./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.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_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/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_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/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_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/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 1f8b1c7c83cbc8f75e845878e12835fe6569e3675eb400909d1669023ab04c0d --- 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 20:07:56,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:07:56,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:07:56,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:07:56,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:07:56,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:07:56,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:07:56,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:07:56,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:07:56,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:07:56,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:07:56,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:07:56,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:07:56,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:07:56,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:07:56,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:07:56,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:07:56,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:07:56,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:07:56,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:07:56,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:07:56,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:07:56,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:07:56,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:07:56,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:07:56,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:07:56,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:07:56,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:07:56,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:07:56,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:07:56,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:07:56,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:07:56,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:07:56,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:07:56,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:07:56,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:07:56,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:07:56,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:07:56,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:07:56,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:07:56,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:07:56,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 20:07:56,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:07:56,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:07:56,220 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:07:56,220 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:07:56,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:07:56,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:07:56,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:07:56,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:07:56,222 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:07:56,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:07:56,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:07:56,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 20:07:56,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:07:56,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:07:56,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:07:56,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:07:56,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:07:56,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:07:56,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 20:07:56,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:07:56,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:07:56,225 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:07:56,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 20:07:56,225 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:07:56,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:07:56,225 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:07:56,225 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_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8b1c7c83cbc8f75e845878e12835fe6569e3675eb400909d1669023ab04c0d [2022-12-13 20:07:56,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:07:56,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:07:56,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:07:56,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:07:56,438 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:07:56,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.i [2022-12-13 20:07:59,051 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:07:59,453 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:07:59,454 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.i [2022-12-13 20:07:59,480 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/data/d9463654a/f07e7f59a8fa4c8396b681b08bb80292/FLAG2ee0bd31a [2022-12-13 20:07:59,605 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/data/d9463654a/f07e7f59a8fa4c8396b681b08bb80292 [2022-12-13 20:07:59,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:07:59,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:07:59,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:07:59,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:07:59,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:07:59,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:07:59" (1/1) ... [2022-12-13 20:07:59,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfc01b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:07:59, skipping insertion in model container [2022-12-13 20:07:59,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:07:59" (1/1) ... [2022-12-13 20:07:59,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:07:59,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:08:00,444 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 20:08:00,462 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 20:08:00,488 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 20:08:00,947 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:00,969 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:00,976 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:00,976 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:00,982 WARN L623 FunctionHandler]: Unknown extern function hci_register_dev [2022-12-13 20:08:00,983 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:00,983 WARN L623 FunctionHandler]: Unknown extern function hci_free_dev [2022-12-13 20:08:00,990 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:00,996 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:00,996 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:00,997 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_flush [2022-12-13 20:08:00,997 WARN L623 FunctionHandler]: Unknown extern function tty_driver_flush_buffer [2022-12-13 20:08:01,003 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,009 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,012 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:01,013 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,015 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,017 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,019 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,021 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,023 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:01,024 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,028 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:01,030 WARN L623 FunctionHandler]: Unknown extern function tty_termios_encode_baud_rate [2022-12-13 20:08:01,030 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:01,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,039 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:01,039 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,040 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,041 WARN L623 FunctionHandler]: Unknown extern function btintel_check_bdaddr [2022-12-13 20:08:01,041 WARN L623 FunctionHandler]: Unknown extern function btbcm_check_bdaddr [2022-12-13 20:08:01,041 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,047 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,048 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,049 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:08:01,049 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:08:01,050 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:08:01,050 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:08:01,051 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:08:01,051 WARN L623 FunctionHandler]: Unknown extern function tty_driver_flush_buffer [2022-12-13 20:08:01,057 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,059 WARN L623 FunctionHandler]: Unknown extern function hci_unregister_dev [2022-12-13 20:08:01,059 WARN L623 FunctionHandler]: Unknown extern function hci_free_dev [2022-12-13 20:08:01,060 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:01,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,072 WARN L623 FunctionHandler]: Unknown extern function tty_unthrottle [2022-12-13 20:08:01,077 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,077 WARN L623 FunctionHandler]: Unknown extern function hci_alloc_dev [2022-12-13 20:08:01,078 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,091 WARN L623 FunctionHandler]: Unknown extern function hci_register_dev [2022-12-13 20:08:01,092 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,100 WARN L623 FunctionHandler]: Unknown extern function hci_free_dev [2022-12-13 20:08:01,120 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,123 WARN L623 FunctionHandler]: Unknown extern function n_tty_ioctl_helper [2022-12-13 20:08:01,141 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:01,143 WARN L623 FunctionHandler]: Unknown extern function tty_register_ldisc [2022-12-13 20:08:01,144 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,150 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_ldisc [2022-12-13 20:08:01,150 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,200 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 20:08:01,203 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 20:08:01,205 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,206 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,207 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,207 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:01,208 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,212 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,213 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,213 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,214 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 20:08:01,308 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:08:01,378 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,386 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,394 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,394 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,395 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,395 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:01,401 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,401 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:01,401 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,408 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,413 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:01,418 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,420 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,423 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,424 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,425 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,431 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,431 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,432 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,433 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:01,433 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,437 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,438 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,439 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,468 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 20:08:01,653 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,658 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,659 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,659 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,664 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,664 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,665 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,665 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,665 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,666 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,672 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,675 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,678 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,686 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:01,687 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,688 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:01,688 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,688 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:01,690 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:01,690 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,696 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,702 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,703 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,704 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,705 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,710 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:01,712 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,712 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,713 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:01,714 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:01,714 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,719 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,720 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,721 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,722 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,722 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,728 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,729 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,732 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:01,733 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:01,733 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:01,734 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:01,734 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,735 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,735 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,735 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:01,735 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:01,746 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,746 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,746 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,748 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,748 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,749 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,749 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,751 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,751 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,752 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 20:08:01,753 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,759 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,760 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:01,766 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,773 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,773 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,774 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,774 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,774 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:01,779 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,780 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,780 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,781 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:01,781 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,783 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,784 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,784 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,784 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:01,785 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:08:01,785 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 20:08:01,860 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,860 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,860 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,861 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,866 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,867 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:08:01,872 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,873 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,873 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,878 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,878 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,879 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:01,879 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,879 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:01,883 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,883 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:01,889 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,890 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,891 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,891 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,897 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,897 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,898 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,903 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,904 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,910 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,910 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:01,911 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,912 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,913 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,913 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,913 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,914 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,914 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:01,914 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,914 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,920 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,920 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:01,921 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,921 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:01,927 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,928 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:01,929 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,929 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:01,930 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,931 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,933 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,934 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,935 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,936 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,938 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,938 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,939 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,940 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:01,941 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,941 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:01,946 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:01,949 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,950 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,950 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:01,950 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:01,951 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:01,953 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,953 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:01,954 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,050 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:08:02,051 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:08:02,061 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,062 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:08:02,062 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:08:02,067 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,068 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,068 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,068 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:02,073 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,074 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,078 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:02,079 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,079 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,085 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,095 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,100 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,102 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,102 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:02,102 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:02,107 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:02,130 WARN L623 FunctionHandler]: Unknown extern function ldv_stop_8 [2022-12-13 20:08:02,130 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_8 [2022-12-13 20:08:02,131 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_8 [2022-12-13 20:08:02,131 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_8 [2022-12-13 20:08:02,131 WARN L623 FunctionHandler]: Unknown extern function ldv_release_8 [2022-12-13 20:08:02,131 WARN L623 FunctionHandler]: Unknown extern function ldv_start_8 [2022-12-13 20:08:02,132 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,132 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,133 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,133 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:02,133 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,136 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,137 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,137 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,137 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 20:08:02,264 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,264 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:02,275 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,276 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,277 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:02,283 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,283 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,283 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,283 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,284 WARN L623 FunctionHandler]: Unknown extern function hci_reset_dev [2022-12-13 20:08:02,289 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,296 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,296 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,296 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,297 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:02,302 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,303 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,311 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,312 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,313 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,313 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,314 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,315 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,316 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,317 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,317 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,318 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,318 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:02,319 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,320 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,326 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:02,326 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:02,340 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,341 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,342 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,342 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,348 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,358 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,358 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,358 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,359 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,364 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,370 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,370 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,370 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,370 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,370 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:02,371 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:02,371 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,371 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,375 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,380 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,380 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,381 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,390 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,398 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,399 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:02,399 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,399 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:02,399 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,400 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:02,400 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:02,400 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,405 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,408 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,409 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,409 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,409 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:02,409 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,410 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,411 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,411 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,411 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:02,411 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:08:02,412 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:02,412 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 20:08:02,412 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:08:02,413 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:02,413 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:02,480 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,480 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,480 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,481 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:02,481 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,482 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,483 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,483 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,574 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,574 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:02,574 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,574 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,575 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,575 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:02,575 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,576 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,580 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,586 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,586 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,586 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,586 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:02,591 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,591 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,596 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,597 WARN L623 FunctionHandler]: Unknown extern function btbcm_initialize [2022-12-13 20:08:02,597 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 20:08:02,597 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:02,597 WARN L623 FunctionHandler]: Unknown extern function btbcm_patchram [2022-12-13 20:08:02,597 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:02,598 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 20:08:02,598 WARN L623 FunctionHandler]: Unknown extern function btbcm_finalize [2022-12-13 20:08:02,603 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,608 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,608 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:02,608 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:02,613 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:02,633 WARN L623 FunctionHandler]: Unknown extern function ldv_stop_6 [2022-12-13 20:08:02,633 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_6 [2022-12-13 20:08:02,633 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_6 [2022-12-13 20:08:02,633 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_6 [2022-12-13 20:08:02,633 WARN L623 FunctionHandler]: Unknown extern function ldv_release_6 [2022-12-13 20:08:02,634 WARN L623 FunctionHandler]: Unknown extern function ldv_start_6 [2022-12-13 20:08:02,634 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,634 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,635 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,635 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:02,635 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,637 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,637 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,637 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,642 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_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.i[448815,448828] [2022-12-13 20:08:02,660 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 20:08:02,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:08:02,707 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:08:02,835 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 20:08:02,835 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 20:08:02,835 WARN L623 FunctionHandler]: Unknown extern function __msecs_to_jiffies [2022-12-13 20:08:02,840 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:02,848 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,852 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:02,852 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,853 WARN L623 FunctionHandler]: Unknown extern function hci_register_dev [2022-12-13 20:08:02,854 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,854 WARN L623 FunctionHandler]: Unknown extern function hci_free_dev [2022-12-13 20:08:02,859 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,860 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,860 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,861 WARN L623 FunctionHandler]: Unknown extern function tty_ldisc_flush [2022-12-13 20:08:02,861 WARN L623 FunctionHandler]: Unknown extern function tty_driver_flush_buffer [2022-12-13 20:08:02,865 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,868 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,874 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:02,874 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,877 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,881 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,884 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,887 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,889 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:02,890 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,893 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:02,895 WARN L623 FunctionHandler]: Unknown extern function tty_termios_encode_baud_rate [2022-12-13 20:08:02,895 WARN L623 FunctionHandler]: Unknown extern function tty_set_termios [2022-12-13 20:08:02,896 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,905 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:02,905 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,905 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,917 WARN L623 FunctionHandler]: Unknown extern function btintel_check_bdaddr [2022-12-13 20:08:02,918 WARN L623 FunctionHandler]: Unknown extern function btbcm_check_bdaddr [2022-12-13 20:08:02,919 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,920 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,920 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,920 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:08:02,921 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:08:02,921 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:08:02,921 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:08:02,921 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:08:02,923 WARN L623 FunctionHandler]: Unknown extern function tty_driver_flush_buffer [2022-12-13 20:08:02,924 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,924 WARN L623 FunctionHandler]: Unknown extern function hci_unregister_dev [2022-12-13 20:08:02,925 WARN L623 FunctionHandler]: Unknown extern function hci_free_dev [2022-12-13 20:08:02,926 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:02,927 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,930 WARN L623 FunctionHandler]: Unknown extern function tty_unthrottle [2022-12-13 20:08:02,931 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,931 WARN L623 FunctionHandler]: Unknown extern function hci_alloc_dev [2022-12-13 20:08:02,932 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,938 WARN L623 FunctionHandler]: Unknown extern function hci_register_dev [2022-12-13 20:08:02,939 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,939 WARN L623 FunctionHandler]: Unknown extern function hci_free_dev [2022-12-13 20:08:02,945 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,946 WARN L623 FunctionHandler]: Unknown extern function n_tty_ioctl_helper [2022-12-13 20:08:02,947 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:02,956 WARN L623 FunctionHandler]: Unknown extern function tty_register_ldisc [2022-12-13 20:08:02,956 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,957 WARN L623 FunctionHandler]: Unknown extern function tty_unregister_ldisc [2022-12-13 20:08:02,957 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,961 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 20:08:02,962 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 20:08:02,963 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,963 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,963 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,963 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:02,964 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,965 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,965 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,965 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,965 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 20:08:02,966 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:08:02,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,969 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,969 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,970 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,971 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:02,971 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,971 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:02,972 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:02,972 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:02,972 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:02,973 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:02,974 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:02,984 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:02,985 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,987 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,988 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,988 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:02,991 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,991 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,992 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:02,992 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:02,992 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:02,994 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,994 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,994 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:02,995 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 20:08:03,005 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,006 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,006 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,006 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,007 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,007 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,007 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,007 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,008 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,008 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,009 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,010 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,012 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,015 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,015 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,015 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,016 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,016 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,016 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,017 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,018 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,019 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,020 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,021 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,022 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,023 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,024 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,024 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,024 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,025 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,025 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,026 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,027 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,028 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,028 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,029 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,030 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,033 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:03,033 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:03,034 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:03,034 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:03,034 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,035 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,035 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,035 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:03,035 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:03,037 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,037 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,037 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,038 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,038 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,039 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,039 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,040 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,041 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,041 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 20:08:03,043 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,044 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,045 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,047 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,049 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,049 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,050 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,050 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,050 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:03,055 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,056 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,056 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,057 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:03,057 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,059 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,060 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,060 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,060 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:03,061 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:08:03,061 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 20:08:03,063 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,063 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,063 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,064 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,065 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,065 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 20:08:03,066 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,066 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,067 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,068 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,068 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,068 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,068 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,068 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:03,069 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,069 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,070 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,071 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,071 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,071 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,072 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,072 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,073 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,074 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,074 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,076 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,076 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:03,077 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,077 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,078 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,078 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,078 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,079 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,079 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,079 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,079 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,080 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,081 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:03,081 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,081 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,083 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,083 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,084 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,085 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:03,086 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,087 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,088 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,089 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,089 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,090 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,091 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,091 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,091 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,092 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,092 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,093 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,094 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,096 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,096 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,096 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,096 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:03,096 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,098 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,098 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,098 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,102 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:08:03,105 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 20:08:03,107 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,108 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 20:08:03,108 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 20:08:03,109 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,109 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,109 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,109 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:03,110 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,110 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,111 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:03,111 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,111 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,112 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,114 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,114 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,115 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,115 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:03,115 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,116 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,120 WARN L623 FunctionHandler]: Unknown extern function ldv_stop_8 [2022-12-13 20:08:03,120 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_8 [2022-12-13 20:08:03,120 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_8 [2022-12-13 20:08:03,120 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_8 [2022-12-13 20:08:03,120 WARN L623 FunctionHandler]: Unknown extern function ldv_release_8 [2022-12-13 20:08:03,121 WARN L623 FunctionHandler]: Unknown extern function ldv_start_8 [2022-12-13 20:08:03,121 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,121 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,121 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,122 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:03,122 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,123 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,123 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,123 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,124 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 20:08:03,125 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,125 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,126 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,127 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,127 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,128 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,128 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,128 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,128 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,128 WARN L623 FunctionHandler]: Unknown extern function hci_reset_dev [2022-12-13 20:08:03,129 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,130 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,130 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,130 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,130 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:03,131 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,132 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,133 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,134 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,134 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,134 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,135 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,136 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,143 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,144 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,145 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,145 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,145 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 20:08:03,146 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,146 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,148 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 20:08:03,148 WARN L623 FunctionHandler]: Unknown extern function hci_recv_frame [2022-12-13 20:08:03,149 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,150 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,150 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,151 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,152 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,159 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,159 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,160 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,160 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,161 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,161 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,162 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,162 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,163 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,163 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,163 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,163 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,163 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,163 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,164 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,164 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,165 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,165 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 20:08:03,166 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,168 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,170 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,170 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,171 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,171 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,171 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,172 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,172 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 20:08:03,172 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,173 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,176 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,176 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,176 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,176 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:03,177 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,178 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,178 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,178 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,178 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:03,179 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:08:03,179 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:03,179 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 20:08:03,179 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 20:08:03,179 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:03,180 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 20:08:03,180 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,180 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,181 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,181 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:03,181 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,182 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,182 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,182 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,184 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,184 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:03,184 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,184 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,185 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,185 WARN L623 FunctionHandler]: Unknown extern function __hci_cmd_sync [2022-12-13 20:08:03,185 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,185 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,186 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,187 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,187 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,187 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-12-13 20:08:03,187 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 20:08:03,188 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,189 WARN L623 FunctionHandler]: Unknown extern function skb_queue_purge [2022-12-13 20:08:03,190 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,191 WARN L623 FunctionHandler]: Unknown extern function btbcm_initialize [2022-12-13 20:08:03,191 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-12-13 20:08:03,191 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:03,192 WARN L623 FunctionHandler]: Unknown extern function btbcm_patchram [2022-12-13 20:08:03,192 WARN L623 FunctionHandler]: Unknown extern function bt_info [2022-12-13 20:08:03,192 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-12-13 20:08:03,193 WARN L623 FunctionHandler]: Unknown extern function btbcm_finalize [2022-12-13 20:08:03,194 WARN L623 FunctionHandler]: Unknown extern function bt_err [2022-12-13 20:08:03,194 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 20:08:03,195 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-12-13 20:08:03,195 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 20:08:03,195 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 20:08:03,198 WARN L623 FunctionHandler]: Unknown extern function ldv_stop_6 [2022-12-13 20:08:03,198 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_6 [2022-12-13 20:08:03,198 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_6 [2022-12-13 20:08:03,198 WARN L623 FunctionHandler]: Unknown extern function ldv_disconnect_6 [2022-12-13 20:08:03,198 WARN L623 FunctionHandler]: Unknown extern function ldv_release_6 [2022-12-13 20:08:03,199 WARN L623 FunctionHandler]: Unknown extern function ldv_start_6 [2022-12-13 20:08:03,199 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,199 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,200 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 20:08:03,200 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 20:08:03,200 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 20:08:03,201 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,201 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,201 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-13 20:08:03,202 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_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.i[448815,448828] [2022-12-13 20:08:03,203 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 20:08:03,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:08:03,403 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:08:03,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03 WrapperNode [2022-12-13 20:08:03,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:08:03,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:08:03,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:08:03,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:08:03,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,604 INFO L138 Inliner]: procedures = 490, calls = 4855, calls flagged for inlining = 140, calls inlined = 118, statements flattened = 7456 [2022-12-13 20:08:03,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:08:03,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:08:03,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:08:03,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:08:03,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,756 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:08:03,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:08:03,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:08:03,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:08:03,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (1/1) ... [2022-12-13 20:08:03,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:08:03,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:08:03,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 20:08:03,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 20:08:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-12-13 20:08:03,841 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_prepare_pkt [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_prepare_pkt [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_setup [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_setup [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure ll_dequeue [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_dequeue [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_close [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_close [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 20:08:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 20:08:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_flush [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_flush [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure ath_dequeue [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_dequeue [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure h5_link_control [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_link_control [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure bt_skb_alloc___1 [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_skb_alloc___1 [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure h4_enqueue [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_enqueue [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-12-13 20:08:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure ath_hci_uart_work [2022-12-13 20:08:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_hci_uart_work [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure btbcm_set_bdaddr [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_setup [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_setup [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure __ll_do_awake [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __ll_do_awake [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure h5_peer_reset [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_peer_reset [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure h5_enqueue [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_enqueue [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_complete_rx_pkt [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_complete_rx_pkt [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_unregister_proto [2022-12-13 20:08:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_unregister_proto [2022-12-13 20:08:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure hci_get_drvdata [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_get_drvdata [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_tty_close [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_tty_close [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure btintel_set_bdaddr [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_recv [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_recv [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_register_proto [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_register_proto [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_recv [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_recv [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_flush [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_flush [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2022-12-13 20:08:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2022-12-13 20:08:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure bscp_get_crc [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bscp_get_crc [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_init_work [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_init_work [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ll_close [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_close [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure hci_register_dev [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_register_dev [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure send_hcill_cmd [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure send_hcill_cmd [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ath_flush [2022-12-13 20:08:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_flush [2022-12-13 20:08:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_slip_msgdelim [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_slip_msgdelim [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure h4_dequeue [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_dequeue [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure ath_wakeup_ar3k [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_wakeup_ar3k [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure h5_prepare_pkt [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_prepare_pkt [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_open [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_open [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-12-13 20:08:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-12-13 20:08:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_close [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_close [2022-12-13 20:08:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 20:08:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure h5_cfg_field [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_cfg_field [2022-12-13 20:08:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:08:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 20:08:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure h5_flush [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_flush [2022-12-13 20:08:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 20:08:03,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure ll_check_data_len [2022-12-13 20:08:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_check_data_len [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-12-13 20:08:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 20:08:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure h5_slip_one_byte [2022-12-13 20:08:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_slip_one_byte [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-12-13 20:08:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2022-12-13 20:08:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2022-12-13 20:08:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_set_baudrate [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_set_baudrate [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_8 [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_8 [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_6 [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_6 [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure ath_open [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_open [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure ath_setup [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_setup [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_dequeue [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_dequeue [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 20:08:03,878 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 20:08:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure hci_free_dev [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_free_dev [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure h4_open [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_open [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_send_frame [2022-12-13 20:08:03,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_send_frame [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 20:08:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure __hci_cmd_sync [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __hci_cmd_sync [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure ath_close [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_close [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_crc_update [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_crc_update [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-12-13 20:08:03,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-12-13 20:08:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure hci_recv_frame [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_recv_frame [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure h4_close [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_close [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure h5_reset_rx [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_reset_rx [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_termios [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_termios [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure h4_recv [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_recv [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 20:08:03,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 20:08:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure ath_recv [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_recv [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_flush [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_flush [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure h5_close [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_close [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_dequeue [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_dequeue [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_slip_one_byte [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_slip_one_byte [2022-12-13 20:08:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_open [2022-12-13 20:08:03,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_open [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure h5_dequeue [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_dequeue [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure h5_slip_delim [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_slip_delim [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_close [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_close [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure ath_enqueue [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ath_enqueue [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure h5_open [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_open [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-12-13 20:08:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-12-13 20:08:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure ll_enqueue [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_enqueue [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure h4_recv_buf [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_recv_buf [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-12-13 20:08:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 20:08:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure tty_driver_flush_buffer [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_driver_flush_buffer [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure h5_recv [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_recv [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure ll_open [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_open [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_tx_wakeup [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_tx_wakeup [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 20:08:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_set_baudrate [2022-12-13 20:08:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_set_baudrate [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure ll_flush [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_flush [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure bcm_enqueue [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm_enqueue [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure h5_complete_rx_pkt [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure h5_complete_rx_pkt [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure ll_recv [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_recv [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_write_work [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_write_work [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-12-13 20:08:03,886 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-12-13 20:08:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure hci_uart_tty_open [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure hci_uart_tty_open [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure bcsp_enqueue [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bcsp_enqueue [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-12-13 20:08:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure h4_flush [2022-12-13 20:08:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure h4_flush [2022-12-13 20:08:04,481 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:08:04,483 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:08:04,946 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 20:08:13,450 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:08:13,465 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:08:13,465 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 20:08:13,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:08:13 BoogieIcfgContainer [2022-12-13 20:08:13,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:08:13,470 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 20:08:13,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 20:08:13,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 20:08:13,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:07:59" (1/3) ... [2022-12-13 20:08:13,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f9527e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:08:13, skipping insertion in model container [2022-12-13 20:08:13,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:08:03" (2/3) ... [2022-12-13 20:08:13,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62f9527e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:08:13, skipping insertion in model container [2022-12-13 20:08:13,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:08:13" (3/3) ... [2022-12-13 20:08:13,475 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--bluetooth--hci_uart.ko-entry_point.cil.out.i [2022-12-13 20:08:13,488 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 20:08:13,488 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 20:08:13,560 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 20:08:13,566 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;@39c13b85, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 20:08:13,566 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 20:08:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 2688 states, 1830 states have (on average 1.3595628415300547) internal successors, (2488), 1884 states have internal predecessors, (2488), 709 states have call successors, (709), 148 states have call predecessors, (709), 147 states have return successors, (699), 686 states have call predecessors, (699), 699 states have call successors, (699) [2022-12-13 20:08:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-13 20:08:13,595 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:08:13,595 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:08:13,596 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:08:13,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:08:13,599 INFO L85 PathProgramCache]: Analyzing trace with hash -66078190, now seen corresponding path program 1 times [2022-12-13 20:08:13,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:08:13,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94031038] [2022-12-13 20:08:13,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:08:13,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:08:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:14,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 20:08:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:14,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 20:08:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:14,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:14,451 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 20:08:14,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:08:14,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94031038] [2022-12-13 20:08:14,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94031038] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:08:14,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:08:14,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 20:08:14,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616779882] [2022-12-13 20:08:14,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:08:14,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:08:14,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:08:14,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:08:14,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 20:08:14,496 INFO L87 Difference]: Start difference. First operand has 2688 states, 1830 states have (on average 1.3595628415300547) internal successors, (2488), 1884 states have internal predecessors, (2488), 709 states have call successors, (709), 148 states have call predecessors, (709), 147 states have return successors, (699), 686 states have call predecessors, (699), 699 states have call successors, (699) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 20:08:17,900 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 20:08:20,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:08:21,611 WARN L539 Checker$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 20:08:24,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:08:24,718 INFO L93 Difference]: Finished difference Result 5989 states and 8990 transitions. [2022-12-13 20:08:24,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:08:24,720 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 54 [2022-12-13 20:08:24,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:08:24,754 INFO L225 Difference]: With dead ends: 5989 [2022-12-13 20:08:24,754 INFO L226 Difference]: Without dead ends: 3265 [2022-12-13 20:08:24,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 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 20:08:24,776 INFO L413 NwaCegarLoop]: 3682 mSDtfsCounter, 4143 mSDsluCounter, 2574 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 1248 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4505 SdHoareTripleChecker+Valid, 6256 SdHoareTripleChecker+Invalid, 2724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1248 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-12-13 20:08:24,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4505 Valid, 6256 Invalid, 2724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1248 Valid, 1475 Invalid, 1 Unknown, 0 Unchecked, 9.8s Time] [2022-12-13 20:08:24,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3265 states. [2022-12-13 20:08:24,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3265 to 2903. [2022-12-13 20:08:24,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2903 states, 1985 states have (on average 1.3465994962216625) internal successors, (2673), 2027 states have internal predecessors, (2673), 740 states have call successors, (740), 178 states have call predecessors, (740), 177 states have return successors, (739), 726 states have call predecessors, (739), 739 states have call successors, (739) [2022-12-13 20:08:24,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 2903 states and 4152 transitions. [2022-12-13 20:08:24,999 INFO L78 Accepts]: Start accepts. Automaton has 2903 states and 4152 transitions. Word has length 54 [2022-12-13 20:08:24,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:08:24,999 INFO L495 AbstractCegarLoop]: Abstraction has 2903 states and 4152 transitions. [2022-12-13 20:08:25,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 20:08:25,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 4152 transitions. [2022-12-13 20:08:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-13 20:08:25,008 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:08:25,009 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:08:25,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 20:08:25,009 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:08:25,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:08:25,011 INFO L85 PathProgramCache]: Analyzing trace with hash -214016198, now seen corresponding path program 1 times [2022-12-13 20:08:25,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:08:25,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109055867] [2022-12-13 20:08:25,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:08:25,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:08:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:25,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 20:08:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:25,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 20:08:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:25,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:25,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 20:08:25,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:25,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 20:08:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:25,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 20:08:26,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:08:26,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109055867] [2022-12-13 20:08:26,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109055867] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:08:26,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:08:26,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 20:08:26,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308108305] [2022-12-13 20:08:26,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:08:26,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 20:08:26,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:08:26,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 20:08:26,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:08:26,040 INFO L87 Difference]: Start difference. First operand 2903 states and 4152 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (6), 3 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 20:08:31,636 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 20:08:46,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:08:46,275 INFO L93 Difference]: Finished difference Result 6726 states and 9957 transitions. [2022-12-13 20:08:46,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 20:08:46,276 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (6), 3 states have call predecessors, (6), 1 states have call successors, (6) Word has length 73 [2022-12-13 20:08:46,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:08:46,290 INFO L225 Difference]: With dead ends: 6726 [2022-12-13 20:08:46,290 INFO L226 Difference]: Without dead ends: 3829 [2022-12-13 20:08:46,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2022-12-13 20:08:46,300 INFO L413 NwaCegarLoop]: 2619 mSDtfsCounter, 2712 mSDsluCounter, 14326 mSDsCounter, 0 mSdLazyCounter, 13316 mSolverCounterSat, 1947 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3103 SdHoareTripleChecker+Valid, 16945 SdHoareTripleChecker+Invalid, 15264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1947 IncrementalHoareTripleChecker+Valid, 13316 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2022-12-13 20:08:46,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3103 Valid, 16945 Invalid, 15264 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1947 Valid, 13316 Invalid, 1 Unknown, 0 Unchecked, 19.8s Time] [2022-12-13 20:08:46,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3829 states. [2022-12-13 20:08:46,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3829 to 2910. [2022-12-13 20:08:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2910 states, 1990 states have (on average 1.3457286432160804) internal successors, (2678), 2032 states have internal predecessors, (2678), 740 states have call successors, (740), 178 states have call predecessors, (740), 179 states have return successors, (744), 728 states have call predecessors, (744), 739 states have call successors, (744) [2022-12-13 20:08:46,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2910 states and 4162 transitions. [2022-12-13 20:08:46,403 INFO L78 Accepts]: Start accepts. Automaton has 2910 states and 4162 transitions. Word has length 73 [2022-12-13 20:08:46,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:08:46,404 INFO L495 AbstractCegarLoop]: Abstraction has 2910 states and 4162 transitions. [2022-12-13 20:08:46,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (6), 3 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 20:08:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 4162 transitions. [2022-12-13 20:08:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 20:08:46,410 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:08:46,411 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:08:46,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 20:08:46,411 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:08:46,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:08:46,411 INFO L85 PathProgramCache]: Analyzing trace with hash -725893181, now seen corresponding path program 1 times [2022-12-13 20:08:46,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:08:46,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609283247] [2022-12-13 20:08:46,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:08:46,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:08:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 20:08:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 20:08:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 20:08:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 20:08:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:46,773 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-13 20:08:46,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:08:46,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609283247] [2022-12-13 20:08:46,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609283247] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:08:46,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:08:46,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:08:46,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17329874] [2022-12-13 20:08:46,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:08:46,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:08:46,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:08:46,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:08:46,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:08:46,776 INFO L87 Difference]: Start difference. First operand 2910 states and 4162 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 20:08:50,546 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 20:08:58,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:08:58,448 INFO L93 Difference]: Finished difference Result 6734 states and 9962 transitions. [2022-12-13 20:08:58,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 20:08:58,449 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 81 [2022-12-13 20:08:58,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:08:58,466 INFO L225 Difference]: With dead ends: 6734 [2022-12-13 20:08:58,466 INFO L226 Difference]: Without dead ends: 3830 [2022-12-13 20:08:58,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:08:58,475 INFO L413 NwaCegarLoop]: 2604 mSDtfsCounter, 2739 mSDsluCounter, 5146 mSDsCounter, 0 mSdLazyCounter, 5478 mSolverCounterSat, 1978 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3120 SdHoareTripleChecker+Valid, 7750 SdHoareTripleChecker+Invalid, 7457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1978 IncrementalHoareTripleChecker+Valid, 5478 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2022-12-13 20:08:58,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3120 Valid, 7750 Invalid, 7457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1978 Valid, 5478 Invalid, 1 Unknown, 0 Unchecked, 11.4s Time] [2022-12-13 20:08:58,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3830 states. [2022-12-13 20:08:58,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3830 to 2924. [2022-12-13 20:08:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2004 states have (on average 1.342315369261477) internal successors, (2690), 2046 states have internal predecessors, (2690), 740 states have call successors, (740), 178 states have call predecessors, (740), 179 states have return successors, (744), 728 states have call predecessors, (744), 739 states have call successors, (744) [2022-12-13 20:08:58,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 4174 transitions. [2022-12-13 20:08:58,581 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 4174 transitions. Word has length 81 [2022-12-13 20:08:58,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:08:58,582 INFO L495 AbstractCegarLoop]: Abstraction has 2924 states and 4174 transitions. [2022-12-13 20:08:58,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 20:08:58,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 4174 transitions. [2022-12-13 20:08:58,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 20:08:58,589 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:08:58,590 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:08:58,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 20:08:58,590 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:08:58,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:08:58,590 INFO L85 PathProgramCache]: Analyzing trace with hash -139087167, now seen corresponding path program 1 times [2022-12-13 20:08:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:08:58,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512000735] [2022-12-13 20:08:58,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:08:58,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:08:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 20:08:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 20:08:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 20:08:59,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 20:08:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:08:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:08:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 20:08:59,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:08:59,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512000735] [2022-12-13 20:08:59,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512000735] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:08:59,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:08:59,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-13 20:08:59,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743265275] [2022-12-13 20:08:59,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:08:59,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 20:08:59,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:08:59,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 20:08:59,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:08:59,352 INFO L87 Difference]: Start difference. First operand 2924 states and 4174 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (6), 3 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 20:09:04,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:09:07,539 WARN L539 Checker$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 20:09:21,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:09:21,035 INFO L93 Difference]: Finished difference Result 6758 states and 9980 transitions. [2022-12-13 20:09:21,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 20:09:21,035 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (6), 3 states have call predecessors, (6), 1 states have call successors, (6) Word has length 81 [2022-12-13 20:09:21,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:09:21,049 INFO L225 Difference]: With dead ends: 6758 [2022-12-13 20:09:21,049 INFO L226 Difference]: Without dead ends: 3840 [2022-12-13 20:09:21,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-12-13 20:09:21,057 INFO L413 NwaCegarLoop]: 2599 mSDtfsCounter, 2721 mSDsluCounter, 14212 mSDsCounter, 0 mSdLazyCounter, 13343 mSolverCounterSat, 1952 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3112 SdHoareTripleChecker+Valid, 16811 SdHoareTripleChecker+Invalid, 15296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1952 IncrementalHoareTripleChecker+Valid, 13343 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2022-12-13 20:09:21,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3112 Valid, 16811 Invalid, 15296 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1952 Valid, 13343 Invalid, 1 Unknown, 0 Unchecked, 21.3s Time] [2022-12-13 20:09:21,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3840 states. [2022-12-13 20:09:21,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3840 to 2926. [2022-12-13 20:09:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2926 states, 2006 states have (on average 1.3419740777667) internal successors, (2692), 2047 states have internal predecessors, (2692), 740 states have call successors, (740), 178 states have call predecessors, (740), 179 states have return successors, (744), 729 states have call predecessors, (744), 739 states have call successors, (744) [2022-12-13 20:09:21,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2926 states and 4176 transitions. [2022-12-13 20:09:21,177 INFO L78 Accepts]: Start accepts. Automaton has 2926 states and 4176 transitions. Word has length 81 [2022-12-13 20:09:21,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:09:21,177 INFO L495 AbstractCegarLoop]: Abstraction has 2926 states and 4176 transitions. [2022-12-13 20:09:21,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (6), 3 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 20:09:21,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 4176 transitions. [2022-12-13 20:09:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-13 20:09:21,184 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:09:21,184 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:09:21,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 20:09:21,185 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:09:21,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:09:21,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1701372451, now seen corresponding path program 1 times [2022-12-13 20:09:21,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:09:21,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281964090] [2022-12-13 20:09:21,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:09:21,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:09:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 20:09:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:09:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 20:09:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:09:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 20:09:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 20:09:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-12-13 20:09:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 20:09:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:09:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:09:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:09:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:21,543 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-13 20:09:21,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:09:21,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281964090] [2022-12-13 20:09:21,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281964090] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:09:21,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:09:21,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:09:21,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057891513] [2022-12-13 20:09:21,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:09:21,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:09:21,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:09:21,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:09:21,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:09:21,545 INFO L87 Difference]: Start difference. First operand 2926 states and 4176 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 20:09:26,177 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 20:09:48,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:09:48,279 INFO L93 Difference]: Finished difference Result 11317 states and 17237 transitions. [2022-12-13 20:09:48,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 20:09:48,279 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 131 [2022-12-13 20:09:48,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:09:48,308 INFO L225 Difference]: With dead ends: 11317 [2022-12-13 20:09:48,308 INFO L226 Difference]: Without dead ends: 8397 [2022-12-13 20:09:48,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2022-12-13 20:09:48,317 INFO L413 NwaCegarLoop]: 3009 mSDtfsCounter, 11820 mSDsluCounter, 8047 mSDsCounter, 0 mSdLazyCounter, 13923 mSolverCounterSat, 10527 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12621 SdHoareTripleChecker+Valid, 11056 SdHoareTripleChecker+Invalid, 24451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10527 IncrementalHoareTripleChecker+Valid, 13923 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.9s IncrementalHoareTripleChecker+Time [2022-12-13 20:09:48,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12621 Valid, 11056 Invalid, 24451 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10527 Valid, 13923 Invalid, 1 Unknown, 0 Unchecked, 25.9s Time] [2022-12-13 20:09:48,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8397 states. [2022-12-13 20:09:48,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8397 to 5765. [2022-12-13 20:09:48,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5765 states, 3949 states have (on average 1.3423651557356293) internal successors, (5301), 4032 states have internal predecessors, (5301), 1459 states have call successors, (1459), 353 states have call predecessors, (1459), 356 states have return successors, (1468), 1437 states have call predecessors, (1468), 1458 states have call successors, (1468) [2022-12-13 20:09:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5765 states to 5765 states and 8228 transitions. [2022-12-13 20:09:48,609 INFO L78 Accepts]: Start accepts. Automaton has 5765 states and 8228 transitions. Word has length 131 [2022-12-13 20:09:48,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:09:48,609 INFO L495 AbstractCegarLoop]: Abstraction has 5765 states and 8228 transitions. [2022-12-13 20:09:48,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 20:09:48,610 INFO L276 IsEmpty]: Start isEmpty. Operand 5765 states and 8228 transitions. [2022-12-13 20:09:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-13 20:09:48,616 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:09:48,616 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:09:48,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 20:09:48,616 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:09:48,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:09:48,616 INFO L85 PathProgramCache]: Analyzing trace with hash 2025101698, now seen corresponding path program 1 times [2022-12-13 20:09:48,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:09:48,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502940170] [2022-12-13 20:09:48,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:09:48,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:09:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:48,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 20:09:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:48,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 20:09:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:48,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:48,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 20:09:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 20:09:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:09:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:09:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:09:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:09:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-13 20:09:49,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:09:49,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502940170] [2022-12-13 20:09:49,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502940170] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:09:49,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:09:49,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:09:49,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393464424] [2022-12-13 20:09:49,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:09:49,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:09:49,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:09:49,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:09:49,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:09:49,092 INFO L87 Difference]: Start difference. First operand 5765 states and 8228 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:09:52,350 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 20:09:59,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:09:59,391 INFO L93 Difference]: Finished difference Result 13335 states and 19576 transitions. [2022-12-13 20:09:59,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:09:59,392 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 95 [2022-12-13 20:09:59,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:09:59,417 INFO L225 Difference]: With dead ends: 13335 [2022-12-13 20:09:59,418 INFO L226 Difference]: Without dead ends: 7576 [2022-12-13 20:09:59,431 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:09:59,431 INFO L413 NwaCegarLoop]: 2553 mSDtfsCounter, 6111 mSDsluCounter, 2859 mSDsCounter, 0 mSdLazyCounter, 3588 mSolverCounterSat, 3724 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6480 SdHoareTripleChecker+Valid, 5412 SdHoareTripleChecker+Invalid, 7313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3724 IncrementalHoareTripleChecker+Valid, 3588 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-12-13 20:09:59,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6480 Valid, 5412 Invalid, 7313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3724 Valid, 3588 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2022-12-13 20:09:59,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7576 states. [2022-12-13 20:09:59,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7576 to 5764. [2022-12-13 20:09:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5764 states, 3949 states have (on average 1.3418586984046594) internal successors, (5299), 4032 states have internal predecessors, (5299), 1457 states have call successors, (1457), 354 states have call predecessors, (1457), 357 states have return successors, (1466), 1435 states have call predecessors, (1466), 1456 states have call successors, (1466) [2022-12-13 20:09:59,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5764 states to 5764 states and 8222 transitions. [2022-12-13 20:09:59,673 INFO L78 Accepts]: Start accepts. Automaton has 5764 states and 8222 transitions. Word has length 95 [2022-12-13 20:09:59,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:09:59,673 INFO L495 AbstractCegarLoop]: Abstraction has 5764 states and 8222 transitions. [2022-12-13 20:09:59,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:09:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 5764 states and 8222 transitions. [2022-12-13 20:09:59,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-13 20:09:59,678 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:09:59,678 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:09:59,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 20:09:59,679 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:09:59,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:09:59,679 INFO L85 PathProgramCache]: Analyzing trace with hash -2027907207, now seen corresponding path program 1 times [2022-12-13 20:09:59,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:09:59,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984996284] [2022-12-13 20:09:59,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:09:59,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:09:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:59,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 20:09:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:09:59,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 20:09:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 20:10:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 20:10:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:10:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:10:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:10:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-13 20:10:00,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:10:00,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984996284] [2022-12-13 20:10:00,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984996284] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:10:00,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:10:00,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:10:00,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880111309] [2022-12-13 20:10:00,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:10:00,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:10:00,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:10:00,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:10:00,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:10:00,053 INFO L87 Difference]: Start difference. First operand 5764 states and 8222 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:10:03,306 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 20:10:10,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:10:10,200 INFO L93 Difference]: Finished difference Result 13330 states and 19556 transitions. [2022-12-13 20:10:10,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:10:10,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 93 [2022-12-13 20:10:10,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:10:10,221 INFO L225 Difference]: With dead ends: 13330 [2022-12-13 20:10:10,221 INFO L226 Difference]: Without dead ends: 7572 [2022-12-13 20:10:10,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:10:10,231 INFO L413 NwaCegarLoop]: 2569 mSDtfsCounter, 6095 mSDsluCounter, 2858 mSDsCounter, 0 mSdLazyCounter, 3582 mSolverCounterSat, 3715 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6465 SdHoareTripleChecker+Valid, 5427 SdHoareTripleChecker+Invalid, 7298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3715 IncrementalHoareTripleChecker+Valid, 3582 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:10:10,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6465 Valid, 5427 Invalid, 7298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3715 Valid, 3582 Invalid, 1 Unknown, 0 Unchecked, 9.6s Time] [2022-12-13 20:10:10,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7572 states. [2022-12-13 20:10:10,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7572 to 5760. [2022-12-13 20:10:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5760 states, 3947 states have (on average 1.3415252090195084) internal successors, (5295), 4030 states have internal predecessors, (5295), 1455 states have call successors, (1455), 354 states have call predecessors, (1455), 357 states have return successors, (1464), 1433 states have call predecessors, (1464), 1454 states have call successors, (1464) [2022-12-13 20:10:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5760 states to 5760 states and 8214 transitions. [2022-12-13 20:10:10,470 INFO L78 Accepts]: Start accepts. Automaton has 5760 states and 8214 transitions. Word has length 93 [2022-12-13 20:10:10,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:10:10,470 INFO L495 AbstractCegarLoop]: Abstraction has 5760 states and 8214 transitions. [2022-12-13 20:10:10,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:10:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 5760 states and 8214 transitions. [2022-12-13 20:10:10,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-13 20:10:10,475 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:10:10,475 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:10:10,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 20:10:10,476 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:10:10,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:10:10,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1588347278, now seen corresponding path program 1 times [2022-12-13 20:10:10,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:10:10,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474707992] [2022-12-13 20:10:10,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:10:10,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:10:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 20:10:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 20:10:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 20:10:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 20:10:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:10:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:10:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:10:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-13 20:10:10,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:10:10,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474707992] [2022-12-13 20:10:10,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474707992] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:10:10,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:10:10,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:10:10,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201721271] [2022-12-13 20:10:10,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:10:10,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:10:10,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:10:10,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:10:10,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:10:10,896 INFO L87 Difference]: Start difference. First operand 5760 states and 8214 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:10:14,303 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 20:10:21,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:10:21,041 INFO L93 Difference]: Finished difference Result 13322 states and 19534 transitions. [2022-12-13 20:10:21,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:10:21,042 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2022-12-13 20:10:21,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:10:21,061 INFO L225 Difference]: With dead ends: 13322 [2022-12-13 20:10:21,061 INFO L226 Difference]: Without dead ends: 7568 [2022-12-13 20:10:21,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:10:21,071 INFO L413 NwaCegarLoop]: 2573 mSDtfsCounter, 6077 mSDsluCounter, 2851 mSDsCounter, 0 mSdLazyCounter, 3591 mSolverCounterSat, 3705 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6433 SdHoareTripleChecker+Valid, 5424 SdHoareTripleChecker+Invalid, 7297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3705 IncrementalHoareTripleChecker+Valid, 3591 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:10:21,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6433 Valid, 5424 Invalid, 7297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3705 Valid, 3591 Invalid, 1 Unknown, 0 Unchecked, 9.6s Time] [2022-12-13 20:10:21,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7568 states. [2022-12-13 20:10:21,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7568 to 5756. [2022-12-13 20:10:21,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5756 states, 3945 states have (on average 1.341191381495564) internal successors, (5291), 4028 states have internal predecessors, (5291), 1453 states have call successors, (1453), 354 states have call predecessors, (1453), 357 states have return successors, (1462), 1431 states have call predecessors, (1462), 1452 states have call successors, (1462) [2022-12-13 20:10:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5756 states to 5756 states and 8206 transitions. [2022-12-13 20:10:21,339 INFO L78 Accepts]: Start accepts. Automaton has 5756 states and 8206 transitions. Word has length 92 [2022-12-13 20:10:21,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:10:21,339 INFO L495 AbstractCegarLoop]: Abstraction has 5756 states and 8206 transitions. [2022-12-13 20:10:21,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:10:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 5756 states and 8206 transitions. [2022-12-13 20:10:21,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-13 20:10:21,344 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:10:21,345 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:10:21,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 20:10:21,345 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:10:21,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:10:21,345 INFO L85 PathProgramCache]: Analyzing trace with hash -96155337, now seen corresponding path program 1 times [2022-12-13 20:10:21,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:10:21,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665115809] [2022-12-13 20:10:21,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:10:21,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:10:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 20:10:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 20:10:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 20:10:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 20:10:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:10:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:10:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:10:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:21,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-13 20:10:21,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:10:21,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665115809] [2022-12-13 20:10:21,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665115809] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:10:21,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:10:21,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 20:10:21,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7481466] [2022-12-13 20:10:21,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:10:21,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 20:10:21,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:10:21,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 20:10:21,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 20:10:21,699 INFO L87 Difference]: Start difference. First operand 5756 states and 8206 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:10:24,423 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 20:10:31,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:10:31,964 INFO L93 Difference]: Finished difference Result 13314 states and 19512 transitions. [2022-12-13 20:10:31,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 20:10:31,965 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 94 [2022-12-13 20:10:31,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:10:31,984 INFO L225 Difference]: With dead ends: 13314 [2022-12-13 20:10:31,984 INFO L226 Difference]: Without dead ends: 7564 [2022-12-13 20:10:32,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 20:10:32,002 INFO L413 NwaCegarLoop]: 2564 mSDtfsCounter, 6038 mSDsluCounter, 2854 mSDsCounter, 0 mSdLazyCounter, 3635 mSolverCounterSat, 3645 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6404 SdHoareTripleChecker+Valid, 5418 SdHoareTripleChecker+Invalid, 7281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3645 IncrementalHoareTripleChecker+Valid, 3635 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-12-13 20:10:32,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6404 Valid, 5418 Invalid, 7281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3645 Valid, 3635 Invalid, 1 Unknown, 0 Unchecked, 9.7s Time] [2022-12-13 20:10:32,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7564 states. [2022-12-13 20:10:32,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7564 to 5752. [2022-12-13 20:10:32,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5752 states, 3943 states have (on average 1.3408572153182856) internal successors, (5287), 4026 states have internal predecessors, (5287), 1451 states have call successors, (1451), 354 states have call predecessors, (1451), 357 states have return successors, (1460), 1429 states have call predecessors, (1460), 1450 states have call successors, (1460) [2022-12-13 20:10:32,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5752 states to 5752 states and 8198 transitions. [2022-12-13 20:10:32,328 INFO L78 Accepts]: Start accepts. Automaton has 5752 states and 8198 transitions. Word has length 94 [2022-12-13 20:10:32,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:10:32,328 INFO L495 AbstractCegarLoop]: Abstraction has 5752 states and 8198 transitions. [2022-12-13 20:10:32,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 20:10:32,328 INFO L276 IsEmpty]: Start isEmpty. Operand 5752 states and 8198 transitions. [2022-12-13 20:10:32,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 20:10:32,335 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:10:32,335 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 20:10:32,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 20:10:32,336 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:10:32,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:10:32,336 INFO L85 PathProgramCache]: Analyzing trace with hash -832730239, now seen corresponding path program 1 times [2022-12-13 20:10:32,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:10:32,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007259351] [2022-12-13 20:10:32,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:10:32,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:10:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 20:10:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:10:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 20:10:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:10:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 20:10:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 20:10:32,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 20:10:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 20:10:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 20:10:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-12-13 20:10:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:32,699 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 20:10:32,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:10:32,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007259351] [2022-12-13 20:10:32,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007259351] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:10:32,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:10:32,699 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:10:32,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291569805] [2022-12-13 20:10:32,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:10:32,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:10:32,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:10:32,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:10:32,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:10:32,701 INFO L87 Difference]: Start difference. First operand 5752 states and 8198 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 20:10:35,585 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 20:10:37,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:10:52,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:10:52,417 INFO L93 Difference]: Finished difference Result 20830 states and 31027 transitions. [2022-12-13 20:10:52,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 20:10:52,418 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2022-12-13 20:10:52,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:10:52,473 INFO L225 Difference]: With dead ends: 20830 [2022-12-13 20:10:52,473 INFO L226 Difference]: Without dead ends: 15084 [2022-12-13 20:10:52,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2022-12-13 20:10:52,491 INFO L413 NwaCegarLoop]: 2982 mSDtfsCounter, 10910 mSDsluCounter, 5045 mSDsCounter, 0 mSdLazyCounter, 8174 mSolverCounterSat, 9518 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11666 SdHoareTripleChecker+Valid, 8027 SdHoareTripleChecker+Invalid, 17693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9518 IncrementalHoareTripleChecker+Valid, 8174 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2022-12-13 20:10:52,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11666 Valid, 8027 Invalid, 17693 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9518 Valid, 8174 Invalid, 1 Unknown, 0 Unchecked, 18.4s Time] [2022-12-13 20:10:52,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15084 states. [2022-12-13 20:10:53,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15084 to 11364. [2022-12-13 20:10:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11364 states, 7786 states have (on average 1.340226046750578) internal successors, (10435), 7951 states have internal predecessors, (10435), 2866 states have call successors, (2866), 704 states have call predecessors, (2866), 711 states have return successors, (2885), 2824 states have call predecessors, (2885), 2865 states have call successors, (2885) [2022-12-13 20:10:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11364 states to 11364 states and 16186 transitions. [2022-12-13 20:10:53,175 INFO L78 Accepts]: Start accepts. Automaton has 11364 states and 16186 transitions. Word has length 112 [2022-12-13 20:10:53,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:10:53,175 INFO L495 AbstractCegarLoop]: Abstraction has 11364 states and 16186 transitions. [2022-12-13 20:10:53,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 20:10:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 11364 states and 16186 transitions. [2022-12-13 20:10:53,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-13 20:10:53,179 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:10:53,180 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:10:53,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 20:10:53,180 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:10:53,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:10:53,180 INFO L85 PathProgramCache]: Analyzing trace with hash 800796758, now seen corresponding path program 1 times [2022-12-13 20:10:53,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:10:53,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777195294] [2022-12-13 20:10:53,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:10:53,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:10:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 20:10:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:10:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 20:10:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:10:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 20:10:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 20:10:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-12-13 20:10:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 20:10:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:10:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:10:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:10:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:10:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:10:53,483 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-12-13 20:10:53,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:10:53,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777195294] [2022-12-13 20:10:53,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777195294] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:10:53,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:10:53,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:10:53,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916670434] [2022-12-13 20:10:53,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:10:53,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:10:53,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:10:53,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:10:53,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:10:53,485 INFO L87 Difference]: Start difference. First operand 11364 states and 16186 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 20:10:56,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:11:17,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:11:17,954 INFO L93 Difference]: Finished difference Result 44365 states and 67259 transitions. [2022-12-13 20:11:17,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 20:11:17,954 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 136 [2022-12-13 20:11:17,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:11:18,084 INFO L225 Difference]: With dead ends: 44365 [2022-12-13 20:11:18,084 INFO L226 Difference]: Without dead ends: 33007 [2022-12-13 20:11:18,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2022-12-13 20:11:18,120 INFO L413 NwaCegarLoop]: 3117 mSDtfsCounter, 13346 mSDsluCounter, 6879 mSDsCounter, 0 mSdLazyCounter, 11301 mSolverCounterSat, 12730 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14153 SdHoareTripleChecker+Valid, 9996 SdHoareTripleChecker+Invalid, 24032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12730 IncrementalHoareTripleChecker+Valid, 11301 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-12-13 20:11:18,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14153 Valid, 9996 Invalid, 24032 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12730 Valid, 11301 Invalid, 1 Unknown, 0 Unchecked, 21.8s Time] [2022-12-13 20:11:18,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33007 states. [2022-12-13 20:11:19,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33007 to 22497. [2022-12-13 20:11:19,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22497 states, 15404 states have (on average 1.3389379381978708) internal successors, (20625), 15735 states have internal predecessors, (20625), 5673 states have call successors, (5673), 1404 states have call predecessors, (5673), 1419 states have return successors, (5712), 5589 states have call predecessors, (5712), 5672 states have call successors, (5712) [2022-12-13 20:11:19,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22497 states to 22497 states and 32010 transitions. [2022-12-13 20:11:19,547 INFO L78 Accepts]: Start accepts. Automaton has 22497 states and 32010 transitions. Word has length 136 [2022-12-13 20:11:19,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:11:19,547 INFO L495 AbstractCegarLoop]: Abstraction has 22497 states and 32010 transitions. [2022-12-13 20:11:19,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (19), 7 states have call predecessors, (19), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 20:11:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 22497 states and 32010 transitions. [2022-12-13 20:11:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-13 20:11:19,551 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:11:19,551 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:11:19,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 20:11:19,552 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:11:19,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:11:19,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1130472134, now seen corresponding path program 1 times [2022-12-13 20:11:19,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:11:19,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880008978] [2022-12-13 20:11:19,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:11:19,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:11:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-12-13 20:11:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:11:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 20:11:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:19,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:11:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 20:11:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 20:11:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 20:11:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 20:11:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 20:11:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 20:11:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 20:11:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 20:11:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 20:11:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 20:11:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 20:11:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:19,888 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-13 20:11:19,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:11:19,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880008978] [2022-12-13 20:11:19,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880008978] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:11:19,888 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:11:19,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:11:19,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435417073] [2022-12-13 20:11:19,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:11:19,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:11:19,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:11:19,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:11:19,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:11:19,890 INFO L87 Difference]: Start difference. First operand 22497 states and 32010 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 20:11:22,974 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 20:11:48,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:11:48,324 INFO L93 Difference]: Finished difference Result 88079 states and 133407 transitions. [2022-12-13 20:11:48,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 20:11:48,325 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 152 [2022-12-13 20:11:48,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:11:48,545 INFO L225 Difference]: With dead ends: 88079 [2022-12-13 20:11:48,545 INFO L226 Difference]: Without dead ends: 65588 [2022-12-13 20:11:48,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2022-12-13 20:11:48,610 INFO L413 NwaCegarLoop]: 3169 mSDtfsCounter, 13301 mSDsluCounter, 7057 mSDsCounter, 0 mSdLazyCounter, 11286 mSolverCounterSat, 12586 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14111 SdHoareTripleChecker+Valid, 10226 SdHoareTripleChecker+Invalid, 23873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12586 IncrementalHoareTripleChecker+Valid, 11286 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2022-12-13 20:11:48,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14111 Valid, 10226 Invalid, 23873 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12586 Valid, 11286 Invalid, 1 Unknown, 0 Unchecked, 23.1s Time] [2022-12-13 20:11:48,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65588 states. [2022-12-13 20:11:51,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65588 to 44574. [2022-12-13 20:11:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44574 states, 30502 states have (on average 1.3373221428103075) internal successors, (40791), 31165 states have internal predecessors, (40791), 11236 states have call successors, (11236), 2804 states have call predecessors, (11236), 2835 states have return successors, (11315), 11068 states have call predecessors, (11315), 11235 states have call successors, (11315) [2022-12-13 20:11:51,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44574 states to 44574 states and 63342 transitions. [2022-12-13 20:11:51,320 INFO L78 Accepts]: Start accepts. Automaton has 44574 states and 63342 transitions. Word has length 152 [2022-12-13 20:11:51,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:11:51,320 INFO L495 AbstractCegarLoop]: Abstraction has 44574 states and 63342 transitions. [2022-12-13 20:11:51,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 20:11:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 44574 states and 63342 transitions. [2022-12-13 20:11:51,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-13 20:11:51,324 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:11:51,324 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:11:51,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 20:11:51,325 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:11:51,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:11:51,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1292450265, now seen corresponding path program 1 times [2022-12-13 20:11:51,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:11:51,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948644139] [2022-12-13 20:11:51,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:11:51,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:11:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 20:11:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:11:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 20:11:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:11:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 20:11:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 20:11:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 20:11:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-12-13 20:11:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 20:11:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:11:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 20:11:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 20:11:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:11:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 20:11:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-12-13 20:11:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:11:51,597 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-13 20:11:51,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:11:51,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948644139] [2022-12-13 20:11:51,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948644139] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:11:51,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:11:51,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:11:51,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230072743] [2022-12-13 20:11:51,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:11:51,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:11:51,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:11:51,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:11:51,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:11:51,598 INFO L87 Difference]: Start difference. First operand 44574 states and 63342 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (25), 7 states have call predecessors, (25), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 20:11:54,572 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 20:12:27,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:12:27,448 INFO L93 Difference]: Finished difference Result 173932 states and 262843 transitions. [2022-12-13 20:12:27,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 20:12:27,449 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (25), 7 states have call predecessors, (25), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 151 [2022-12-13 20:12:27,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:12:27,922 INFO L225 Difference]: With dead ends: 173932 [2022-12-13 20:12:27,922 INFO L226 Difference]: Without dead ends: 129364 [2022-12-13 20:12:28,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2022-12-13 20:12:28,057 INFO L413 NwaCegarLoop]: 3696 mSDtfsCounter, 12143 mSDsluCounter, 8048 mSDsCounter, 0 mSdLazyCounter, 12217 mSolverCounterSat, 11247 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12929 SdHoareTripleChecker+Valid, 11744 SdHoareTripleChecker+Invalid, 23465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11247 IncrementalHoareTripleChecker+Valid, 12217 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2022-12-13 20:12:28,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12929 Valid, 11744 Invalid, 23465 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11247 Valid, 12217 Invalid, 1 Unknown, 0 Unchecked, 25.1s Time] [2022-12-13 20:12:28,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129364 states. [2022-12-13 20:12:33,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129364 to 87342. [2022-12-13 20:12:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87342 states, 59686 states have (on average 1.3329591529001776) internal successors, (79559), 61013 states have internal predecessors, (79559), 22004 states have call successors, (22004), 5588 states have call predecessors, (22004), 5651 states have return successors, (22163), 21668 states have call predecessors, (22163), 22003 states have call successors, (22163) [2022-12-13 20:12:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87342 states to 87342 states and 123726 transitions. [2022-12-13 20:12:34,163 INFO L78 Accepts]: Start accepts. Automaton has 87342 states and 123726 transitions. Word has length 151 [2022-12-13 20:12:34,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:12:34,163 INFO L495 AbstractCegarLoop]: Abstraction has 87342 states and 123726 transitions. [2022-12-13 20:12:34,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (25), 7 states have call predecessors, (25), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 20:12:34,164 INFO L276 IsEmpty]: Start isEmpty. Operand 87342 states and 123726 transitions. [2022-12-13 20:12:34,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-13 20:12:34,168 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:12:34,169 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:12:34,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 20:12:34,169 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:12:34,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:12:34,169 INFO L85 PathProgramCache]: Analyzing trace with hash -2117040360, now seen corresponding path program 1 times [2022-12-13 20:12:34,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:12:34,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941557305] [2022-12-13 20:12:34,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:12:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:12:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 20:12:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:12:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:12:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 20:12:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:12:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:12:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 20:12:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:12:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-12-13 20:12:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:12:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 20:12:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 20:12:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 20:12:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 20:12:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 20:12:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:12:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 20:12:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 20:12:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:12:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 20:12:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-12-13 20:12:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:12:34,535 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-12-13 20:12:34,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:12:34,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941557305] [2022-12-13 20:12:34,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941557305] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:12:34,535 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:12:34,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:12:34,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505579110] [2022-12-13 20:12:34,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:12:34,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:12:34,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:12:34,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:12:34,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:12:34,537 INFO L87 Difference]: Start difference. First operand 87342 states and 123726 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (27), 7 states have call predecessors, (27), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 20:12:38,151 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 20:13:26,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:13:26,258 INFO L93 Difference]: Finished difference Result 341881 states and 515157 transitions. [2022-12-13 20:13:26,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 20:13:26,259 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (27), 7 states have call predecessors, (27), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 162 [2022-12-13 20:13:26,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:13:27,296 INFO L225 Difference]: With dead ends: 341881 [2022-12-13 20:13:27,297 INFO L226 Difference]: Without dead ends: 254545 [2022-12-13 20:13:27,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2022-12-13 20:13:27,583 INFO L413 NwaCegarLoop]: 3067 mSDtfsCounter, 10404 mSDsluCounter, 9678 mSDsCounter, 0 mSdLazyCounter, 17372 mSolverCounterSat, 8337 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11176 SdHoareTripleChecker+Valid, 12745 SdHoareTripleChecker+Invalid, 25710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8337 IncrementalHoareTripleChecker+Valid, 17372 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-12-13 20:13:27,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11176 Valid, 12745 Invalid, 25710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8337 Valid, 17372 Invalid, 1 Unknown, 0 Unchecked, 30.0s Time] [2022-12-13 20:13:27,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254545 states. [2022-12-13 20:13:39,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254545 to 170508. [2022-12-13 20:13:39,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170508 states, 116363 states have (on average 1.327810386463051) internal successors, (154508), 119018 states have internal predecessors, (154508), 42879 states have call successors, (42879), 11138 states have call predecessors, (42879), 11265 states have return successors, (43198), 42207 states have call predecessors, (43198), 42878 states have call successors, (43198) [2022-12-13 20:13:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170508 states to 170508 states and 240585 transitions. [2022-12-13 20:13:40,126 INFO L78 Accepts]: Start accepts. Automaton has 170508 states and 240585 transitions. Word has length 162 [2022-12-13 20:13:40,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:13:40,127 INFO L495 AbstractCegarLoop]: Abstraction has 170508 states and 240585 transitions. [2022-12-13 20:13:40,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (27), 7 states have call predecessors, (27), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 20:13:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 170508 states and 240585 transitions. [2022-12-13 20:13:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-12-13 20:13:40,159 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:13:40,160 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:13:40,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 20:13:40,160 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:13:40,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:13:40,160 INFO L85 PathProgramCache]: Analyzing trace with hash 9643763, now seen corresponding path program 1 times [2022-12-13 20:13:40,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:13:40,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143816762] [2022-12-13 20:13:40,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:13:40,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:13:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:40,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 20:13:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:40,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:13:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:40,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 20:13:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:40,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 20:13:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 20:13:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:13:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-12-13 20:13:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 20:13:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 20:13:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-12-13 20:13:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-12-13 20:13:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 20:13:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 20:13:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 20:13:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:13:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 20:13:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:13:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:13:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-12-13 20:13:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:13:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:13:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:13:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:13:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:13:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:13:41,237 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-13 20:13:41,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:13:41,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143816762] [2022-12-13 20:13:41,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143816762] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:13:41,238 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:13:41,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 20:13:41,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639600234] [2022-12-13 20:13:41,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:13:41,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 20:13:41,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:13:41,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 20:13:41,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-13 20:13:41,239 INFO L87 Difference]: Start difference. First operand 170508 states and 240585 transitions. Second operand has 10 states, 10 states have (on average 13.4) internal successors, (134), 5 states have internal predecessors, (134), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 20:13:45,063 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 20:13:51,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:14:30,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:14:30,102 INFO L93 Difference]: Finished difference Result 425295 states and 635049 transitions. [2022-12-13 20:14:30,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 20:14:30,103 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 13.4) internal successors, (134), 5 states have internal predecessors, (134), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) Word has length 206 [2022-12-13 20:14:30,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:14:31,461 INFO L225 Difference]: With dead ends: 425295 [2022-12-13 20:14:31,461 INFO L226 Difference]: Without dead ends: 254793 [2022-12-13 20:14:32,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2022-12-13 20:14:32,003 INFO L413 NwaCegarLoop]: 2575 mSDtfsCounter, 4254 mSDsluCounter, 13352 mSDsCounter, 0 mSdLazyCounter, 14862 mSolverCounterSat, 4337 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4655 SdHoareTripleChecker+Valid, 15927 SdHoareTripleChecker+Invalid, 19200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4337 IncrementalHoareTripleChecker+Valid, 14862 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2022-12-13 20:14:32,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4655 Valid, 15927 Invalid, 19200 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4337 Valid, 14862 Invalid, 1 Unknown, 0 Unchecked, 26.2s Time] [2022-12-13 20:14:32,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254793 states. [2022-12-13 20:14:43,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254793 to 170828. [2022-12-13 20:14:43,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170828 states, 116619 states have (on average 1.3270907828055463) internal successors, (154764), 119274 states have internal predecessors, (154764), 42879 states have call successors, (42879), 11138 states have call predecessors, (42879), 11329 states have return successors, (43646), 42271 states have call predecessors, (43646), 42878 states have call successors, (43646) [2022-12-13 20:14:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170828 states to 170828 states and 241289 transitions. [2022-12-13 20:14:44,494 INFO L78 Accepts]: Start accepts. Automaton has 170828 states and 241289 transitions. Word has length 206 [2022-12-13 20:14:44,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:14:44,495 INFO L495 AbstractCegarLoop]: Abstraction has 170828 states and 241289 transitions. [2022-12-13 20:14:44,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.4) internal successors, (134), 5 states have internal predecessors, (134), 2 states have call successors, (33), 6 states have call predecessors, (33), 2 states have return successors, (23), 3 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 20:14:44,495 INFO L276 IsEmpty]: Start isEmpty. Operand 170828 states and 241289 transitions. [2022-12-13 20:14:44,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-12-13 20:14:44,542 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:14:44,542 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:44,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 20:14:44,542 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:14:44,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:14:44,543 INFO L85 PathProgramCache]: Analyzing trace with hash -349495409, now seen corresponding path program 1 times [2022-12-13 20:14:44,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:14:44,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245398332] [2022-12-13 20:14:44,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:14:44,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:14:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 20:14:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-12-13 20:14:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-12-13 20:14:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 20:14:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-12-13 20:14:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:14:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 20:14:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 20:14:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 20:14:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:14:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:14:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 20:14:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 20:14:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 20:14:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-12-13 20:14:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 20:14:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 20:14:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-12-13 20:14:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-12-13 20:14:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 20:14:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-12-13 20:14:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:14:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 20:14:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:14:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:14:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:14:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:14:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:14:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:14:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:14:45,224 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 20:14:45,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:14:45,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245398332] [2022-12-13 20:14:45,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245398332] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:14:45,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:14:45,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:14:45,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609247013] [2022-12-13 20:14:45,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:14:45,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:14:45,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:14:45,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:14:45,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:14:45,226 INFO L87 Difference]: Start difference. First operand 170828 states and 241289 transitions. Second operand has 8 states, 8 states have (on average 17.5) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:14:48,786 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 20:15:34,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:15:34,724 INFO L93 Difference]: Finished difference Result 425359 states and 632361 transitions. [2022-12-13 20:15:34,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 20:15:34,725 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.5) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 233 [2022-12-13 20:15:34,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:15:35,798 INFO L225 Difference]: With dead ends: 425359 [2022-12-13 20:15:35,798 INFO L226 Difference]: Without dead ends: 254537 [2022-12-13 20:15:36,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2022-12-13 20:15:36,292 INFO L413 NwaCegarLoop]: 2567 mSDtfsCounter, 7193 mSDsluCounter, 6964 mSDsCounter, 0 mSdLazyCounter, 9567 mSolverCounterSat, 5248 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7618 SdHoareTripleChecker+Valid, 9531 SdHoareTripleChecker+Invalid, 14816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5248 IncrementalHoareTripleChecker+Valid, 9567 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2022-12-13 20:15:36,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7618 Valid, 9531 Invalid, 14816 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5248 Valid, 9567 Invalid, 1 Unknown, 0 Unchecked, 22.6s Time] [2022-12-13 20:15:36,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254537 states. [2022-12-13 20:15:49,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254537 to 170700. [2022-12-13 20:15:49,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170700 states, 116555 states have (on average 1.326721290377933) internal successors, (154636), 119210 states have internal predecessors, (154636), 42815 states have call successors, (42815), 11138 states have call predecessors, (42815), 11329 states have return successors, (43582), 42207 states have call predecessors, (43582), 42814 states have call successors, (43582) [2022-12-13 20:15:50,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170700 states to 170700 states and 241033 transitions. [2022-12-13 20:15:50,367 INFO L78 Accepts]: Start accepts. Automaton has 170700 states and 241033 transitions. Word has length 233 [2022-12-13 20:15:50,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:15:50,368 INFO L495 AbstractCegarLoop]: Abstraction has 170700 states and 241033 transitions. [2022-12-13 20:15:50,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.5) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:15:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 170700 states and 241033 transitions. [2022-12-13 20:15:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-12-13 20:15:50,441 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:15:50,441 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:15:50,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 20:15:50,442 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:15:50,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:15:50,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1167364319, now seen corresponding path program 1 times [2022-12-13 20:15:50,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:15:50,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779894248] [2022-12-13 20:15:50,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:15:50,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:15:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-12-13 20:15:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 20:15:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 20:15:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-12-13 20:15:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 20:15:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:15:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 20:15:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 20:15:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 20:15:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:15:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:15:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-12-13 20:15:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 20:15:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 20:15:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-12-13 20:15:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-12-13 20:15:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-12-13 20:15:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-12-13 20:15:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-12-13 20:15:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-12-13 20:15:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2022-12-13 20:15:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:15:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-12-13 20:15:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-12-13 20:15:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:15:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:15:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:15:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:15:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:15:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:15:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 20:15:51,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:15:51,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779894248] [2022-12-13 20:15:51,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779894248] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:15:51,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:15:51,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:15:51,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982089749] [2022-12-13 20:15:51,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:15:51,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:15:51,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:15:51,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:15:51,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:15:51,273 INFO L87 Difference]: Start difference. First operand 170700 states and 241033 transitions. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:15:54,700 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 20:16:39,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:16:39,313 INFO L93 Difference]: Finished difference Result 425103 states and 631593 transitions. [2022-12-13 20:16:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 20:16:39,314 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 230 [2022-12-13 20:16:39,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:16:40,391 INFO L225 Difference]: With dead ends: 425103 [2022-12-13 20:16:40,391 INFO L226 Difference]: Without dead ends: 254409 [2022-12-13 20:16:40,956 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2022-12-13 20:16:40,957 INFO L413 NwaCegarLoop]: 2551 mSDtfsCounter, 7708 mSDsluCounter, 5790 mSDsCounter, 0 mSdLazyCounter, 7813 mSolverCounterSat, 6230 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8134 SdHoareTripleChecker+Valid, 8341 SdHoareTripleChecker+Invalid, 14044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6230 IncrementalHoