] [2022-12-13 21:07:14,717 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[500923,500936] [2022-12-13 21:07:14,717 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501079,501092] [2022-12-13 21:07:14,717 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501232,501245] [2022-12-13 21:07:14,718 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501378,501391] [2022-12-13 21:07:14,718 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501521,501534] [2022-12-13 21:07:14,718 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501673,501686] [2022-12-13 21:07:14,719 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501819,501832] [2022-12-13 21:07:14,719 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[501964,501977] [2022-12-13 21:07:14,719 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502118,502131] [2022-12-13 21:07:14,720 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502269,502282] [2022-12-13 21:07:14,720 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502424,502437] [2022-12-13 21:07:14,720 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502576,502589] [2022-12-13 21:07:14,720 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502731,502744] [2022-12-13 21:07:14,720 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[502895,502908] [2022-12-13 21:07:14,721 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503051,503064] [2022-12-13 21:07:14,721 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503215,503228] [2022-12-13 21:07:14,721 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503357,503370] [2022-12-13 21:07:14,721 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503515,503528] [2022-12-13 21:07:14,721 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503682,503695] [2022-12-13 21:07:14,722 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[503841,503854] [2022-12-13 21:07:14,722 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504000,504013] [2022-12-13 21:07:14,722 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504149,504162] [2022-12-13 21:07:14,722 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504296,504309] [2022-12-13 21:07:14,723 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504435,504448] [2022-12-13 21:07:14,723 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504598,504611] [2022-12-13 21:07:14,723 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504764,504777] [2022-12-13 21:07:14,724 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[504928,504941] [2022-12-13 21:07:14,724 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505093,505106] [2022-12-13 21:07:14,724 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505258,505271] [2022-12-13 21:07:14,725 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505424,505437] [2022-12-13 21:07:14,725 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505589,505602] [2022-12-13 21:07:14,725 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505756,505769] [2022-12-13 21:07:14,725 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[505916,505929] [2022-12-13 21:07:14,725 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506078,506091] [2022-12-13 21:07:14,726 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506237,506250] [2022-12-13 21:07:14,726 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506383,506396] [2022-12-13 21:07:14,726 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506526,506539] [2022-12-13 21:07:14,726 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506670,506683] [2022-12-13 21:07:14,727 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506813,506826] [2022-12-13 21:07:14,727 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[506957,506970] [2022-12-13 21:07:14,727 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507098,507111] [2022-12-13 21:07:14,727 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507236,507249] [2022-12-13 21:07:14,728 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507394,507407] [2022-12-13 21:07:14,728 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507553,507566] [2022-12-13 21:07:14,728 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507709,507722] [2022-12-13 21:07:14,728 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[507858,507871] [2022-12-13 21:07:14,729 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508010,508023] [2022-12-13 21:07:14,729 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508161,508174] [2022-12-13 21:07:14,729 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508310,508323] [2022-12-13 21:07:14,730 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508462,508475] [2022-12-13 21:07:14,730 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508610,508623] [2022-12-13 21:07:14,730 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508763,508776] [2022-12-13 21:07:14,730 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[508914,508927] [2022-12-13 21:07:14,731 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509064,509077] [2022-12-13 21:07:14,731 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509211,509224] [2022-12-13 21:07:14,731 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509362,509375] [2022-12-13 21:07:14,732 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509513,509526] [2022-12-13 21:07:14,732 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509661,509674] [2022-12-13 21:07:14,732 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509827,509840] [2022-12-13 21:07:14,733 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[509996,510009] [2022-12-13 21:07:14,733 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510163,510176] [2022-12-13 21:07:14,733 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510331,510344] [2022-12-13 21:07:14,733 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510481,510494] [2022-12-13 21:07:14,733 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510628,510641] [2022-12-13 21:07:14,734 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510789,510802] [2022-12-13 21:07:14,734 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[510959,510972] [2022-12-13 21:07:14,734 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_c9f842c8-6ce4-4b52-9911-19772d40e1fb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i[511121,511134] [2022-12-13 21:07:14,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:07:14,958 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:07:14,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14 WrapperNode [2022-12-13 21:07:14,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:07:14,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:07:14,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:07:14,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:07:14,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,250 INFO L138 Inliner]: procedures = 791, calls = 4667, calls flagged for inlining = 346, calls inlined = 247, statements flattened = 8121 [2022-12-13 21:07:15,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:07:15,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:07:15,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:07:15,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:07:15,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,462 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:07:15,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:07:15,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:07:15,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:07:15,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (1/1) ... [2022-12-13 21:07:15,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:07:15,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:07:15,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:07:15,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_request_effect_upload [2022-12-13 21:07:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_request_effect_upload [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2022-12-13 21:07:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_find_special_field [2022-12-13 21:07:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_find_special_field [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usbhid_device [2022-12-13 21:07:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_usbhid_device [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_check_usage [2022-12-13 21:07:15,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_check_usage [2022-12-13 21:07:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 21:07:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-12-13 21:07:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 21:07:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-12-13 21:07:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-13 21:07:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure hid_suspend [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_suspend [2022-12-13 21:07:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_erase_pid [2022-12-13 21:07:15,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_erase_pid [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 21:07:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure hid_submit_out [2022-12-13 21:07:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_submit_out [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2022-12-13 21:07:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure hid_output_report [2022-12-13 21:07:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_output_report [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 21:07:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 21:07:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-13 21:07:15,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_existancelock_of_hiddev [2022-12-13 21:07:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_existancelock_of_hiddev [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure hid_find_max_report [2022-12-13 21:07:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_find_max_report [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_autocenter [2022-12-13 21:07:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_autocenter [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 21:07:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure hiddev_ioctl [2022-12-13 21:07:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure hiddev_ioctl [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 21:07:15,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 21:07:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 21:07:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure hid_submit_ctrl [2022-12-13 21:07:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_submit_ctrl [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_120 [2022-12-13 21:07:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_120 [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 21:07:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-12-13 21:07:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_restart_out_queue [2022-12-13 21:07:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_restart_out_queue [2022-12-13 21:07:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 21:07:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 21:07:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_stop [2022-12-13 21:07:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_stop [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-12-13 21:07:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 21:07:15,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 21:07:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure hid_cease_io [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_cease_io [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_wait [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_wait [2022-12-13 21:07:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 21:07:15,569 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure hid_start_in [2022-12-13 21:07:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_start_in [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-13 21:07:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 21:07:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_hid_open_mut [2022-12-13 21:07:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_hid_open_mut [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure hid_io_error [2022-12-13 21:07:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_io_error [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 21:07:15,570 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 21:07:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:07:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 21:07:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-13 21:07:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-12-13 21:07:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure hid_cancel_delayed_stuff [2022-12-13 21:07:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_cancel_delayed_stuff [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 21:07:15,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 21:07:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_usbhid_device [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_usbhid_device [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure hiddev_lookup_report [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure hiddev_lookup_report [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 21:07:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 21:07:15,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_submit_report [2022-12-13 21:07:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_submit_report [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_mark_busy [2022-12-13 21:07:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_mark_busy [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure hid_set_idle [2022-12-13 21:07:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_set_idle [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_set [2022-12-13 21:07:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_set [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure hid_reset_resume [2022-12-13 21:07:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_reset_resume [2022-12-13 21:07:15,573 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-13 21:07:15,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure hid_alloc_report_buf [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_alloc_report_buf [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_find_reports [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_find_reports [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-12-13 21:07:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 21:07:15,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 21:07:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-12-13 21:07:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 21:07:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 21:07:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-12-13 21:07:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-12-13 21:07:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 21:07:15,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_restart_ctrl_queue [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_restart_ctrl_queue [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_reset [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_reset [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_thread_lock_of_hiddev_list [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_thread_lock_of_hiddev_list [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_lookup_quirk [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_lookup_quirk [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-12-13 21:07:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure hid_resume [2022-12-13 21:07:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_resume [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure hid_get_class_descriptor [2022-12-13 21:07:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_get_class_descriptor [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2022-12-13 21:07:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_96 [2022-12-13 21:07:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_96 [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-12-13 21:07:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 21:07:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_thread_lock_of_hiddev_list [2022-12-13 21:07:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_thread_lock_of_hiddev_list [2022-12-13 21:07:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_playback_pid [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_playback_pid [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure usb_block_urb [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_block_urb [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure hid_retry_timeout [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_retry_timeout [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2022-12-13 21:07:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2022-12-13 21:07:15,578 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_get_extra_descriptor [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_get_extra_descriptor [2022-12-13 21:07:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_init_reports [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_init_reports [2022-12-13 21:07:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_hid_open_mut [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_hid_open_mut [2022-12-13 21:07:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-13 21:07:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 21:07:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 21:07:15,579 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2022-12-13 21:07:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 21:07:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 21:07:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-13 21:07:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure hid_resume_common [2022-12-13 21:07:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_resume_common [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-12-13 21:07:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 21:07:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 21:07:15,580 INFO L130 BoogieDeclarations]: Found specification of procedure hid_free_buffers [2022-12-13 21:07:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_free_buffers [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 21:07:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure hid_pidff_init [2022-12-13 21:07:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_pidff_init [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 21:07:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-13 21:07:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-13 21:07:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-12-13 21:07:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_existancelock_of_hiddev [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_existancelock_of_hiddev [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-13 21:07:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 21:07:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2022-12-13 21:07:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-12-13 21:07:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 21:07:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 21:07:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_parse [2022-12-13 21:07:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_parse [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2022-12-13 21:07:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2022-12-13 21:07:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_wait_io [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_wait_io [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_put_power [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_put_power [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_check_autocenter [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_check_autocenter [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_99 [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_99 [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_find_special_keys [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_find_special_keys [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 21:07:15,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 21:07:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 21:07:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 21:07:15,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_no_suspend [2022-12-13 21:07:15,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_no_suspend [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2022-12-13 21:07:15,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_disconnect [2022-12-13 21:07:15,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_disconnect [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-12-13 21:07:15,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure hid_destroy_device [2022-12-13 21:07:15,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_destroy_device [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2022-12-13 21:07:15,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2022-12-13 21:07:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_open [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_open [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_rescale [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_rescale [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_close [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_close [2022-12-13 21:07:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 21:07:15,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_7_2 [2022-12-13 21:07:15,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_7_2 [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-12-13 21:07:15,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2022-12-13 21:07:15,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 21:07:15,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure pidff_find_fields [2022-12-13 21:07:15,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pidff_find_fields [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:15,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-13 21:07:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_quirks_exit [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_quirks_exit [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_restart_queues [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_restart_queues [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure hid_device_io_stop [2022-12-13 21:07:15,589 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_device_io_stop [2022-12-13 21:07:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 21:07:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_start [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_start [2022-12-13 21:07:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 21:07:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 21:07:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-13 21:07:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_list_lock_of_hiddev [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_list_lock_of_hiddev [2022-12-13 21:07:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 21:07:15,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure hid_pre_reset [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_pre_reset [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_list_lock_of_hiddev [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_list_lock_of_hiddev [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure hid_post_reset [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_post_reset [2022-12-13 21:07:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure usbhid_get_power [2022-12-13 21:07:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure usbhid_get_power [2022-12-13 21:07:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:07:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_119 [2022-12-13 21:07:15,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_119 [2022-12-13 21:07:16,357 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:07:16,361 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:07:16,626 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 21:07:30,625 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:07:30,641 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:07:30,641 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-13 21:07:30,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:07:30 BoogieIcfgContainer [2022-12-13 21:07:30,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:07:30,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:07:30,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:07:30,648 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:07:30,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:07:10" (1/3) ... [2022-12-13 21:07:30,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204835e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:07:30, skipping insertion in model container [2022-12-13 21:07:30,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:07:14" (2/3) ... [2022-12-13 21:07:30,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204835e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:07:30, skipping insertion in model container [2022-12-13 21:07:30,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:07:30" (3/3) ... [2022-12-13 21:07:30,650 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--hid--usbhid--usbhid.ko.cil.i [2022-12-13 21:07:30,664 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:07:30,664 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 33 error locations. [2022-12-13 21:07:30,737 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:07:30,742 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;@7cc343fd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:07:30,742 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-12-13 21:07:30,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 2998 states, 2012 states have (on average 1.3220675944333995) internal successors, (2660), 2104 states have internal predecessors, (2660), 768 states have call successors, (768), 186 states have call predecessors, (768), 185 states have return successors, (762), 755 states have call predecessors, (762), 762 states have call successors, (762) [2022-12-13 21:07:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-13 21:07:30,758 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:30,758 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:30,759 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:07:30,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:30,763 INFO L85 PathProgramCache]: Analyzing trace with hash 761585384, now seen corresponding path program 1 times [2022-12-13 21:07:30,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:07:30,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271883640] [2022-12-13 21:07:30,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:30,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:07:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:07:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:31,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:07:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:07:31,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:07:31,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271883640] [2022-12-13 21:07:31,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271883640] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:31,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:31,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:07:31,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895715825] [2022-12-13 21:07:31,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:31,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:31,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:07:31,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:31,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:31,727 INFO L87 Difference]: Start difference. First operand has 2998 states, 2012 states have (on average 1.3220675944333995) internal successors, (2660), 2104 states have internal predecessors, (2660), 768 states have call successors, (768), 186 states have call predecessors, (768), 185 states have return successors, (762), 755 states have call predecessors, (762), 762 states have call successors, (762) Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 1 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:07:34,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:34,487 INFO L93 Difference]: Finished difference Result 6173 states and 8840 transitions. [2022-12-13 21:07:34,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:07:34,489 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 1 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2022-12-13 21:07:34,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:34,511 INFO L225 Difference]: With dead ends: 6173 [2022-12-13 21:07:34,511 INFO L226 Difference]: Without dead ends: 3170 [2022-12-13 21:07:34,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:07:34,528 INFO L413 NwaCegarLoop]: 4175 mSDtfsCounter, 4084 mSDsluCounter, 11245 mSDsCounter, 0 mSdLazyCounter, 1542 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4093 SdHoareTripleChecker+Valid, 15420 SdHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:34,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4093 Valid, 15420 Invalid, 1543 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1542 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-12-13 21:07:34,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2022-12-13 21:07:34,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 3150. [2022-12-13 21:07:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3150 states, 2107 states have (on average 1.2909349786426199) internal successors, (2720), 2198 states have internal predecessors, (2720), 799 states have call successors, (799), 214 states have call predecessors, (799), 211 states have return successors, (800), 786 states have call predecessors, (800), 797 states have call successors, (800) [2022-12-13 21:07:34,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 3150 states and 4319 transitions. [2022-12-13 21:07:34,688 INFO L78 Accepts]: Start accepts. Automaton has 3150 states and 4319 transitions. Word has length 30 [2022-12-13 21:07:34,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:34,689 INFO L495 AbstractCegarLoop]: Abstraction has 3150 states and 4319 transitions. [2022-12-13 21:07:34,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 1 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:07:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 4319 transitions. [2022-12-13 21:07:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-13 21:07:34,690 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:34,690 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:34,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 21:07:34,691 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:07:34,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:34,691 INFO L85 PathProgramCache]: Analyzing trace with hash 761644966, now seen corresponding path program 1 times [2022-12-13 21:07:34,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:07:34,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824727649] [2022-12-13 21:07:34,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:34,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:07:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:07:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:07:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:07:35,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:07:35,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824727649] [2022-12-13 21:07:35,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824727649] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:35,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:35,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:07:35,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951113856] [2022-12-13 21:07:35,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:35,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:07:35,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:07:35,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:07:35,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:07:35,220 INFO L87 Difference]: Start difference. First operand 3150 states and 4319 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:07:35,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:35,326 INFO L93 Difference]: Finished difference Result 3157 states and 4326 transitions. [2022-12-13 21:07:35,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:07:35,326 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2022-12-13 21:07:35,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:35,338 INFO L225 Difference]: With dead ends: 3157 [2022-12-13 21:07:35,338 INFO L226 Difference]: Without dead ends: 3155 [2022-12-13 21:07:35,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:07:35,341 INFO L413 NwaCegarLoop]: 4101 mSDtfsCounter, 9 mSDsluCounter, 8197 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 12298 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:35,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 12298 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:07:35,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3155 states. [2022-12-13 21:07:35,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3155 to 3152. [2022-12-13 21:07:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 2109 states have (on average 1.2901849217638692) internal successors, (2721), 2200 states have internal predecessors, (2721), 799 states have call successors, (799), 214 states have call predecessors, (799), 211 states have return successors, (800), 786 states have call predecessors, (800), 797 states have call successors, (800) [2022-12-13 21:07:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4320 transitions. [2022-12-13 21:07:35,433 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4320 transitions. Word has length 30 [2022-12-13 21:07:35,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:35,433 INFO L495 AbstractCegarLoop]: Abstraction has 3152 states and 4320 transitions. [2022-12-13 21:07:35,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:07:35,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4320 transitions. [2022-12-13 21:07:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-13 21:07:35,434 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:35,434 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:35,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 21:07:35,434 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:07:35,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:35,435 INFO L85 PathProgramCache]: Analyzing trace with hash -401386162, now seen corresponding path program 1 times [2022-12-13 21:07:35,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:07:35,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390704216] [2022-12-13 21:07:35,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:35,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:07:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:07:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 21:07:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:07:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:07:35,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:07:35,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390704216] [2022-12-13 21:07:35,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390704216] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:35,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:35,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:07:35,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436484288] [2022-12-13 21:07:35,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:35,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:35,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:07:35,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:35,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:35,806 INFO L87 Difference]: Start difference. First operand 3152 states and 4320 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 21:07:35,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:35,931 INFO L93 Difference]: Finished difference Result 6293 states and 8725 transitions. [2022-12-13 21:07:35,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:35,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 37 [2022-12-13 21:07:35,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:35,944 INFO L225 Difference]: With dead ends: 6293 [2022-12-13 21:07:35,945 INFO L226 Difference]: Without dead ends: 3146 [2022-12-13 21:07:35,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:35,955 INFO L413 NwaCegarLoop]: 4096 mSDtfsCounter, 4080 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4080 SdHoareTripleChecker+Valid, 4096 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:35,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4080 Valid, 4096 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:07:35,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3146 states. [2022-12-13 21:07:36,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3146 to 3146. [2022-12-13 21:07:36,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3146 states, 2104 states have (on average 1.2889733840304183) internal successors, (2712), 2194 states have internal predecessors, (2712), 799 states have call successors, (799), 214 states have call predecessors, (799), 211 states have return successors, (800), 786 states have call predecessors, (800), 797 states have call successors, (800) [2022-12-13 21:07:36,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 3146 states and 4311 transitions. [2022-12-13 21:07:36,129 INFO L78 Accepts]: Start accepts. Automaton has 3146 states and 4311 transitions. Word has length 37 [2022-12-13 21:07:36,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:36,129 INFO L495 AbstractCegarLoop]: Abstraction has 3146 states and 4311 transitions. [2022-12-13 21:07:36,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 21:07:36,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 4311 transitions. [2022-12-13 21:07:36,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-13 21:07:36,131 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:36,131 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:36,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 21:07:36,131 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:07:36,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:36,132 INFO L85 PathProgramCache]: Analyzing trace with hash -756812675, now seen corresponding path program 1 times [2022-12-13 21:07:36,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:07:36,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558629876] [2022-12-13 21:07:36,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:36,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:07:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:07:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 21:07:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:07:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 21:07:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:07:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:07:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 21:07:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:36,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 21:07:36,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:07:36,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558629876] [2022-12-13 21:07:36,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558629876] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:36,610 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:36,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:07:36,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872331800] [2022-12-13 21:07:36,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:36,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:36,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:07:36,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:36,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:36,612 INFO L87 Difference]: Start difference. First operand 3146 states and 4311 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 21:07:43,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:45,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:46,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:52,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:52,073 INFO L93 Difference]: Finished difference Result 6398 states and 8798 transitions. [2022-12-13 21:07:52,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:07:52,073 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 55 [2022-12-13 21:07:52,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:52,086 INFO L225 Difference]: With dead ends: 6398 [2022-12-13 21:07:52,086 INFO L226 Difference]: Without dead ends: 3578 [2022-12-13 21:07:52,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:07:52,094 INFO L413 NwaCegarLoop]: 1203 mSDtfsCounter, 5357 mSDsluCounter, 2124 mSDsCounter, 0 mSdLazyCounter, 10280 mSolverCounterSat, 3283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5507 SdHoareTripleChecker+Valid, 3327 SdHoareTripleChecker+Invalid, 13563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3283 IncrementalHoareTripleChecker+Valid, 10280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:52,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5507 Valid, 3327 Invalid, 13563 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3283 Valid, 10280 Invalid, 0 Unknown, 0 Unchecked, 15.0s Time] [2022-12-13 21:07:52,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3578 states. [2022-12-13 21:07:52,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3578 to 3146. [2022-12-13 21:07:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3146 states, 2104 states have (on average 1.2884980988593155) internal successors, (2711), 2193 states have internal predecessors, (2711), 799 states have call successors, (799), 214 states have call predecessors, (799), 211 states have return successors, (800), 786 states have call predecessors, (800), 797 states have call successors, (800) [2022-12-13 21:07:52,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 3146 states and 4310 transitions. [2022-12-13 21:07:52,218 INFO L78 Accepts]: Start accepts. Automaton has 3146 states and 4310 transitions. Word has length 55 [2022-12-13 21:07:52,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:52,218 INFO L495 AbstractCegarLoop]: Abstraction has 3146 states and 4310 transitions. [2022-12-13 21:07:52,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 21:07:52,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 4310 transitions. [2022-12-13 21:07:52,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-13 21:07:52,220 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:52,220 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:52,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 21:07:52,220 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:07:52,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:52,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1675460039, now seen corresponding path program 1 times [2022-12-13 21:07:52,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:07:52,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024380635] [2022-12-13 21:07:52,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:52,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:07:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:07:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:07:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:07:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:07:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:07:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:07:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:07:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:07:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:07:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:07:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:07:52,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:07:52,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024380635] [2022-12-13 21:07:52,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024380635] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:52,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:52,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:07:52,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685156642] [2022-12-13 21:07:52,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:52,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:52,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:07:52,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:52,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:52,756 INFO L87 Difference]: Start difference. First operand 3146 states and 4310 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 21:07:58,814 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 [] [2022-12-13 21:08:03,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:08:03,260 INFO L93 Difference]: Finished difference Result 3146 states and 4310 transitions. [2022-12-13 21:08:03,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:08:03,261 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 77 [2022-12-13 21:08:03,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:08:03,270 INFO L225 Difference]: With dead ends: 3146 [2022-12-13 21:08:03,270 INFO L226 Difference]: Without dead ends: 3144 [2022-12-13 21:08:03,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:08:03,271 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6799 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6874 mSolverCounterSat, 3728 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6994 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6874 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:08:03,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6994 Valid, 2837 Invalid, 10603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6874 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2022-12-13 21:08:03,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3144 states. [2022-12-13 21:08:03,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3144 to 3144. [2022-12-13 21:08:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 2103 states have (on average 1.2881597717546363) internal successors, (2709), 2191 states have internal predecessors, (2709), 799 states have call successors, (799), 214 states have call predecessors, (799), 211 states have return successors, (800), 786 states have call predecessors, (800), 797 states have call successors, (800) [2022-12-13 21:08:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4308 transitions. [2022-12-13 21:08:03,391 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4308 transitions. Word has length 77 [2022-12-13 21:08:03,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:08:03,392 INFO L495 AbstractCegarLoop]: Abstraction has 3144 states and 4308 transitions. [2022-12-13 21:08:03,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 21:08:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4308 transitions. [2022-12-13 21:08:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-13 21:08:03,393 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:08:03,393 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:08:03,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 21:08:03,394 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:08:03,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:08:03,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1755783038, now seen corresponding path program 1 times [2022-12-13 21:08:03,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:08:03,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155724080] [2022-12-13 21:08:03,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:08:03,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:08:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:08:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:08:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:08:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:08:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:08:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:08:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:08:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:08:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:08:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:08:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:08:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:08:03,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:08:03,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155724080] [2022-12-13 21:08:03,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155724080] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:08:03,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:08:03,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:08:03,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555109213] [2022-12-13 21:08:03,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:08:03,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:08:03,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:08:03,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:08:03,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:08:03,906 INFO L87 Difference]: Start difference. First operand 3144 states and 4308 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 21:08:09,112 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 [] [2022-12-13 21:08:13,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:08:13,877 INFO L93 Difference]: Finished difference Result 3184 states and 4352 transitions. [2022-12-13 21:08:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:08:13,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 83 [2022-12-13 21:08:13,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:08:13,889 INFO L225 Difference]: With dead ends: 3184 [2022-12-13 21:08:13,889 INFO L226 Difference]: Without dead ends: 3182 [2022-12-13 21:08:13,890 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:08:13,890 INFO L413 NwaCegarLoop]: 969 mSDtfsCounter, 6845 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 6924 mSolverCounterSat, 3754 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7041 SdHoareTripleChecker+Valid, 2841 SdHoareTripleChecker+Invalid, 10679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3754 IncrementalHoareTripleChecker+Valid, 6924 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:08:13,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7041 Valid, 2841 Invalid, 10679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3754 Valid, 6924 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2022-12-13 21:08:13,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3182 states. [2022-12-13 21:08:14,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3182 to 3177. [2022-12-13 21:08:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3177 states, 2124 states have (on average 1.2862523540489643) internal successors, (2732), 2212 states have internal predecessors, (2732), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:08:14,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 3177 states and 4345 transitions. [2022-12-13 21:08:14,051 INFO L78 Accepts]: Start accepts. Automaton has 3177 states and 4345 transitions. Word has length 83 [2022-12-13 21:08:14,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:08:14,051 INFO L495 AbstractCegarLoop]: Abstraction has 3177 states and 4345 transitions. [2022-12-13 21:08:14,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 21:08:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3177 states and 4345 transitions. [2022-12-13 21:08:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-13 21:08:14,053 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:08:14,053 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:08:14,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 21:08:14,053 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:08:14,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:08:14,054 INFO L85 PathProgramCache]: Analyzing trace with hash -2012067554, now seen corresponding path program 1 times [2022-12-13 21:08:14,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:08:14,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589902639] [2022-12-13 21:08:14,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:08:14,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:08:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:08:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:08:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:08:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:08:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:08:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:08:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:08:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:08:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:08:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:08:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:08:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:08:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:14,573 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:08:14,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:08:14,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589902639] [2022-12-13 21:08:14,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589902639] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:08:14,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:08:14,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:08:14,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389344747] [2022-12-13 21:08:14,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:08:14,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:08:14,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:08:14,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:08:14,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:08:14,575 INFO L87 Difference]: Start difference. First operand 3177 states and 4345 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 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) [2022-12-13 21:08:23,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:08:23,825 INFO L93 Difference]: Finished difference Result 3177 states and 4345 transitions. [2022-12-13 21:08:23,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:08:23,826 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 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 89 [2022-12-13 21:08:23,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:08:23,833 INFO L225 Difference]: With dead ends: 3177 [2022-12-13 21:08:23,834 INFO L226 Difference]: Without dead ends: 3175 [2022-12-13 21:08:23,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:08:23,835 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6787 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6867 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6980 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:08:23,835 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6980 Valid, 2837 Invalid, 10595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6867 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-12-13 21:08:23,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3175 states. [2022-12-13 21:08:23,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3175 to 3175. [2022-12-13 21:08:23,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3175 states, 2123 states have (on average 1.2859161563824777) internal successors, (2730), 2210 states have internal predecessors, (2730), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:08:23,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 3175 states and 4343 transitions. [2022-12-13 21:08:23,974 INFO L78 Accepts]: Start accepts. Automaton has 3175 states and 4343 transitions. Word has length 89 [2022-12-13 21:08:23,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:08:23,974 INFO L495 AbstractCegarLoop]: Abstraction has 3175 states and 4343 transitions. [2022-12-13 21:08:23,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 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) [2022-12-13 21:08:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 4343 transitions. [2022-12-13 21:08:23,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-13 21:08:23,976 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:08:23,976 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:08:23,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 21:08:23,977 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:08:23,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:08:23,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1539463806, now seen corresponding path program 1 times [2022-12-13 21:08:23,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:08:23,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995305747] [2022-12-13 21:08:23,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:08:23,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:08:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:08:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:08:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:08:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:08:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:08:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:08:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:08:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:08:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:08:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:08:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:08:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:08:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:08:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:08:24,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:08:24,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995305747] [2022-12-13 21:08:24,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995305747] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:08:24,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:08:24,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:08:24,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290144486] [2022-12-13 21:08:24,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:08:24,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:08:24,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:08:24,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:08:24,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:08:24,582 INFO L87 Difference]: Start difference. First operand 3175 states and 4343 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 21:08:33,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:08:33,366 INFO L93 Difference]: Finished difference Result 3175 states and 4343 transitions. [2022-12-13 21:08:33,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:08:33,367 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 95 [2022-12-13 21:08:33,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:08:33,375 INFO L225 Difference]: With dead ends: 3175 [2022-12-13 21:08:33,375 INFO L226 Difference]: Without dead ends: 3173 [2022-12-13 21:08:33,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:08:33,376 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6781 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6863 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6973 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-12-13 21:08:33,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6973 Valid, 2837 Invalid, 10591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6863 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-12-13 21:08:33,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3173 states. [2022-12-13 21:08:33,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3173 to 3173. [2022-12-13 21:08:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3173 states, 2122 states have (on average 1.2855796418473138) internal successors, (2728), 2208 states have internal predecessors, (2728), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:08:33,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 3173 states and 4341 transitions. [2022-12-13 21:08:33,554 INFO L78 Accepts]: Start accepts. Automaton has 3173 states and 4341 transitions. Word has length 95 [2022-12-13 21:08:33,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:08:33,554 INFO L495 AbstractCegarLoop]: Abstraction has 3173 states and 4341 transitions. [2022-12-13 21:08:33,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 21:08:33,555 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 4341 transitions. [2022-12-13 21:08:33,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-13 21:08:33,556 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:08:33,556 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:08:33,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 21:08:33,556 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:08:33,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:08:33,556 INFO L85 PathProgramCache]: Analyzing trace with hash -959738284, now seen corresponding path program 1 times [2022-12-13 21:08:33,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:08:33,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917884785] [2022-12-13 21:08:33,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:08:33,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:08:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:08:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:08:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:08:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:08:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:08:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:08:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:33,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:08:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:08:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:08:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:08:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:08:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:08:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:08:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:08:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:34,049 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:08:34,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:08:34,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917884785] [2022-12-13 21:08:34,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917884785] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:08:34,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:08:34,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:08:34,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010119653] [2022-12-13 21:08:34,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:08:34,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:08:34,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:08:34,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:08:34,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:08:34,051 INFO L87 Difference]: Start difference. First operand 3173 states and 4341 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 21:08:39,597 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 [] [2022-12-13 21:08:44,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:08:44,373 INFO L93 Difference]: Finished difference Result 3173 states and 4341 transitions. [2022-12-13 21:08:44,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:08:44,373 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 101 [2022-12-13 21:08:44,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:08:44,388 INFO L225 Difference]: With dead ends: 3173 [2022-12-13 21:08:44,388 INFO L226 Difference]: Without dead ends: 3171 [2022-12-13 21:08:44,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:08:44,390 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6775 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6859 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6966 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:08:44,390 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6966 Valid, 2837 Invalid, 10587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6859 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-12-13 21:08:44,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3171 states. [2022-12-13 21:08:44,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3171 to 3171. [2022-12-13 21:08:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3171 states, 2121 states have (on average 1.2852428099952853) internal successors, (2726), 2206 states have internal predecessors, (2726), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:08:44,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 3171 states and 4339 transitions. [2022-12-13 21:08:44,545 INFO L78 Accepts]: Start accepts. Automaton has 3171 states and 4339 transitions. Word has length 101 [2022-12-13 21:08:44,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:08:44,545 INFO L495 AbstractCegarLoop]: Abstraction has 3171 states and 4339 transitions. [2022-12-13 21:08:44,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 21:08:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3171 states and 4339 transitions. [2022-12-13 21:08:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-13 21:08:44,546 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:08:44,546 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:08:44,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 21:08:44,547 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:08:44,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:08:44,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1657236429, now seen corresponding path program 1 times [2022-12-13 21:08:44,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:08:44,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005478169] [2022-12-13 21:08:44,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:08:44,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:08:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:08:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:08:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:08:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:08:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:08:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:08:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:08:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:08:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:08:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:08:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:44,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:08:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:45,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:08:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:45,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:08:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:45,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:08:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:45,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:08:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:08:45,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:08:45,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005478169] [2022-12-13 21:08:45,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005478169] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:08:45,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:08:45,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:08:45,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849305657] [2022-12-13 21:08:45,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:08:45,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:08:45,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:08:45,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:08:45,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:08:45,046 INFO L87 Difference]: Start difference. First operand 3171 states and 4339 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 21:08:49,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:08:55,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:08:55,699 INFO L93 Difference]: Finished difference Result 3171 states and 4339 transitions. [2022-12-13 21:08:55,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:08:55,700 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 107 [2022-12-13 21:08:55,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:08:55,707 INFO L225 Difference]: With dead ends: 3171 [2022-12-13 21:08:55,707 INFO L226 Difference]: Without dead ends: 3169 [2022-12-13 21:08:55,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:08:55,708 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6769 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6855 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6959 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:08:55,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6959 Valid, 2837 Invalid, 10583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6855 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-12-13 21:08:55,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3169 states. [2022-12-13 21:08:55,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3169 to 3169. [2022-12-13 21:08:55,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3169 states, 2120 states have (on average 1.2849056603773585) internal successors, (2724), 2204 states have internal predecessors, (2724), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:08:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 3169 states and 4337 transitions. [2022-12-13 21:08:55,852 INFO L78 Accepts]: Start accepts. Automaton has 3169 states and 4337 transitions. Word has length 107 [2022-12-13 21:08:55,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:08:55,852 INFO L495 AbstractCegarLoop]: Abstraction has 3169 states and 4337 transitions. [2022-12-13 21:08:55,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 21:08:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 4337 transitions. [2022-12-13 21:08:55,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-13 21:08:55,854 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:08:55,854 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:08:55,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 21:08:55,854 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:08:55,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:08:55,855 INFO L85 PathProgramCache]: Analyzing trace with hash 556068842, now seen corresponding path program 1 times [2022-12-13 21:08:55,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:08:55,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188480072] [2022-12-13 21:08:55,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:08:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:08:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:08:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:08:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:08:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:08:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:08:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:08:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:08:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:08:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:08:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:08:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:08:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:08:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:08:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:08:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:08:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:08:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:08:56,418 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:08:56,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:08:56,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188480072] [2022-12-13 21:08:56,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188480072] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:08:56,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:08:56,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:08:56,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975335791] [2022-12-13 21:08:56,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:08:56,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:08:56,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:08:56,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:08:56,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:08:56,420 INFO L87 Difference]: Start difference. First operand 3169 states and 4337 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 21:09:02,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:09:07,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:09:07,057 INFO L93 Difference]: Finished difference Result 3169 states and 4337 transitions. [2022-12-13 21:09:07,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:09:07,057 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 113 [2022-12-13 21:09:07,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:09:07,065 INFO L225 Difference]: With dead ends: 3169 [2022-12-13 21:09:07,066 INFO L226 Difference]: Without dead ends: 3167 [2022-12-13 21:09:07,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:09:07,067 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6763 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6851 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6952 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:09:07,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6952 Valid, 2837 Invalid, 10579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6851 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2022-12-13 21:09:07,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3167 states. [2022-12-13 21:09:07,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3167 to 3167. [2022-12-13 21:09:07,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3167 states, 2119 states have (on average 1.2845681925436527) internal successors, (2722), 2202 states have internal predecessors, (2722), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:09:07,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 3167 states and 4335 transitions. [2022-12-13 21:09:07,235 INFO L78 Accepts]: Start accepts. Automaton has 3167 states and 4335 transitions. Word has length 113 [2022-12-13 21:09:07,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:09:07,236 INFO L495 AbstractCegarLoop]: Abstraction has 3167 states and 4335 transitions. [2022-12-13 21:09:07,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 21:09:07,236 INFO L276 IsEmpty]: Start isEmpty. Operand 3167 states and 4335 transitions. [2022-12-13 21:09:07,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-13 21:09:07,237 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:09:07,238 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:09:07,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 21:09:07,238 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:09:07,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:09:07,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1859560915, now seen corresponding path program 1 times [2022-12-13 21:09:07,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:09:07,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159535656] [2022-12-13 21:09:07,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:09:07,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:09:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:09:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:09:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:09:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:09:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:09:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:09:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:09:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:09:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:09:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:09:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:09:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:09:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:09:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:09:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:09:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:09:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:09:07,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:09:07,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159535656] [2022-12-13 21:09:07,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159535656] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:09:07,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:09:07,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:09:07,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613603182] [2022-12-13 21:09:07,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:09:07,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:09:07,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:09:07,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:09:07,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:09:07,663 INFO L87 Difference]: Start difference. First operand 3167 states and 4335 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 21:09:13,078 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 [] [2022-12-13 21:09:17,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:09:17,815 INFO L93 Difference]: Finished difference Result 3172 states and 4340 transitions. [2022-12-13 21:09:17,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:09:17,816 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (18), 4 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 119 [2022-12-13 21:09:17,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:09:17,823 INFO L225 Difference]: With dead ends: 3172 [2022-12-13 21:09:17,823 INFO L226 Difference]: Without dead ends: 3170 [2022-12-13 21:09:17,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:09:17,824 INFO L413 NwaCegarLoop]: 969 mSDtfsCounter, 6813 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 6896 mSolverCounterSat, 3754 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7003 SdHoareTripleChecker+Valid, 2841 SdHoareTripleChecker+Invalid, 10651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3754 IncrementalHoareTripleChecker+Valid, 6896 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-12-13 21:09:17,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7003 Valid, 2841 Invalid, 10651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3754 Valid, 6896 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2022-12-13 21:09:17,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2022-12-13 21:09:17,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 3165. [2022-12-13 21:09:17,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3165 states, 2118 states have (on average 1.2842304060434373) internal successors, (2720), 2200 states have internal predecessors, (2720), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:09:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 3165 states and 4333 transitions. [2022-12-13 21:09:18,006 INFO L78 Accepts]: Start accepts. Automaton has 3165 states and 4333 transitions. Word has length 119 [2022-12-13 21:09:18,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:09:18,006 INFO L495 AbstractCegarLoop]: Abstraction has 3165 states and 4333 transitions. [2022-12-13 21:09:18,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 21:09:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3165 states and 4333 transitions. [2022-12-13 21:09:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-13 21:09:18,009 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:09:18,009 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:09:18,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 21:09:18,009 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:09:18,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:09:18,010 INFO L85 PathProgramCache]: Analyzing trace with hash 331865270, now seen corresponding path program 1 times [2022-12-13 21:09:18,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:09:18,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387157952] [2022-12-13 21:09:18,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:09:18,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:09:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:09:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:09:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:09:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:09:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:09:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:09:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:09:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:09:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:09:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:09:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:09:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:09:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:09:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:09:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:09:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:09:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:09:18,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:09:18,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387157952] [2022-12-13 21:09:18,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387157952] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:09:18,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:09:18,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:09:18,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153017675] [2022-12-13 21:09:18,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:09:18,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:09:18,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:09:18,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:09:18,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:09:18,457 INFO L87 Difference]: Start difference. First operand 3165 states and 4333 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 21:09:24,175 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 [] [2022-12-13 21:09:29,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:09:29,692 INFO L93 Difference]: Finished difference Result 3170 states and 4338 transitions. [2022-12-13 21:09:29,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:09:29,693 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (18), 4 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 121 [2022-12-13 21:09:29,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:09:29,702 INFO L225 Difference]: With dead ends: 3170 [2022-12-13 21:09:29,702 INFO L226 Difference]: Without dead ends: 3168 [2022-12-13 21:09:29,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:09:29,704 INFO L413 NwaCegarLoop]: 969 mSDtfsCounter, 6801 mSDsluCounter, 1872 mSDsCounter, 0 mSdLazyCounter, 6896 mSolverCounterSat, 3754 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6991 SdHoareTripleChecker+Valid, 2841 SdHoareTripleChecker+Invalid, 10651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3754 IncrementalHoareTripleChecker+Valid, 6896 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-12-13 21:09:29,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6991 Valid, 2841 Invalid, 10651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3754 Valid, 6896 Invalid, 1 Unknown, 0 Unchecked, 10.8s Time] [2022-12-13 21:09:29,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3168 states. [2022-12-13 21:09:29,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3168 to 3163. [2022-12-13 21:09:29,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3163 states, 2117 states have (on average 1.28389230042513) internal successors, (2718), 2198 states have internal predecessors, (2718), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:09:29,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 3163 states and 4331 transitions. [2022-12-13 21:09:29,921 INFO L78 Accepts]: Start accepts. Automaton has 3163 states and 4331 transitions. Word has length 121 [2022-12-13 21:09:29,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:09:29,922 INFO L495 AbstractCegarLoop]: Abstraction has 3163 states and 4331 transitions. [2022-12-13 21:09:29,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 21:09:29,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 4331 transitions. [2022-12-13 21:09:29,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-13 21:09:29,923 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:09:29,923 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:09:29,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 21:09:29,924 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:09:29,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:09:29,924 INFO L85 PathProgramCache]: Analyzing trace with hash -466063785, now seen corresponding path program 1 times [2022-12-13 21:09:29,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:09:29,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853087765] [2022-12-13 21:09:29,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:09:29,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:09:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:09:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:09:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:09:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:09:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:09:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:09:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:09:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:09:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:09:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:09:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:09:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:09:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:09:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:09:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:09:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:09:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:09:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:09:30,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:09:30,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853087765] [2022-12-13 21:09:30,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853087765] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:09:30,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:09:30,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:09:30,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007469679] [2022-12-13 21:09:30,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:09:30,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:09:30,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:09:30,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:09:30,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:09:30,395 INFO L87 Difference]: Start difference. First operand 3163 states and 4331 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 21:09:35,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:09:41,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:09:41,055 INFO L93 Difference]: Finished difference Result 3163 states and 4331 transitions. [2022-12-13 21:09:41,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:09:41,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (19), 4 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 127 [2022-12-13 21:09:41,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:09:41,064 INFO L225 Difference]: With dead ends: 3163 [2022-12-13 21:09:41,064 INFO L226 Difference]: Without dead ends: 3161 [2022-12-13 21:09:41,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:09:41,065 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 6745 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 6839 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6932 SdHoareTripleChecker+Valid, 2837 SdHoareTripleChecker+Invalid, 10567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6839 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:09:41,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6932 Valid, 2837 Invalid, 10567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6839 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2022-12-13 21:09:41,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3161 states. [2022-12-13 21:09:41,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3161 to 3161. [2022-12-13 21:09:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3161 states, 2116 states have (on average 1.283553875236295) internal successors, (2716), 2196 states have internal predecessors, (2716), 806 states have call successors, (806), 220 states have call predecessors, (806), 217 states have return successors, (807), 792 states have call predecessors, (807), 804 states have call successors, (807) [2022-12-13 21:09:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 3161 states and 4329 transitions. [2022-12-13 21:09:41,267 INFO L78 Accepts]: Start accepts. Automaton has 3161 states and 4329 transitions. Word has length 127 [2022-12-13 21:09:41,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:09:41,267 INFO L495 AbstractCegarLoop]: Abstraction has 3161 states and 4329 transitions. [2022-12-13 21:09:41,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 21:09:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 4329 transitions. [2022-12-13 21:09:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-13 21:09:41,268 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:09:41,269 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-12-13 21:09:41,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 21:09:41,269 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:09:41,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:09:41,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1008115773, now seen corresponding path program 1 times [2022-12-13 21:09:41,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:09:41,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570774072] [2022-12-13 21:09:41,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:09:41,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:09:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:09:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:09:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:09:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:09:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:09:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:09:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:09:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:09:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:09:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:09:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:09:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:09:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:09:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:09:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:09:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:09:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:09:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:09:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:09:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:09:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:09:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:09:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-12-13 21:09:41,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:09:41,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570774072] [2022-12-13 21:09:41,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570774072] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:09:41,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:09:41,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:09:41,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880007604] [2022-12-13 21:09:41,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:09:41,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:09:41,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:09:41,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:09:41,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:09:41,855 INFO L87 Difference]: Start difference. First operand 3161 states and 4329 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 21:09:52,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:09:52,729 INFO L93 Difference]: Finished difference Result 6363 states and 8760 transitions. [2022-12-13 21:09:52,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:09:52,730 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 168 [2022-12-13 21:09:52,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:09:52,741 INFO L225 Difference]: With dead ends: 6363 [2022-12-13 21:09:52,741 INFO L226 Difference]: Without dead ends: 3363 [2022-12-13 21:09:52,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:09:52,754 INFO L413 NwaCegarLoop]: 757 mSDtfsCounter, 8163 mSDsluCounter, 1624 mSDsCounter, 0 mSdLazyCounter, 5661 mSolverCounterSat, 5205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8378 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 10866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5205 IncrementalHoareTripleChecker+Valid, 5661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:09:52,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8378 Valid, 2381 Invalid, 10866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5205 Valid, 5661 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2022-12-13 21:09:52,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3363 states. [2022-12-13 21:09:52,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3363 to 3166. [2022-12-13 21:09:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3166 states, 2118 states have (on average 1.2823418319169027) internal successors, (2716), 2198 states have internal predecessors, (2716), 807 states have call successors, (807), 220 states have call predecessors, (807), 220 states have return successors, (813), 795 states have call predecessors, (813), 805 states have call successors, (813) [2022-12-13 21:09:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 3166 states and 4336 transitions. [2022-12-13 21:09:52,975 INFO L78 Accepts]: Start accepts. Automaton has 3166 states and 4336 transitions. Word has length 168 [2022-12-13 21:09:52,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:09:52,975 INFO L495 AbstractCegarLoop]: Abstraction has 3166 states and 4336 transitions. [2022-12-13 21:09:52,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 21:09:52,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 4336 transitions. [2022-12-13 21:09:52,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-13 21:09:52,976 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:09:52,976 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:09:52,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 21:09:52,977 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:09:52,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:09:52,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1787031365, now seen corresponding path program 1 times [2022-12-13 21:09:52,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:09:52,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379933169] [2022-12-13 21:09:52,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:09:52,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:09:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:09:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:09:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:09:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:09:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:09:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:09:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:09:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:09:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:09:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:09:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:09:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:09:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:09:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:09:53,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:09:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:09:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:09:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:09:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:09:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:09:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:09:53,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:09:53,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379933169] [2022-12-13 21:09:53,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379933169] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:09:53,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:09:53,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:09:53,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022419068] [2022-12-13 21:09:53,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:09:53,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:09:53,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:09:53,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:09:53,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:09:53,431 INFO L87 Difference]: Start difference. First operand 3166 states and 4336 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 21:09:58,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:10:00,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:10:04,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:10:04,877 INFO L93 Difference]: Finished difference Result 3166 states and 4336 transitions. [2022-12-13 21:10:04,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:10:04,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 133 [2022-12-13 21:10:04,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:10:04,887 INFO L225 Difference]: With dead ends: 3166 [2022-12-13 21:10:04,887 INFO L226 Difference]: Without dead ends: 3164 [2022-12-13 21:10:04,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:10:04,889 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 6734 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 6834 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6920 SdHoareTripleChecker+Valid, 2818 SdHoareTripleChecker+Invalid, 10562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:10:04,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6920 Valid, 2818 Invalid, 10562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6834 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2022-12-13 21:10:04,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3164 states. [2022-12-13 21:10:05,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3164 to 3164. [2022-12-13 21:10:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3164 states, 2117 states have (on average 1.2820028341993386) internal successors, (2714), 2196 states have internal predecessors, (2714), 807 states have call successors, (807), 220 states have call predecessors, (807), 220 states have return successors, (813), 795 states have call predecessors, (813), 805 states have call successors, (813) [2022-12-13 21:10:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 3164 states and 4334 transitions. [2022-12-13 21:10:05,152 INFO L78 Accepts]: Start accepts. Automaton has 3164 states and 4334 transitions. Word has length 133 [2022-12-13 21:10:05,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:10:05,152 INFO L495 AbstractCegarLoop]: Abstraction has 3164 states and 4334 transitions. [2022-12-13 21:10:05,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 21:10:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 4334 transitions. [2022-12-13 21:10:05,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-12-13 21:10:05,154 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:10:05,154 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-12-13 21:10:05,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 21:10:05,154 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:10:05,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:10:05,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1906278862, now seen corresponding path program 1 times [2022-12-13 21:10:05,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:10:05,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041678282] [2022-12-13 21:10:05,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:05,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:10:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:10:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:10:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:10:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:10:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:10:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:10:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:10:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:10:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:10:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:10:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:10:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:10:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:10:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:10:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:10:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:10:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:10:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:10:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:10:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:10:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:10:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:10:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:10:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:05,606 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2022-12-13 21:10:05,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:10:05,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041678282] [2022-12-13 21:10:05,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041678282] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:10:05,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [435816038] [2022-12-13 21:10:05,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:05,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:10:05,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:10:05,608 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:10:05,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 21:10:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:06,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 4412 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:10:06,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:10:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-12-13 21:10:06,774 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:10:06,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [435816038] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:10:06,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:10:06,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2022-12-13 21:10:06,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925293278] [2022-12-13 21:10:06,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:10:06,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:10:06,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:10:06,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:10:06,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:10:06,776 INFO L87 Difference]: Start difference. First operand 3164 states and 4334 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 21:10:07,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:10:07,057 INFO L93 Difference]: Finished difference Result 6242 states and 8527 transitions. [2022-12-13 21:10:07,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:10:07,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 174 [2022-12-13 21:10:07,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:10:07,067 INFO L225 Difference]: With dead ends: 6242 [2022-12-13 21:10:07,067 INFO L226 Difference]: Without dead ends: 3242 [2022-12-13 21:10:07,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:10:07,075 INFO L413 NwaCegarLoop]: 4157 mSDtfsCounter, 4040 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4040 SdHoareTripleChecker+Valid, 4252 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:10:07,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4040 Valid, 4252 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:10:07,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3242 states. [2022-12-13 21:10:07,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3242 to 3239. [2022-12-13 21:10:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 2162 states have (on average 1.2775208140610546) internal successors, (2762), 2244 states have internal predecessors, (2762), 827 states have call successors, (827), 231 states have call predecessors, (827), 231 states have return successors, (833), 813 states have call predecessors, (833), 825 states have call successors, (833) [2022-12-13 21:10:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 4422 transitions. [2022-12-13 21:10:07,324 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 4422 transitions. Word has length 174 [2022-12-13 21:10:07,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:10:07,325 INFO L495 AbstractCegarLoop]: Abstraction has 3239 states and 4422 transitions. [2022-12-13 21:10:07,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 21:10:07,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 4422 transitions. [2022-12-13 21:10:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-13 21:10:07,326 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:10:07,326 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:10:07,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:10:07,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-13 21:10:07,528 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:10:07,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:10:07,528 INFO L85 PathProgramCache]: Analyzing trace with hash -361137400, now seen corresponding path program 1 times [2022-12-13 21:10:07,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:10:07,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13857116] [2022-12-13 21:10:07,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:07,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:10:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:10:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:10:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:10:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:10:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:10:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:10:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:10:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:10:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:10:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:10:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:10:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:10:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:10:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:10:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:10:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:10:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:10:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:07,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:10:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:08,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:10:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:10:08,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:10:08,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13857116] [2022-12-13 21:10:08,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13857116] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:10:08,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:10:08,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:10:08,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889826443] [2022-12-13 21:10:08,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:10:08,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:10:08,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:10:08,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:10:08,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:10:08,013 INFO L87 Difference]: Start difference. First operand 3239 states and 4422 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 21:10:18,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:10:18,253 INFO L93 Difference]: Finished difference Result 3239 states and 4422 transitions. [2022-12-13 21:10:18,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:10:18,253 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 139 [2022-12-13 21:10:18,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:10:18,259 INFO L225 Difference]: With dead ends: 3239 [2022-12-13 21:10:18,259 INFO L226 Difference]: Without dead ends: 3237 [2022-12-13 21:10:18,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:10:18,260 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 6723 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 6829 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6908 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 10557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-12-13 21:10:18,260 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6908 Valid, 2799 Invalid, 10557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6829 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2022-12-13 21:10:18,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3237 states. [2022-12-13 21:10:18,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3237 to 3237. [2022-12-13 21:10:18,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3237 states, 2161 states have (on average 1.2771864877371588) internal successors, (2760), 2242 states have internal predecessors, (2760), 827 states have call successors, (827), 231 states have call predecessors, (827), 231 states have return successors, (833), 813 states have call predecessors, (833), 825 states have call successors, (833) [2022-12-13 21:10:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 4420 transitions. [2022-12-13 21:10:18,513 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 4420 transitions. Word has length 139 [2022-12-13 21:10:18,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:10:18,513 INFO L495 AbstractCegarLoop]: Abstraction has 3237 states and 4420 transitions. [2022-12-13 21:10:18,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-13 21:10:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 4420 transitions. [2022-12-13 21:10:18,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-13 21:10:18,515 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:10:18,515 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:10:18,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 21:10:18,515 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:10:18,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:10:18,515 INFO L85 PathProgramCache]: Analyzing trace with hash -901185917, now seen corresponding path program 1 times [2022-12-13 21:10:18,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:10:18,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421662618] [2022-12-13 21:10:18,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:18,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:10:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:10:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:10:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:10:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:10:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:10:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:10:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:10:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:10:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:10:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:10:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:10:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:10:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:10:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:10:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:10:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:10:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:10:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:10:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:10:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:10:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:10:18,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:10:18,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421662618] [2022-12-13 21:10:18,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421662618] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:10:18,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:10:18,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:10:18,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792184743] [2022-12-13 21:10:18,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:10:18,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:10:18,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:10:18,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:10:18,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:10:18,994 INFO L87 Difference]: Start difference. First operand 3237 states and 4420 transitions. Second operand has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:10:24,685 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 [] [2022-12-13 21:10:29,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:10:29,416 INFO L93 Difference]: Finished difference Result 3242 states and 4425 transitions. [2022-12-13 21:10:29,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:10:29,416 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 145 [2022-12-13 21:10:29,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:10:29,422 INFO L225 Difference]: With dead ends: 3242 [2022-12-13 21:10:29,422 INFO L226 Difference]: Without dead ends: 3240 [2022-12-13 21:10:29,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:10:29,423 INFO L413 NwaCegarLoop]: 959 mSDtfsCounter, 6769 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 6878 mSolverCounterSat, 3754 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6955 SdHoareTripleChecker+Valid, 2803 SdHoareTripleChecker+Invalid, 10633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3754 IncrementalHoareTripleChecker+Valid, 6878 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:10:29,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6955 Valid, 2803 Invalid, 10633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3754 Valid, 6878 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2022-12-13 21:10:29,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3240 states. [2022-12-13 21:10:29,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3240 to 3235. [2022-12-13 21:10:29,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 2160 states have (on average 1.276851851851852) internal successors, (2758), 2240 states have internal predecessors, (2758), 827 states have call successors, (827), 231 states have call predecessors, (827), 231 states have return successors, (833), 813 states have call predecessors, (833), 825 states have call successors, (833) [2022-12-13 21:10:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 4418 transitions. [2022-12-13 21:10:29,658 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 4418 transitions. Word has length 145 [2022-12-13 21:10:29,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:10:29,658 INFO L495 AbstractCegarLoop]: Abstraction has 3235 states and 4418 transitions. [2022-12-13 21:10:29,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:10:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 4418 transitions. [2022-12-13 21:10:29,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 21:10:29,660 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:10:29,660 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:10:29,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 21:10:29,660 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:10:29,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:10:29,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1245057028, now seen corresponding path program 1 times [2022-12-13 21:10:29,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:10:29,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559335409] [2022-12-13 21:10:29,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:29,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:10:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:29,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:10:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:29,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:10:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:29,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:10:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:10:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:10:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:10:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:10:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:10:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:10:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:10:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:10:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:10:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:10:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:10:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:10:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:10:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:10:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:10:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:10:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:10:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:10:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:30,131 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:10:30,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:10:30,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559335409] [2022-12-13 21:10:30,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559335409] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:10:30,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:10:30,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:10:30,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225188088] [2022-12-13 21:10:30,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:10:30,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:10:30,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:10:30,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:10:30,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:10:30,132 INFO L87 Difference]: Start difference. First operand 3235 states and 4418 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 21:10:37,047 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 [] [2022-12-13 21:10:41,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:10:41,581 INFO L93 Difference]: Finished difference Result 3235 states and 4418 transitions. [2022-12-13 21:10:41,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:10:41,582 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 151 [2022-12-13 21:10:41,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:10:41,587 INFO L225 Difference]: With dead ends: 3235 [2022-12-13 21:10:41,587 INFO L226 Difference]: Without dead ends: 3233 [2022-12-13 21:10:41,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:10:41,588 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 6711 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 6820 mSolverCounterSat, 3728 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6894 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 10549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6820 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:10:41,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6894 Valid, 2799 Invalid, 10549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6820 Invalid, 1 Unknown, 0 Unchecked, 10.9s Time] [2022-12-13 21:10:41,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3233 states. [2022-12-13 21:10:41,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3233 to 3233. [2022-12-13 21:10:41,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 2159 states have (on average 1.2765169059749883) internal successors, (2756), 2238 states have internal predecessors, (2756), 827 states have call successors, (827), 231 states have call predecessors, (827), 231 states have return successors, (833), 813 states have call predecessors, (833), 825 states have call successors, (833) [2022-12-13 21:10:41,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 4416 transitions. [2022-12-13 21:10:41,842 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 4416 transitions. Word has length 151 [2022-12-13 21:10:41,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:10:41,842 INFO L495 AbstractCegarLoop]: Abstraction has 3233 states and 4416 transitions. [2022-12-13 21:10:41,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-13 21:10:41,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 4416 transitions. [2022-12-13 21:10:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-13 21:10:41,844 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:10:41,844 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:10:41,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-13 21:10:41,845 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:10:41,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:10:41,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1188971887, now seen corresponding path program 1 times [2022-12-13 21:10:41,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:10:41,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320786771] [2022-12-13 21:10:41,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:41,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:10:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:10:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:10:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:10:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:10:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:10:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:10:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:10:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:10:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:10:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:10:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:10:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:10:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:10:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:10:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:10:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:10:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:10:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:10:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:10:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:10:42,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:10:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:10:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:10:42,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:10:42,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320786771] [2022-12-13 21:10:42,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320786771] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:10:42,357 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:10:42,357 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:10:42,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971360754] [2022-12-13 21:10:42,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:10:42,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:10:42,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:10:42,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:10:42,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:10:42,359 INFO L87 Difference]: Start difference. First operand 3233 states and 4416 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 21:10:48,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:10:52,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:10:52,961 INFO L93 Difference]: Finished difference Result 3233 states and 4416 transitions. [2022-12-13 21:10:52,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:10:52,961 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 157 [2022-12-13 21:10:52,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:10:52,968 INFO L225 Difference]: With dead ends: 3233 [2022-12-13 21:10:52,968 INFO L226 Difference]: Without dead ends: 3231 [2022-12-13 21:10:52,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:10:52,969 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 6705 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 6817 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6887 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 10545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:10:52,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6887 Valid, 2799 Invalid, 10545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6817 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-12-13 21:10:52,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3231 states. [2022-12-13 21:10:53,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3231 to 3231. [2022-12-13 21:10:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 2158 states have (on average 1.2761816496756255) internal successors, (2754), 2236 states have internal predecessors, (2754), 827 states have call successors, (827), 231 states have call predecessors, (827), 231 states have return successors, (833), 813 states have call predecessors, (833), 825 states have call successors, (833) [2022-12-13 21:10:53,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 4414 transitions. [2022-12-13 21:10:53,275 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 4414 transitions. Word has length 157 [2022-12-13 21:10:53,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:10:53,276 INFO L495 AbstractCegarLoop]: Abstraction has 3231 states and 4414 transitions. [2022-12-13 21:10:53,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 4 states have internal predecessors, (97), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 21:10:53,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 4414 transitions. [2022-12-13 21:10:53,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-13 21:10:53,278 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:10:53,278 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:10:53,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 21:10:53,278 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:10:53,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:10:53,279 INFO L85 PathProgramCache]: Analyzing trace with hash 644449212, now seen corresponding path program 1 times [2022-12-13 21:10:53,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:10:53,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452644424] [2022-12-13 21:10:53,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:10:53,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:10:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:10:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:10:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:10:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:10:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:10:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:10:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:10:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:10:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:10:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:10:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:10:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:10:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:10:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:10:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:10:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:10:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:10:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:10:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:10:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:10:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:10:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:10:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:10:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:10:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:10:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:10:53,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:10:53,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452644424] [2022-12-13 21:10:53,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452644424] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:10:53,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:10:53,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 21:10:53,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965629286] [2022-12-13 21:10:53,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:10:53,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 21:10:53,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:10:53,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 21:10:53,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:10:53,768 INFO L87 Difference]: Start difference. First operand 3231 states and 4414 transitions. Second operand has 9 states, 9 states have (on average 11.222222222222221) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 21:11:02,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:11:04,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:11:05,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:11:07,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:11:08,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:11:10,439 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 [] [2022-12-13 21:11:21,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:11:21,309 INFO L93 Difference]: Finished difference Result 6644 states and 9132 transitions. [2022-12-13 21:11:21,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 21:11:21,310 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.222222222222221) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (25), 4 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 163 [2022-12-13 21:11:21,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:11:21,318 INFO L225 Difference]: With dead ends: 6644 [2022-12-13 21:11:21,318 INFO L226 Difference]: Without dead ends: 3805 [2022-12-13 21:11:21,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-12-13 21:11:21,324 INFO L413 NwaCegarLoop]: 1229 mSDtfsCounter, 6088 mSDsluCounter, 4973 mSDsCounter, 0 mSdLazyCounter, 20624 mSolverCounterSat, 3836 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6093 SdHoareTripleChecker+Valid, 6202 SdHoareTripleChecker+Invalid, 24462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3836 IncrementalHoareTripleChecker+Valid, 20624 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:11:21,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6093 Valid, 6202 Invalid, 24462 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3836 Valid, 20624 Invalid, 2 Unknown, 0 Unchecked, 26.7s Time] [2022-12-13 21:11:21,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3805 states. [2022-12-13 21:11:21,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3805 to 3371. [2022-12-13 21:11:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3371 states, 2262 states have (on average 1.2740937223695845) internal successors, (2882), 2341 states have internal predecessors, (2882), 863 states have call successors, (863), 231 states have call predecessors, (863), 231 states have return successors, (869), 850 states have call predecessors, (869), 861 states have call successors, (869) [2022-12-13 21:11:21,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 3371 states and 4614 transitions. [2022-12-13 21:11:21,661 INFO L78 Accepts]: Start accepts. Automaton has 3371 states and 4614 transitions. Word has length 163 [2022-12-13 21:11:21,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:11:21,662 INFO L495 AbstractCegarLoop]: Abstraction has 3371 states and 4614 transitions. [2022-12-13 21:11:21,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.222222222222221) internal successors, (101), 7 states have internal predecessors, (101), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 21:11:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 4614 transitions. [2022-12-13 21:11:21,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-13 21:11:21,664 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:11:21,664 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:11:21,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-13 21:11:21,664 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:11:21,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:11:21,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1071003710, now seen corresponding path program 1 times [2022-12-13 21:11:21,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:11:21,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015396819] [2022-12-13 21:11:21,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:11:21,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:11:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:11:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:11:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:11:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:11:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:11:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:11:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:11:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:11:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:11:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:11:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:11:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:11:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:11:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:11:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:11:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:11:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:11:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:11:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:11:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:11:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:11:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:11:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:11:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:22,672 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:11:22,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:11:22,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015396819] [2022-12-13 21:11:22,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015396819] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:11:22,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:11:22,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:11:22,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68761399] [2022-12-13 21:11:22,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:11:22,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:11:22,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:11:22,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:11:22,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:11:22,674 INFO L87 Difference]: Start difference. First operand 3371 states and 4614 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 21:11:33,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:11:33,104 INFO L93 Difference]: Finished difference Result 3371 states and 4614 transitions. [2022-12-13 21:11:33,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:11:33,104 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (25), 4 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 163 [2022-12-13 21:11:33,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:11:33,111 INFO L225 Difference]: With dead ends: 3371 [2022-12-13 21:11:33,111 INFO L226 Difference]: Without dead ends: 3369 [2022-12-13 21:11:33,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:11:33,112 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 6699 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 6813 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6880 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 10541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-12-13 21:11:33,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6880 Valid, 2799 Invalid, 10541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6813 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2022-12-13 21:11:33,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3369 states. [2022-12-13 21:11:33,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3369 to 3369. [2022-12-13 21:11:33,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3369 states, 2261 states have (on average 1.2737726669615215) internal successors, (2880), 2339 states have internal predecessors, (2880), 863 states have call successors, (863), 231 states have call predecessors, (863), 231 states have return successors, (869), 850 states have call predecessors, (869), 861 states have call successors, (869) [2022-12-13 21:11:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 3369 states and 4612 transitions. [2022-12-13 21:11:33,453 INFO L78 Accepts]: Start accepts. Automaton has 3369 states and 4612 transitions. Word has length 163 [2022-12-13 21:11:33,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:11:33,453 INFO L495 AbstractCegarLoop]: Abstraction has 3369 states and 4612 transitions. [2022-12-13 21:11:33,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 21:11:33,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3369 states and 4612 transitions. [2022-12-13 21:11:33,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-13 21:11:33,455 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:11:33,455 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:11:33,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-13 21:11:33,455 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:11:33,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:11:33,455 INFO L85 PathProgramCache]: Analyzing trace with hash -261514012, now seen corresponding path program 1 times [2022-12-13 21:11:33,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:11:33,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515526333] [2022-12-13 21:11:33,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:11:33,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:11:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:11:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:11:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:11:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:11:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:11:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:11:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:11:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:11:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:11:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:11:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:11:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:11:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:11:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:11:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:11:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:11:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:11:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:11:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:11:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:11:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:11:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:11:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:11:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 21:11:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:11:33,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:11:33,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515526333] [2022-12-13 21:11:33,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515526333] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:11:33,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:11:33,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:11:33,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588077505] [2022-12-13 21:11:33,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:11:33,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:11:33,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:11:33,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:11:33,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:11:33,947 INFO L87 Difference]: Start difference. First operand 3369 states and 4612 transitions. Second operand has 6 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 21:11:40,143 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 [] [2022-12-13 21:11:44,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:11:44,446 INFO L93 Difference]: Finished difference Result 3374 states and 4617 transitions. [2022-12-13 21:11:44,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:11:44,447 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 169 [2022-12-13 21:11:44,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:11:44,454 INFO L225 Difference]: With dead ends: 3374 [2022-12-13 21:11:44,455 INFO L226 Difference]: Without dead ends: 3372 [2022-12-13 21:11:44,455 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:11:44,456 INFO L413 NwaCegarLoop]: 959 mSDtfsCounter, 6745 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 6862 mSolverCounterSat, 3754 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6927 SdHoareTripleChecker+Valid, 2803 SdHoareTripleChecker+Invalid, 10617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3754 IncrementalHoareTripleChecker+Valid, 6862 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:11:44,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6927 Valid, 2803 Invalid, 10617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3754 Valid, 6862 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2022-12-13 21:11:44,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3372 states. [2022-12-13 21:11:45,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3372 to 3367. [2022-12-13 21:11:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3367 states, 2260 states have (on average 1.2734513274336283) internal successors, (2878), 2337 states have internal predecessors, (2878), 863 states have call successors, (863), 231 states have call predecessors, (863), 231 states have return successors, (869), 850 states have call predecessors, (869), 861 states have call successors, (869) [2022-12-13 21:11:45,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 3367 states and 4610 transitions. [2022-12-13 21:11:45,071 INFO L78 Accepts]: Start accepts. Automaton has 3367 states and 4610 transitions. Word has length 169 [2022-12-13 21:11:45,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:11:45,072 INFO L495 AbstractCegarLoop]: Abstraction has 3367 states and 4610 transitions. [2022-12-13 21:11:45,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 21:11:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 4610 transitions. [2022-12-13 21:11:45,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-13 21:11:45,075 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:11:45,075 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:11:45,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-13 21:11:45,076 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:11:45,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:11:45,076 INFO L85 PathProgramCache]: Analyzing trace with hash 745232227, now seen corresponding path program 1 times [2022-12-13 21:11:45,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:11:45,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625732372] [2022-12-13 21:11:45,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:11:45,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:11:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:11:45,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:11:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:11:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:11:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:11:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:11:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:11:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:11:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:11:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:11:45,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:11:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:11:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:11:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:11:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:11:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:11:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:11:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:11:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:11:45,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:11:45,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:11:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:11:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:11:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 21:11:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 21:11:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:11:45,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:11:45,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625732372] [2022-12-13 21:11:45,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625732372] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:11:45,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:11:45,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:11:45,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983536542] [2022-12-13 21:11:45,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:11:45,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:11:45,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:11:45,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:11:45,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:11:45,608 INFO L87 Difference]: Start difference. First operand 3367 states and 4610 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 21:11:52,389 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 [] [2022-12-13 21:11:57,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:11:57,029 INFO L93 Difference]: Finished difference Result 3367 states and 4610 transitions. [2022-12-13 21:11:57,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:11:57,029 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 175 [2022-12-13 21:11:57,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:11:57,034 INFO L225 Difference]: With dead ends: 3367 [2022-12-13 21:11:57,035 INFO L226 Difference]: Without dead ends: 3365 [2022-12-13 21:11:57,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:11:57,036 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 6687 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 6804 mSolverCounterSat, 3728 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6866 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 10533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6804 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:11:57,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6866 Valid, 2799 Invalid, 10533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6804 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2022-12-13 21:11:57,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3365 states. [2022-12-13 21:11:57,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3365 to 3365. [2022-12-13 21:11:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3365 states, 2259 states have (on average 1.2731297034085878) internal successors, (2876), 2335 states have internal predecessors, (2876), 863 states have call successors, (863), 231 states have call predecessors, (863), 231 states have return successors, (869), 850 states have call predecessors, (869), 861 states have call successors, (869) [2022-12-13 21:11:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3365 states to 3365 states and 4608 transitions. [2022-12-13 21:11:57,382 INFO L78 Accepts]: Start accepts. Automaton has 3365 states and 4608 transitions. Word has length 175 [2022-12-13 21:11:57,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:11:57,382 INFO L495 AbstractCegarLoop]: Abstraction has 3365 states and 4608 transitions. [2022-12-13 21:11:57,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 4 states have internal predecessors, (109), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 21:11:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 4608 transitions. [2022-12-13 21:11:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-12-13 21:11:57,385 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:11:57,385 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2022-12-13 21:11:57,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-13 21:11:57,385 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:11:57,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:11:57,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1228881045, now seen corresponding path program 1 times [2022-12-13 21:11:57,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:11:57,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269509578] [2022-12-13 21:11:57,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:11:57,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:11:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:57,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:11:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:57,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:11:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:57,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:11:57,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:11:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:11:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:11:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:11:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:11:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:11:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:11:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:11:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:11:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:11:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:11:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:11:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:11:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:11:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:11:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:11:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:11:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:11:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:11:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:11:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 21:11:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:11:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:11:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:11:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:11:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:11:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 21:11:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-12-13 21:11:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:11:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2022-12-13 21:11:58,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:11:58,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269509578] [2022-12-13 21:11:58,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269509578] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:11:58,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:11:58,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 21:11:58,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685544944] [2022-12-13 21:11:58,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:11:58,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 21:11:58,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:11:58,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 21:11:58,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:11:58,207 INFO L87 Difference]: Start difference. First operand 3365 states and 4608 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 21:12:06,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:08,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:10,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:12,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:14,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:25,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:12:25,192 INFO L93 Difference]: Finished difference Result 3895 states and 5349 transitions. [2022-12-13 21:12:25,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 21:12:25,192 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 228 [2022-12-13 21:12:25,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:12:25,200 INFO L225 Difference]: With dead ends: 3895 [2022-12-13 21:12:25,200 INFO L226 Difference]: Without dead ends: 3893 [2022-12-13 21:12:25,201 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2022-12-13 21:12:25,201 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 7991 mSDsluCounter, 3641 mSDsCounter, 0 mSdLazyCounter, 15990 mSolverCounterSat, 5178 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8166 SdHoareTripleChecker+Valid, 4598 SdHoareTripleChecker+Invalid, 21171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5178 IncrementalHoareTripleChecker+Valid, 15990 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:12:25,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8166 Valid, 4598 Invalid, 21171 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5178 Valid, 15990 Invalid, 3 Unknown, 0 Unchecked, 26.1s Time] [2022-12-13 21:12:25,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3893 states. [2022-12-13 21:12:25,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3893 to 3650. [2022-12-13 21:12:25,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3650 states, 2444 states have (on average 1.2680032733224222) internal successors, (3099), 2526 states have internal predecessors, (3099), 923 states have call successors, (923), 269 states have call predecessors, (923), 271 states have return successors, (936), 911 states have call predecessors, (936), 921 states have call successors, (936) [2022-12-13 21:12:25,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 3650 states and 4958 transitions. [2022-12-13 21:12:25,600 INFO L78 Accepts]: Start accepts. Automaton has 3650 states and 4958 transitions. Word has length 228 [2022-12-13 21:12:25,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:12:25,600 INFO L495 AbstractCegarLoop]: Abstraction has 3650 states and 4958 transitions. [2022-12-13 21:12:25,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 21:12:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3650 states and 4958 transitions. [2022-12-13 21:12:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-13 21:12:25,602 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:12:25,602 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:12:25,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-13 21:12:25,603 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:12:25,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:12:25,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1772173512, now seen corresponding path program 1 times [2022-12-13 21:12:25,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:12:25,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74007343] [2022-12-13 21:12:25,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:12:25,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:12:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:12:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:12:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:12:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:12:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:12:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:12:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:12:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:12:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:12:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:12:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:12:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:12:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:12:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:25,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:12:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:12:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:12:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:12:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:12:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:12:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:12:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:12:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:12:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:12:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:12:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 21:12:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 21:12:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 21:12:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:12:26,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:12:26,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74007343] [2022-12-13 21:12:26,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74007343] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:12:26,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:12:26,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:12:26,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146856733] [2022-12-13 21:12:26,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:12:26,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:12:26,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:12:26,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:12:26,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:12:26,085 INFO L87 Difference]: Start difference. First operand 3650 states and 4958 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 21:12:32,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:45,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:47,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:12:47,161 INFO L93 Difference]: Finished difference Result 6858 states and 9326 transitions. [2022-12-13 21:12:47,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 21:12:47,161 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 181 [2022-12-13 21:12:47,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:12:47,175 INFO L225 Difference]: With dead ends: 6858 [2022-12-13 21:12:47,175 INFO L226 Difference]: Without dead ends: 6856 [2022-12-13 21:12:47,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 21:12:47,178 INFO L413 NwaCegarLoop]: 1242 mSDtfsCounter, 10221 mSDsluCounter, 2713 mSDsCounter, 0 mSdLazyCounter, 12001 mSolverCounterSat, 6050 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10392 SdHoareTripleChecker+Valid, 3955 SdHoareTripleChecker+Invalid, 18052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6050 IncrementalHoareTripleChecker+Valid, 12001 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:12:47,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10392 Valid, 3955 Invalid, 18052 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6050 Valid, 12001 Invalid, 1 Unknown, 0 Unchecked, 19.7s Time] [2022-12-13 21:12:47,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6856 states. [2022-12-13 21:12:47,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6856 to 6821. [2022-12-13 21:12:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6821 states, 4565 states have (on average 1.2685651697699891) internal successors, (5791), 4704 states have internal predecessors, (5791), 1718 states have call successors, (1718), 519 states have call predecessors, (1718), 526 states have return successors, (1788), 1702 states have call predecessors, (1788), 1716 states have call successors, (1788) [2022-12-13 21:12:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6821 states to 6821 states and 9297 transitions. [2022-12-13 21:12:47,937 INFO L78 Accepts]: Start accepts. Automaton has 6821 states and 9297 transitions. Word has length 181 [2022-12-13 21:12:47,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:12:47,937 INFO L495 AbstractCegarLoop]: Abstraction has 6821 states and 9297 transitions. [2022-12-13 21:12:47,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 4 states have internal predecessors, (113), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 21:12:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6821 states and 9297 transitions. [2022-12-13 21:12:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-13 21:12:47,939 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:12:47,939 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:12:47,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-12-13 21:12:47,940 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:12:47,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:12:47,940 INFO L85 PathProgramCache]: Analyzing trace with hash 234008521, now seen corresponding path program 1 times [2022-12-13 21:12:47,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:12:47,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130757307] [2022-12-13 21:12:47,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:12:47,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:12:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:12:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:12:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:12:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:12:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:12:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:12:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:12:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:12:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:12:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:12:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:12:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:12:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:12:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:12:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:12:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:12:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:12:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:12:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:12:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:12:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:12:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:12:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:12:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:12:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 21:12:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 21:12:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 21:12:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:12:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:12:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:12:48,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:12:48,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130757307] [2022-12-13 21:12:48,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130757307] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:12:48,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:12:48,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:12:48,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718824289] [2022-12-13 21:12:48,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:12:48,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:12:48,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:12:48,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:12:48,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:12:48,416 INFO L87 Difference]: Start difference. First operand 6821 states and 9297 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-13 21:12:53,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:12:55,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:13:00,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:13:00,718 INFO L93 Difference]: Finished difference Result 6821 states and 9297 transitions. [2022-12-13 21:13:00,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:13:00,719 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 187 [2022-12-13 21:13:00,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:13:00,731 INFO L225 Difference]: With dead ends: 6821 [2022-12-13 21:13:00,731 INFO L226 Difference]: Without dead ends: 6819 [2022-12-13 21:13:00,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:13:00,733 INFO L413 NwaCegarLoop]: 957 mSDtfsCounter, 6681 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 6801 mSolverCounterSat, 3728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6858 SdHoareTripleChecker+Valid, 2799 SdHoareTripleChecker+Invalid, 10529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3728 IncrementalHoareTripleChecker+Valid, 6801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:13:00,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6858 Valid, 2799 Invalid, 10529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3728 Valid, 6801 Invalid, 0 Unknown, 0 Unchecked, 11.2s Time] [2022-12-13 21:13:00,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6819 states. [2022-12-13 21:13:01,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6819 to 6819. [2022-12-13 21:13:01,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6819 states, 4564 states have (on average 1.26840490797546) internal successors, (5789), 4702 states have internal predecessors, (5789), 1718 states have call successors, (1718), 519 states have call predecessors, (1718), 526 states have return successors, (1788), 1702 states have call predecessors, (1788), 1716 states have call successors, (1788) [2022-12-13 21:13:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6819 states to 6819 states and 9295 transitions. [2022-12-13 21:13:01,501 INFO L78 Accepts]: Start accepts. Automaton has 6819 states and 9295 transitions. Word has length 187 [2022-12-13 21:13:01,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:13:01,501 INFO L495 AbstractCegarLoop]: Abstraction has 6819 states and 9295 transitions. [2022-12-13 21:13:01,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-13 21:13:01,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6819 states and 9295 transitions. [2022-12-13 21:13:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-13 21:13:01,503 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:13:01,504 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:13:01,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-12-13 21:13:01,504 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:13:01,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:13:01,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1900934201, now seen corresponding path program 1 times [2022-12-13 21:13:01,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:13:01,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18431377] [2022-12-13 21:13:01,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:13:01,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:13:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:13:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:13:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:13:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:13:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:13:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:13:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:13:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:13:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:13:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 21:13:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:13:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 21:13:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 21:13:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 21:13:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 21:13:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 21:13:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 21:13:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 21:13:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 21:13:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 21:13:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:13:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:13:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:13:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 21:13:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 21:13:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 21:13:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:13:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 21:13:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-13 21:13:01,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:13:01,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18431377] [2022-12-13 21:13:01,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18431377] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:13:01,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:13:01,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:13:01,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611317787] [2022-12-13 21:13:01,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:13:01,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:13:01,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:13:01,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:13:01,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:13:01,997 INFO L87 Difference]: Start difference. First operand 6819 states and 9295 transitions. Second operand has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 21:13:06,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:13:17,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:13:21,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:13:21,661 INFO L93 Difference]: Finished difference Result 13196 states and 18064 transitions. [2022-12-13 21:13:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 21:13:21,661 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 193 [2022-12-13 21:13:21,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:13:21,699 INFO L225 Difference]: With dead ends: 13196 [2022-12-13 21:13:21,700 INFO L226 Difference]: Without dead ends: 13036 [2022-12-13 21:13:21,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:13:21,708 INFO L413 NwaCegarLoop]: 1242 mSDtfsCounter, 10296 mSDsluCounter, 2713 mSDsCounter, 0 mSdLazyCounter, 11859 mSolverCounterSat, 6099 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10465 SdHoareTripleChecker+Valid, 3955 SdHoareTripleChecker+Invalid, 17959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6099 IncrementalHoareTripleChecker+Valid, 11859 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2022-12-13 21:13:21,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10465 Valid, 3955 Invalid, 17959 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6099 Valid, 11859 Invalid, 1 Unknown, 0 Unchecked, 17.6s Time] [2022-12-13 21:13:21,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13036 states. [2022-12-13 21:13:23,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13036 to 13012. [2022-12-13 21:13:23,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13012 states, 8716 states have (on average 1.2711106011932078) internal successors, (11079), 8965 states have internal predecessors, (11079), 3268 states have call successors, (3268), 1001 states have call predecessors, (3268), 1017 states have return successors, (3514), 3246 states have call predecessors, (3514), 3264 states have call successors, (3514) [2022-12-13 21:13:23,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13012 states to 13012 states and 17861 transitions. [2022-12-13 21:13:23,248 INFO L78 Accepts]: Start accepts. Automaton has 13012 states and 17861 transitions. Word has length 193 [2022-12-13 21:13:23,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:13:23,248 INFO L495 AbstractCegarLoop]: Abstraction has 13012 states and 17861 transitions. [2022-12-13 21:13:23,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 21:13:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 13012 states and 17861 transitions. [2022-12-13 21:13:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-13 21:13:23,251 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:13:23,251 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:13:23,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-12-13 21:13:23,251 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:13:23,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:13:23,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1402620442, now seen corresponding path program 1 times [2022-12-13 21:13:23,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:13:23,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536241272] [2022-12-13 21:13:23,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:13:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:13:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:23,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:13:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:23,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:13:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:13:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:23,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:13:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:13:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:13:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:13:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:13:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:13:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:13:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:13:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:13:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:13:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:13:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:13:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:13:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:13:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:13:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:13:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:13:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:13:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:13:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 21:13:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2022-12-13 21:13:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2022-12-13 21:13:24,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:13:24,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536241272] [2022-12-13 21:13:24,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536241272] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:13:24,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:13:24,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 21:13:24,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137431354] [2022-12-13 21:13:24,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:13:24,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 21:13:24,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:13:24,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:13:24,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:13:24,265 INFO L87 Difference]: Start difference. First operand 13012 states and 17861 transitions. Second operand has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 6 states have internal predecessors, (81), 2 states have call successors, (29), 5 states have call predecessors, (29), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 21:13:35,049 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 [] [2022-12-13 21:13:49,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:13:49,182 INFO L93 Difference]: Finished difference Result 26128 states and 36022 transitions. [2022-12-13 21:13:49,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 21:13:49,183 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 6 states have internal predecessors, (81), 2 states have call successors, (29), 5 states have call predecessors, (29), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) Word has length 260 [2022-12-13 21:13:49,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:13:49,220 INFO L225 Difference]: With dead ends: 26128 [2022-12-13 21:13:49,220 INFO L226 Difference]: Without dead ends: 14729 [2022-12-13 21:13:49,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-12-13 21:13:49,246 INFO L413 NwaCegarLoop]: 1060 mSDtfsCounter, 6662 mSDsluCounter, 5512 mSDsCounter, 0 mSdLazyCounter, 22645 mSolverCounterSat, 5373 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6662 SdHoareTripleChecker+Valid, 6572 SdHoareTripleChecker+Invalid, 28019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5373 IncrementalHoareTripleChecker+Valid, 22645 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2022-12-13 21:13:49,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6662 Valid, 6572 Invalid, 28019 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5373 Valid, 22645 Invalid, 1 Unknown, 0 Unchecked, 22.6s Time] [2022-12-13 21:13:49,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14729 states. [2022-12-13 21:13:50,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14729 to 13228. [2022-12-13 21:13:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13228 states, 8871 states have (on average 1.2700935632961334) internal successors, (11267), 9120 states have internal predecessors, (11267), 3298 states have call successors, (3298), 1001 states have call predecessors, (3298), 1048 states have return successors, (3659), 3307 states have call predecessors, (3659), 3294 states have call successors, (3659) [2022-12-13 21:13:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13228 states to 13228 states and 18224 transitions. [2022-12-13 21:13:50,849 INFO L78 Accepts]: Start accepts. Automaton has 13228 states and 18224 transitions. Word has length 260 [2022-12-13 21:13:50,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:13:50,849 INFO L495 AbstractCegarLoop]: Abstraction has 13228 states and 18224 transitions. [2022-12-13 21:13:50,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 6 states have internal predecessors, (81), 2 states have call successors, (29), 5 states have call predecessors, (29), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-13 21:13:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 13228 states and 18224 transitions. [2022-12-13 21:13:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-12-13 21:13:50,851 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:13:50,852 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:13:50,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-12-13 21:13:50,852 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:13:50,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:13:50,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1302483710, now seen corresponding path program 1 times [2022-12-13 21:13:50,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:13:50,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516724511] [2022-12-13 21:13:50,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:13:50,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:13:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:13:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:13:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:13:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:13:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:13:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:13:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:13:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:13:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:13:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:13:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:13:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:13:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:13:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:13:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:13:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:13:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:13:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:51,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:13:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:13:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:13:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:13:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:13:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:13:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:13:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:13:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 21:13:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 21:13:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 21:13:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 21:13:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 21:13:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:13:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2022-12-13 21:13:51,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:13:51,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516724511] [2022-12-13 21:13:51,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516724511] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:13:51,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:13:51,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:13:51,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810027833] [2022-12-13 21:13:51,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:13:51,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:13:51,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:13:51,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:13:51,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:13:51,665 INFO L87 Difference]: Start difference. First operand 13228 states and 18224 transitions. Second operand has 10 states, 10 states have (on average 8.3) internal successors, (83), 5 states have internal predecessors, (83), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 21:14:03,640 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 [] [2022-12-13 21:14:04,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:14:17,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:14:17,785 INFO L93 Difference]: Finished difference Result 26460 states and 36532 transitions. [2022-12-13 21:14:17,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 21:14:17,785 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 5 states have internal predecessors, (83), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 276 [2022-12-13 21:14:17,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:14:17,821 INFO L225 Difference]: With dead ends: 26460 [2022-12-13 21:14:17,821 INFO L226 Difference]: Without dead ends: 14851 [2022-12-13 21:14:17,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2022-12-13 21:14:17,842 INFO L413 NwaCegarLoop]: 1193 mSDtfsCounter, 9676 mSDsluCounter, 4611 mSDsCounter, 0 mSdLazyCounter, 16751 mSolverCounterSat, 6752 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9845 SdHoareTripleChecker+Valid, 5804 SdHoareTripleChecker+Invalid, 23504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6752 IncrementalHoareTripleChecker+Valid, 16751 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:14:17,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9845 Valid, 5804 Invalid, 23504 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6752 Valid, 16751 Invalid, 1 Unknown, 0 Unchecked, 23.4s Time] [2022-12-13 21:14:17,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14851 states. [2022-12-13 21:14:19,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14851 to 13218. [2022-12-13 21:14:19,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13218 states, 8862 states have (on average 1.2694651320243737) internal successors, (11250), 9110 states have internal predecessors, (11250), 3298 states have call successors, (3298), 1001 states have call predecessors, (3298), 1048 states have return successors, (3659), 3307 states have call predecessors, (3659), 3294 states have call successors, (3659) [2022-12-13 21:14:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13218 states to 13218 states and 18207 transitions. [2022-12-13 21:14:19,477 INFO L78 Accepts]: Start accepts. Automaton has 13218 states and 18207 transitions. Word has length 276 [2022-12-13 21:14:19,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:14:19,477 INFO L495 AbstractCegarLoop]: Abstraction has 13218 states and 18207 transitions. [2022-12-13 21:14:19,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.3) internal successors, (83), 5 states have internal predecessors, (83), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 21:14:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 13218 states and 18207 transitions. [2022-12-13 21:14:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2022-12-13 21:14:19,480 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:14:19,480 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:14:19,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-12-13 21:14:19,480 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:14:19,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:14:19,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1722664178, now seen corresponding path program 1 times [2022-12-13 21:14:19,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:14:19,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133417912] [2022-12-13 21:14:19,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:14:19,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:14:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:14:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:14:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:14:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:14:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:14:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:14:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:14:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:14:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:14:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:14:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:14:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:14:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:19,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:14:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:14:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:14:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:14:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:14:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:14:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:14:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:14:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:14:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:14:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 21:14:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 21:14:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 21:14:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 21:14:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 21:14:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2022-12-13 21:14:20,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:14:20,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133417912] [2022-12-13 21:14:20,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133417912] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:14:20,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:14:20,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 21:14:20,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164357191] [2022-12-13 21:14:20,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:14:20,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 21:14:20,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:14:20,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:14:20,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:14:20,149 INFO L87 Difference]: Start difference. First operand 13218 states and 18207 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 21:14:28,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:14:39,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:14:39,712 INFO L93 Difference]: Finished difference Result 14779 states and 20606 transitions. [2022-12-13 21:14:39,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:14:39,713 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 277 [2022-12-13 21:14:39,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:14:39,745 INFO L225 Difference]: With dead ends: 14779 [2022-12-13 21:14:39,745 INFO L226 Difference]: Without dead ends: 14777 [2022-12-13 21:14:39,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2022-12-13 21:14:39,750 INFO L413 NwaCegarLoop]: 1190 mSDtfsCounter, 8231 mSDsluCounter, 3585 mSDsCounter, 0 mSdLazyCounter, 11069 mSolverCounterSat, 5405 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8409 SdHoareTripleChecker+Valid, 4775 SdHoareTripleChecker+Invalid, 16474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5405 IncrementalHoareTripleChecker+Valid, 11069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:14:39,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8409 Valid, 4775 Invalid, 16474 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5405 Valid, 11069 Invalid, 0 Unknown, 0 Unchecked, 17.1s Time] [2022-12-13 21:14:39,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14777 states. [2022-12-13 21:14:41,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14777 to 13216. [2022-12-13 21:14:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13216 states, 8861 states have (on average 1.2690441259451528) internal successors, (11245), 9108 states have internal predecessors, (11245), 3298 states have call successors, (3298), 1001 states have call predecessors, (3298), 1048 states have return successors, (3659), 3307 states have call predecessors, (3659), 3294 states have call successors, (3659) [2022-12-13 21:14:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13216 states to 13216 states and 18202 transitions. [2022-12-13 21:14:41,385 INFO L78 Accepts]: Start accepts. Automaton has 13216 states and 18202 transitions. Word has length 277 [2022-12-13 21:14:41,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:14:41,385 INFO L495 AbstractCegarLoop]: Abstraction has 13216 states and 18202 transitions. [2022-12-13 21:14:41,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 21:14:41,385 INFO L276 IsEmpty]: Start isEmpty. Operand 13216 states and 18202 transitions. [2022-12-13 21:14:41,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-12-13 21:14:41,388 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:14:41,388 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 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] [2022-12-13 21:14:41,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-12-13 21:14:41,388 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:14:41,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:14:41,388 INFO L85 PathProgramCache]: Analyzing trace with hash -2000470694, now seen corresponding path program 1 times [2022-12-13 21:14:41,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:14:41,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464182482] [2022-12-13 21:14:41,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:14:41,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:14:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:14:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:14:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:14:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:14:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:14:41,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:14:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:14:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:14:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:14:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:14:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:14:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:14:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:14:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 21:14:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:14:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:14:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:14:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:14:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 21:14:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-12-13 21:14:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:14:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:14:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 21:14:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-12-13 21:14:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2022-12-13 21:14:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:14:41,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 21:14:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 21:14:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:14:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2022-12-13 21:14:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:14:41,837 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 737 trivial. 0 not checked. [2022-12-13 21:14:41,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:14:41,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464182482] [2022-12-13 21:14:41,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464182482] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:14:41,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:14:41,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 21:14:41,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636945101] [2022-12-13 21:14:41,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:14:41,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 21:14:41,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:14:41,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:14:41,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:14:41,839 INFO L87 Difference]: Start difference. First operand 13216 states and 18202 transitions. Second operand has 8 states, 8 states have (on average 12.5) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 21:14:49,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:14:50,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:15:02,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:15:02,026 INFO L93 Difference]: Finished difference Result 27591 states and 38624 transitions. [2022-12-13 21:15:02,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 21:15:02,027 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.5) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 291 [2022-12-13 21:15:02,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:15:02,063 INFO L225 Difference]: With dead ends: 27591 [2022-12-13 21:15:02,063 INFO L226 Difference]: Without dead ends: 14782 [2022-12-13 21:15:02,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2022-12-13 21:15:02,109 INFO L413 NwaCegarLoop]: 952 mSDtfsCounter, 7331 mSDsluCounter, 3392 mSDsCounter, 0 mSdLazyCounter, 11931 mSolverCounterSat, 5548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7331 SdHoareTripleChecker+Valid, 4344 SdHoareTripleChecker+Invalid, 17479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5548 IncrementalHoareTripleChecker+Valid, 11931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:15:02,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7331 Valid, 4344 Invalid, 17479 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5548 Valid, 11931 Invalid, 0 Unknown, 0 Unchecked, 17.9s Time] [2022-12-13 21:15:02,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14782 states. [2022-12-13 21:15:03,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14782 to 13223. [2022-12-13 21:15:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13223 states, 8865 states have (on average 1.2689227298364354) internal successors, (11249), 9115 states have internal predecessors, (11249), 3298 states have call successors, (3298), 1001 states have call predecessors, (3298), 1051 states have return successors, (3668), 3307 states have call predecessors, (3668), 3294 states have call successors, (3668) [2022-12-13 21:15:03,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13223 states to 13223 states and 18215 transitions. [2022-12-13 21:15:03,814 INFO L78 Accepts]: Start accepts. Automaton has 13223 states and 18215 transitions. Word has length 291 [2022-12-13 21:15:03,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:15:03,814 INFO L495 AbstractCegarLoop]: Abstraction has 13223 states and 18215 transitions. [2022-12-13 21:15:03,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.5) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 21:15:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 13223 states and 18215 transitions. [2022-12-13 21:15:03,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-12-13 21:15:03,817 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:15:03,817 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2022-12-13 21:15:03,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-12-13 21:15:03,817 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:15:03,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:15:03,818 INFO L85 PathProgramCache]: Analyzing trace with hash 409254061, now seen corresponding path program 1 times [2022-12-13 21:15:03,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:15:03,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437427228] [2022-12-13 21:15:03,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:15:03,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:15:03,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:15:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:15:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:15:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:15:04,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:15:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:15:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:15:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:15:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:15:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:15:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:15:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:15:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:15:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 21:15:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:15:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:15:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:15:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:15:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 21:15:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-12-13 21:15:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-12-13 21:15:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-12-13 21:15:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 21:15:04,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 21:15:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 21:15:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:15:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2022-12-13 21:15:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2022-12-13 21:15:04,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:15:04,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437427228] [2022-12-13 21:15:04,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437427228] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:15:04,601 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:15:04,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:15:04,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864714514] [2022-12-13 21:15:04,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:15:04,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:15:04,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:15:04,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:15:04,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:15:04,602 INFO L87 Difference]: Start difference. First operand 13223 states and 18215 transitions. Second operand has 10 states, 10 states have (on average 9.9) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (36), 8 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 21:15:14,672 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 [] [2022-12-13 21:15:27,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:15:27,224 INFO L93 Difference]: Finished difference Result 14802 states and 20991 transitions. [2022-12-13 21:15:27,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:15:27,224 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (36), 8 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 269 [2022-12-13 21:15:27,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:15:27,256 INFO L225 Difference]: With dead ends: 14802 [2022-12-13 21:15:27,256 INFO L226 Difference]: Without dead ends: 14800 [2022-12-13 21:15:27,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=156, Invalid=350, Unknown=0, NotChecked=0, Total=506 [2022-12-13 21:15:27,261 INFO L413 NwaCegarLoop]: 954 mSDtfsCounter, 9502 mSDsluCounter, 4370 mSDsCounter, 0 mSdLazyCounter, 17221 mSolverCounterSat, 7545 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9502 SdHoareTripleChecker+Valid, 5324 SdHoareTripleChecker+Invalid, 24767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7545 IncrementalHoareTripleChecker+Valid, 17221 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:15:27,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9502 Valid, 5324 Invalid, 24767 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7545 Valid, 17221 Invalid, 1 Unknown, 0 Unchecked, 20.2s Time] [2022-12-13 21:15:27,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14800 states. [2022-12-13 21:15:28,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14800 to 13235. [2022-12-13 21:15:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13235 states, 8873 states have (on average 1.267778654344641) internal successors, (11249), 9123 states have internal predecessors, (11249), 3298 states have call successors, (3298), 1001 states have call predecessors, (3298), 1055 states have return successors, (3668), 3311 states have call predecessors, (3668), 3294 states have call successors, (3668) [2022-12-13 21:15:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13235 states to 13235 states and 18215 transitions. [2022-12-13 21:15:28,957 INFO L78 Accepts]: Start accepts. Automaton has 13235 states and 18215 transitions. Word has length 269 [2022-12-13 21:15:28,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:15:28,957 INFO L495 AbstractCegarLoop]: Abstraction has 13235 states and 18215 transitions. [2022-12-13 21:15:28,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.9) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (36), 8 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2022-12-13 21:15:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 13235 states and 18215 transitions. [2022-12-13 21:15:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-12-13 21:15:28,960 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:15:28,960 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:15:28,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-12-13 21:15:28,960 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:15:28,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:15:28,960 INFO L85 PathProgramCache]: Analyzing trace with hash -2071527581, now seen corresponding path program 1 times [2022-12-13 21:15:28,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:15:28,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969941873] [2022-12-13 21:15:28,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:15:28,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:15:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:15:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:15:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:15:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:15:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:15:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:15:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:15:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:15:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:15:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:15:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:15:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:15:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:15:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:15:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:15:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:15:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:15:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:15:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:15:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:15:29,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:15:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:15:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 21:15:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-12-13 21:15:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 21:15:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 21:15:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 920 trivial. 0 not checked. [2022-12-13 21:15:29,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:15:29,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969941873] [2022-12-13 21:15:29,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969941873] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:15:29,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:15:29,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 21:15:29,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126094981] [2022-12-13 21:15:29,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:15:29,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 21:15:29,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:15:29,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 21:15:29,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:15:29,737 INFO L87 Difference]: Start difference. First operand 13235 states and 18215 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 21:15:37,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:15:40,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:15:52,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:15:52,327 INFO L93 Difference]: Finished difference Result 13982 states and 19358 transitions. [2022-12-13 21:15:52,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 21:15:52,328 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 288 [2022-12-13 21:15:52,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:15:52,356 INFO L225 Difference]: With dead ends: 13982 [2022-12-13 21:15:52,356 INFO L226 Difference]: Without dead ends: 13980 [2022-12-13 21:15:52,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2022-12-13 21:15:52,360 INFO L413 NwaCegarLoop]: 950 mSDtfsCounter, 8055 mSDsluCounter, 3609 mSDsCounter, 0 mSdLazyCounter, 14084 mSolverCounterSat, 5198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8240 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 19282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5198 IncrementalHoareTripleChecker+Valid, 14084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:15:52,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8240 Valid, 4559 Invalid, 19282 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5198 Valid, 14084 Invalid, 0 Unknown, 0 Unchecked, 20.1s Time] [2022-12-13 21:15:52,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13980 states. [2022-12-13 21:15:54,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13980 to 13283. [2022-12-13 21:15:54,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13283 states, 8908 states have (on average 1.2667265379434216) internal successors, (11284), 9158 states have internal predecessors, (11284), 3298 states have call successors, (3298), 1014 states have call predecessors, (3298), 1068 states have return successors, (3668), 3311 states have call predecessors, (3668), 3294 states have call successors, (3668) [2022-12-13 21:15:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13283 states to 13283 states and 18250 transitions. [2022-12-13 21:15:54,147 INFO L78 Accepts]: Start accepts. Automaton has 13283 states and 18250 transitions. Word has length 288 [2022-12-13 21:15:54,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:15:54,147 INFO L495 AbstractCegarLoop]: Abstraction has 13283 states and 18250 transitions. [2022-12-13 21:15:54,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-12-13 21:15:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 13283 states and 18250 transitions. [2022-12-13 21:15:54,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-12-13 21:15:54,150 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:15:54,150 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:15:54,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-12-13 21:15:54,150 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:15:54,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:15:54,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1083396616, now seen corresponding path program 1 times [2022-12-13 21:15:54,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:15:54,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800791185] [2022-12-13 21:15:54,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:15:54,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:15:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:15:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:15:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:15:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:15:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:15:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:15:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:15:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:15:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:15:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:15:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:15:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:15:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:15:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:15:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:15:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:15:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:15:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:15:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:15:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:15:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:15:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:15:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:15:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:15:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 21:15:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:15:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-12-13 21:15:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 21:15:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 21:15:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 21:15:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:15:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2022-12-13 21:15:55,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:15:55,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800791185] [2022-12-13 21:15:55,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800791185] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:15:55,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:15:55,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 21:15:55,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259874874] [2022-12-13 21:15:55,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:15:55,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 21:15:55,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:15:55,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 21:15:55,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:15:55,235 INFO L87 Difference]: Start difference. First operand 13283 states and 18250 transitions. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-12-13 21:16:03,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:16:05,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:16:08,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:16:28,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:16:28,051 INFO L93 Difference]: Finished difference Result 23347 states and 32174 transitions. [2022-12-13 21:16:28,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 21:16:28,052 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 298 [2022-12-13 21:16:28,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:16:28,137 INFO L225 Difference]: With dead ends: 23347 [2022-12-13 21:16:28,138 INFO L226 Difference]: Without dead ends: 23345 [2022-12-13 21:16:28,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2022-12-13 21:16:28,146 INFO L413 NwaCegarLoop]: 950 mSDtfsCounter, 10446 mSDsluCounter, 3626 mSDsCounter, 0 mSdLazyCounter, 20738 mSolverCounterSat, 7290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10625 SdHoareTripleChecker+Valid, 4576 SdHoareTripleChecker+Invalid, 28028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7290 IncrementalHoareTripleChecker+Valid, 20738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:16:28,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10625 Valid, 4576 Invalid, 28028 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7290 Valid, 20738 Invalid, 0 Unknown, 0 Unchecked, 28.9s Time] [2022-12-13 21:16:28,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23345 states. [2022-12-13 21:16:30,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23345 to 21984. [2022-12-13 21:16:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21984 states, 14652 states have (on average 1.2673355173355174) internal successors, (18569), 15080 states have internal predecessors, (18569), 5428 states have call successors, (5428), 1795 states have call predecessors, (5428), 1895 states have return successors, (6056), 5464 states have call predecessors, (6056), 5424 states have call successors, (6056) [2022-12-13 21:16:31,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21984 states to 21984 states and 30053 transitions. [2022-12-13 21:16:31,063 INFO L78 Accepts]: Start accepts. Automaton has 21984 states and 30053 transitions. Word has length 298 [2022-12-13 21:16:31,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:16:31,064 INFO L495 AbstractCegarLoop]: Abstraction has 21984 states and 30053 transitions. [2022-12-13 21:16:31,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (36), 7 states have call predecessors, (36), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-12-13 21:16:31,064 INFO L276 IsEmpty]: Start isEmpty. Operand 21984 states and 30053 transitions. [2022-12-13 21:16:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2022-12-13 21:16:31,067 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:16:31,067 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 9, 9, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:16:31,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-12-13 21:16:31,067 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:16:31,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:16:31,067 INFO L85 PathProgramCache]: Analyzing trace with hash -959223716, now seen corresponding path program 1 times [2022-12-13 21:16:31,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:16:31,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197624786] [2022-12-13 21:16:31,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:16:31,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:16:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:16:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:16:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:16:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:16:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:16:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:16:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:16:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:16:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:16:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:16:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:16:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:16:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:16:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:16:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:16:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:31,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:16:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:16:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:16:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:16:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:16:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:16:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:16:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:16:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:16:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:16:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:16:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:16:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:16:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:16:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:16:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:16:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:16:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:16:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:16:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 21:16:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 21:16:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-12-13 21:16:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-12-13 21:16:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2022-12-13 21:16:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-12-13 21:16:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:16:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2022-12-13 21:16:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:16:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2022-12-13 21:16:32,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:16:32,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197624786] [2022-12-13 21:16:32,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197624786] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:16:32,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:16:32,288 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-12-13 21:16:32,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260399991] [2022-12-13 21:16:32,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:16:32,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-13 21:16:32,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:16:32,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-13 21:16:32,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-12-13 21:16:32,290 INFO L87 Difference]: Start difference. First operand 21984 states and 30053 transitions. Second operand has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 6 states have internal predecessors, (104), 2 states have call successors, (38), 7 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-13 21:16:45,480 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 [] [2022-12-13 21:17:07,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:17:07,429 INFO L93 Difference]: Finished difference Result 39874 states and 54803 transitions. [2022-12-13 21:17:07,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 21:17:07,430 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 6 states have internal predecessors, (104), 2 states have call successors, (38), 7 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 308 [2022-12-13 21:17:07,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:17:07,492 INFO L225 Difference]: With dead ends: 39874 [2022-12-13 21:17:07,492 INFO L226 Difference]: Without dead ends: 25923 [2022-12-13 21:17:07,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=290, Unknown=0, NotChecked=0, Total=380 [2022-12-13 21:17:07,518 INFO L413 NwaCegarLoop]: 1348 mSDtfsCounter, 5902 mSDsluCounter, 8184 mSDsCounter, 0 mSdLazyCounter, 28043 mSolverCounterSat, 4274 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5978 SdHoareTripleChecker+Valid, 9532 SdHoareTripleChecker+Invalid, 32318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4274 IncrementalHoareTripleChecker+Valid, 28043 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2022-12-13 21:17:07,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5978 Valid, 9532 Invalid, 32318 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4274 Valid, 28043 Invalid, 1 Unknown, 0 Unchecked, 30.8s Time] [2022-12-13 21:17:07,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25923 states. [2022-12-13 21:17:10,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25923 to 22008. [2022-12-13 21:17:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22008 states, 14672 states have (on average 1.2669711014176663) internal successors, (18589), 15100 states have internal predecessors, (18589), 5428 states have call successors, (5428), 1795 states have call predecessors, (5428), 1899 states have return successors, (6064), 5468 states have call predecessors, (6064), 5424 states have call successors, (6064) [2022-12-13 21:17:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22008 states to 22008 states and 30081 transitions. [2022-12-13 21:17:10,379 INFO L78 Accepts]: Start accepts. Automaton has 22008 states and 30081 transitions. Word has length 308 [2022-12-13 21:17:10,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:17:10,379 INFO L495 AbstractCegarLoop]: Abstraction has 22008 states and 30081 transitions. [2022-12-13 21:17:10,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 6 states have internal predecessors, (104), 2 states have call successors, (38), 7 states have call predecessors, (38), 2 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-12-13 21:17:10,380 INFO L276 IsEmpty]: Start isEmpty. Operand 22008 states and 30081 transitions. [2022-12-13 21:17:10,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-12-13 21:17:10,383 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:17:10,383 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:17:10,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-12-13 21:17:10,383 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:17:10,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:17:10,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1214070147, now seen corresponding path program 1 times [2022-12-13 21:17:10,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:17:10,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121351918] [2022-12-13 21:17:10,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:17:10,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:17:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:17:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:17:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:17:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:17:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:17:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:17:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:17:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:17:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:17:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:17:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:17:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:17:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:17:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 21:17:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:17:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:17:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:17:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:17:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 21:17:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 21:17:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 21:17:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-12-13 21:17:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 21:17:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 21:17:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 21:17:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:17:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2022-12-13 21:17:10,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:17:10,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121351918] [2022-12-13 21:17:10,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121351918] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:17:10,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:17:10,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 21:17:10,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81715255] [2022-12-13 21:17:10,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:17:10,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 21:17:10,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:17:10,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:17:10,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:17:10,920 INFO L87 Difference]: Start difference. First operand 22008 states and 30081 transitions. Second operand has 8 states, 8 states have (on average 16.125) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-12-13 21:17:18,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:17:19,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:17:33,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:17:33,686 INFO L93 Difference]: Finished difference Result 45409 states and 63066 transitions. [2022-12-13 21:17:33,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 21:17:33,687 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 310 [2022-12-13 21:17:33,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:17:33,742 INFO L225 Difference]: With dead ends: 45409 [2022-12-13 21:17:33,742 INFO L226 Difference]: Without dead ends: 23851 [2022-12-13 21:17:33,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2022-12-13 21:17:33,784 INFO L413 NwaCegarLoop]: 952 mSDtfsCounter, 5947 mSDsluCounter, 2853 mSDsCounter, 0 mSdLazyCounter, 11237 mSolverCounterSat, 4933 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5947 SdHoareTripleChecker+Valid, 3805 SdHoareTripleChecker+Invalid, 16170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4933 IncrementalHoareTripleChecker+Valid, 11237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:17:33,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5947 Valid, 3805 Invalid, 16170 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4933 Valid, 11237 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2022-12-13 21:17:33,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23851 states. [2022-12-13 21:17:36,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23851 to 22022. [2022-12-13 21:17:36,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22022 states, 14686 states have (on average 1.2667166008443416) internal successors, (18603), 15114 states have internal predecessors, (18603), 5428 states have call successors, (5428), 1795 states have call predecessors, (5428), 1899 states have return successors, (6064), 5468 states have call predecessors, (6064), 5424 states have call successors, (6064) [2022-12-13 21:17:36,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22022 states to 22022 states and 30095 transitions. [2022-12-13 21:17:36,734 INFO L78 Accepts]: Start accepts. Automaton has 22022 states and 30095 transitions. Word has length 310 [2022-12-13 21:17:36,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:17:36,734 INFO L495 AbstractCegarLoop]: Abstraction has 22022 states and 30095 transitions. [2022-12-13 21:17:36,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (41), 7 states have call predecessors, (41), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-12-13 21:17:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 22022 states and 30095 transitions. [2022-12-13 21:17:36,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-12-13 21:17:36,737 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:17:36,738 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:17:36,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-12-13 21:17:36,738 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:17:36,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:17:36,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1319253881, now seen corresponding path program 1 times [2022-12-13 21:17:36,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:17:36,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212935740] [2022-12-13 21:17:36,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:17:36,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:17:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:17:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:17:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:17:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:17:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:17:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:37,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:17:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:17:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:17:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:17:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:17:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:17:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:17:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:17:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:17:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 21:17:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:17:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:17:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:17:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:17:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 21:17:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 21:17:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 21:17:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-12-13 21:17:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:17:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 21:17:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 21:17:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 21:17:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:17:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:17:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:17:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2022-12-13 21:17:37,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:17:37,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212935740] [2022-12-13 21:17:37,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212935740] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:17:37,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:17:37,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:17:37,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554990592] [2022-12-13 21:17:37,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:17:37,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:17:37,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:17:37,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:17:37,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:17:37,970 INFO L87 Difference]: Start difference. First operand 22022 states and 30095 transitions. Second operand has 10 states, 10 states have (on average 12.9) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (41), 8 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-13 21:17:48,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:17:49,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:17:53,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:18:10,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:18:10,867 INFO L93 Difference]: Finished difference Result 27769 states and 37573 transitions. [2022-12-13 21:18:10,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 21:18:10,868 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.9) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (41), 8 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 310 [2022-12-13 21:18:10,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:18:10,929 INFO L225 Difference]: With dead ends: 27769 [2022-12-13 21:18:10,929 INFO L226 Difference]: Without dead ends: 27767 [2022-12-13 21:18:10,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2022-12-13 21:18:10,938 INFO L413 NwaCegarLoop]: 952 mSDtfsCounter, 8303 mSDsluCounter, 4009 mSDsCounter, 0 mSdLazyCounter, 17745 mSolverCounterSat, 5517 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8489 SdHoareTripleChecker+Valid, 4961 SdHoareTripleChecker+Invalid, 23262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5517 IncrementalHoareTripleChecker+Valid, 17745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:18:10,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8489 Valid, 4961 Invalid, 23262 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5517 Valid, 17745 Invalid, 0 Unknown, 0 Unchecked, 28.0s Time] [2022-12-13 21:18:10,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27767 states. [2022-12-13 21:18:14,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27767 to 25874. [2022-12-13 21:18:14,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25874 states, 17066 states have (on average 1.2475682643853276) internal successors, (21291), 17566 states have internal predecessors, (21291), 6220 states have call successors, (6220), 2443 states have call predecessors, (6220), 2579 states have return successors, (6952), 6252 states have call predecessors, (6952), 6216 states have call successors, (6952) [2022-12-13 21:18:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25874 states to 25874 states and 34463 transitions. [2022-12-13 21:18:14,406 INFO L78 Accepts]: Start accepts. Automaton has 25874 states and 34463 transitions. Word has length 310 [2022-12-13 21:18:14,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:18:14,406 INFO L495 AbstractCegarLoop]: Abstraction has 25874 states and 34463 transitions. [2022-12-13 21:18:14,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.9) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (41), 8 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-13 21:18:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 25874 states and 34463 transitions. [2022-12-13 21:18:14,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-12-13 21:18:14,412 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:18:14,412 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:18:14,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-12-13 21:18:14,413 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:18:14,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:18:14,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1283137634, now seen corresponding path program 1 times [2022-12-13 21:18:14,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:18:14,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302487993] [2022-12-13 21:18:14,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:18:14,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:18:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:18:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:18:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:18:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:18:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:18:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:18:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:18:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:18:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:18:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:18:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:18:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:18:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:18:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:18:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:18:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:18:15,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:18:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:18:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:18:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:18:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:18:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:18:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 21:18:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-12-13 21:18:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 21:18:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 21:18:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 21:18:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-12-13 21:18:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2022-12-13 21:18:15,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:18:15,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302487993] [2022-12-13 21:18:15,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302487993] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:18:15,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:18:15,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:18:15,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518305818] [2022-12-13 21:18:15,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:18:15,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:18:15,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:18:15,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:18:15,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:18:15,376 INFO L87 Difference]: Start difference. First operand 25874 states and 34463 transitions. Second operand has 10 states, 10 states have (on average 10.7) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (38), 8 states have call predecessors, (38), 2 states have return successors, (35), 2 states have call predecessors, (35), 1 states have call successors, (35) [2022-12-13 21:18:26,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:18:30,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:18:53,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:18:53,694 INFO L93 Difference]: Finished difference Result 27281 states and 36653 transitions. [2022-12-13 21:18:53,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:18:53,695 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (38), 8 states have call predecessors, (38), 2 states have return successors, (35), 2 states have call predecessors, (35), 1 states have call successors, (35) Word has length 318 [2022-12-13 21:18:53,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:18:53,768 INFO L225 Difference]: With dead ends: 27281 [2022-12-13 21:18:53,769 INFO L226 Difference]: Without dead ends: 27279 [2022-12-13 21:18:53,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=321, Unknown=0, NotChecked=0, Total=462 [2022-12-13 21:18:53,776 INFO L413 NwaCegarLoop]: 946 mSDtfsCounter, 10682 mSDsluCounter, 4856 mSDsCounter, 0 mSdLazyCounter, 24992 mSolverCounterSat, 8794 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10687 SdHoareTripleChecker+Valid, 5802 SdHoareTripleChecker+Invalid, 33786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8794 IncrementalHoareTripleChecker+Valid, 24992 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.6s IncrementalHoareTripleChecker+Time [2022-12-13 21:18:53,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10687 Valid, 5802 Invalid, 33786 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8794 Valid, 24992 Invalid, 0 Unknown, 0 Unchecked, 33.6s Time] [2022-12-13 21:18:53,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27279 states. [2022-12-13 21:18:57,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27279 to 25874. [2022-12-13 21:18:57,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25874 states, 17066 states have (on average 1.2470994960740653) internal successors, (21283), 17566 states have internal predecessors, (21283), 6220 states have call successors, (6220), 2443 states have call predecessors, (6220), 2579 states have return successors, (6952), 6252 states have call predecessors, (6952), 6216 states have call successors, (6952) [2022-12-13 21:18:57,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25874 states to 25874 states and 34455 transitions. [2022-12-13 21:18:57,886 INFO L78 Accepts]: Start accepts. Automaton has 25874 states and 34455 transitions. Word has length 318 [2022-12-13 21:18:57,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:18:57,887 INFO L495 AbstractCegarLoop]: Abstraction has 25874 states and 34455 transitions. [2022-12-13 21:18:57,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (38), 8 states have call predecessors, (38), 2 states have return successors, (35), 2 states have call predecessors, (35), 1 states have call successors, (35) [2022-12-13 21:18:57,887 INFO L276 IsEmpty]: Start isEmpty. Operand 25874 states and 34455 transitions. [2022-12-13 21:18:57,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-12-13 21:18:57,890 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:18:57,891 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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] [2022-12-13 21:18:57,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-12-13 21:18:57,891 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:18:57,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:18:57,891 INFO L85 PathProgramCache]: Analyzing trace with hash 978159772, now seen corresponding path program 1 times [2022-12-13 21:18:57,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:18:57,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038072928] [2022-12-13 21:18:57,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:18:57,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:18:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:18:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:18:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:18:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:18:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-12-13 21:18:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:18:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:18:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 21:18:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 21:18:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 21:18:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-12-13 21:18:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 21:18:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:18:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 21:18:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 21:18:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:18:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:18:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 21:18:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:18:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:18:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:18:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 21:18:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 21:18:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-12-13 21:18:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2022-12-13 21:18:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:18:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-12-13 21:18:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-12-13 21:18:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2022-12-13 21:18:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-12-13 21:18:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-12-13 21:18:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 21:18:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-12-13 21:18:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2022-12-13 21:18:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:18:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2022-12-13 21:18:58,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:18:58,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038072928] [2022-12-13 21:18:58,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038072928] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:18:58,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:18:58,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:18:58,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282979754] [2022-12-13 21:18:58,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:18:58,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:18:58,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:18:58,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:18:58,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:18:58,759 INFO L87 Difference]: Start difference. First operand 25874 states and 34455 transitions. Second operand has 10 states, 9 states have (on average 10.88888888888889) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (40), 8 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 3 states have call successors, (37) [2022-12-13 21:19:08,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:19:09,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:19:11,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:19:13,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:19:28,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:19:28,937 INFO L93 Difference]: Finished difference Result 27269 states and 36639 transitions. [2022-12-13 21:19:28,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 21:19:28,938 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 10.88888888888889) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (40), 8 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 3 states have call successors, (37) Word has length 314 [2022-12-13 21:19:28,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:19:29,020 INFO L225 Difference]: With dead ends: 27269 [2022-12-13 21:19:29,020 INFO L226 Difference]: Without dead ends: 27267 [2022-12-13 21:19:29,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2022-12-13 21:19:29,028 INFO L413 NwaCegarLoop]: 946 mSDtfsCounter, 7368 mSDsluCounter, 4873 mSDsCounter, 0 mSdLazyCounter, 17639 mSolverCounterSat, 5405 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7370 SdHoareTripleChecker+Valid, 5819 SdHoareTripleChecker+Invalid, 23044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5405 IncrementalHoareTripleChecker+Valid, 17639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2022-12-13 21:19:29,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7370 Valid, 5819 Invalid, 23044 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5405 Valid, 17639 Invalid, 0 Unknown, 0 Unchecked, 25.5s Time] [2022-12-13 21:19:29,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27267 states. [2022-12-13 21:19:32,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27267 to 25874. [2022-12-13 21:19:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25874 states, 17066 states have (on average 1.2468651119184344) internal successors, (21279), 17566 states have internal predecessors, (21279), 6220 states have call successors, (6220), 2443 states have call predecessors, (6220), 2579 states have return successors, (6952), 6252 states have call predecessors, (6952), 6216 states have call successors, (6952) [2022-12-13 21:19:32,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25874 states to 25874 states and 34451 transitions. [2022-12-13 21:19:32,723 INFO L78 Accepts]: Start accepts. Automaton has 25874 states and 34451 transitions. Word has length 314 [2022-12-13 21:19:32,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:19:32,724 INFO L495 AbstractCegarLoop]: Abstraction has 25874 states and 34451 transitions. [2022-12-13 21:19:32,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 10.88888888888889) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (40), 8 states have call predecessors, (40), 2 states have return successors, (37), 2 states have call predecessors, (37), 3 states have call successors, (37) [2022-12-13 21:19:32,724 INFO L276 IsEmpty]: Start isEmpty. Operand 25874 states and 34451 transitions. [2022-12-13 21:19:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2022-12-13 21:19:32,727 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:19:32,728 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:19:32,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-12-13 21:19:32,728 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:19:32,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:19:32,728 INFO L85 PathProgramCache]: Analyzing trace with hash 841993872, now seen corresponding path program 1 times [2022-12-13 21:19:32,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:19:32,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653341531] [2022-12-13 21:19:32,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:19:32,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:19:32,816 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 21:19:32,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1078432390] [2022-12-13 21:19:32,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:19:32,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:19:32,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:19:32,818 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:19:32,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 21:19:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:34,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 5004 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 21:19:34,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:19:34,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1075 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2022-12-13 21:19:34,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:19:34,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:19:34,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653341531] [2022-12-13 21:19:34,109 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 21:19:34,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078432390] [2022-12-13 21:19:34,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078432390] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:19:34,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:19:34,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:19:34,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992541941] [2022-12-13 21:19:34,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:19:34,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:19:34,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:19:34,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:19:34,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:19:34,110 INFO L87 Difference]: Start difference. First operand 25874 states and 34451 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 3 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-12-13 21:19:40,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:19:40,319 INFO L93 Difference]: Finished difference Result 49365 states and 65798 transitions. [2022-12-13 21:19:40,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:19:40,320 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 3 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 342 [2022-12-13 21:19:40,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:19:40,388 INFO L225 Difference]: With dead ends: 49365 [2022-12-13 21:19:40,388 INFO L226 Difference]: Without dead ends: 29087 [2022-12-13 21:19:40,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:19:40,423 INFO L413 NwaCegarLoop]: 4961 mSDtfsCounter, 1334 mSDsluCounter, 18422 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 23383 SdHoareTripleChecker+Invalid, 711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 21:19:40,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1528 Valid, 23383 Invalid, 711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 21:19:40,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29087 states. [2022-12-13 21:19:44,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29087 to 25872. [2022-12-13 21:19:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25872 states, 17065 states have (on average 1.2468209786111926) internal successors, (21277), 17565 states have internal predecessors, (21277), 6219 states have call successors, (6219), 2443 states have call predecessors, (6219), 2579 states have return successors, (6951), 6251 states have call predecessors, (6951), 6215 states have call successors, (6951) [2022-12-13 21:19:44,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25872 states to 25872 states and 34447 transitions. [2022-12-13 21:19:44,149 INFO L78 Accepts]: Start accepts. Automaton has 25872 states and 34447 transitions. Word has length 342 [2022-12-13 21:19:44,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:19:44,149 INFO L495 AbstractCegarLoop]: Abstraction has 25872 states and 34447 transitions. [2022-12-13 21:19:44,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 3 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-12-13 21:19:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 25872 states and 34447 transitions. [2022-12-13 21:19:44,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-12-13 21:19:44,153 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:19:44,153 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:19:44,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 21:19:44,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f842c8-6ce4-4b52-9911-19772d40e1fb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:19:44,355 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2022-12-13 21:19:44,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:19:44,356 INFO L85 PathProgramCache]: Analyzing trace with hash -21471156, now seen corresponding path program 1 times [2022-12-13 21:19:44,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:19:44,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648109819] [2022-12-13 21:19:44,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:19:44,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:19:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:19:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 21:19:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 21:19:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 21:19:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:19:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:19:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:19:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 21:19:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:19:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:19:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 21:19:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:19:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:19:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:19:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:19:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:19:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 21:19:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:19:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 21:19:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 21:19:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 21:19:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:19:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:19:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 21:19:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-12-13 21:19:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:19:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:19:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:19:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 21:19:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-12-13 21:19:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-12-13 21:19:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-12-13 21:19:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:19:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 21:19:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 21:19:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 21:19:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:19:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-12-13 21:19:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:19:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:19:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2022-12-13 21:19:45,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:19:45,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648109819] [2022-12-13 21:19:45,284 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648109819] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:19:45,284 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:19:45,284 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 21:19:45,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023551569] [2022-12-13 21:19:45,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:19:45,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 21:19:45,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:19:45,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:19:45,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:19:45,285 INFO L87 Difference]: Start difference. First operand 25872 states and 34447 transitions. Second operand has 11 states, 11 states have (on average 12.545454545454545) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (43), 9 states have call predecessors, (43), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2022-12-13 21:19:59,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:20:01,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:20:03,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:20:06,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []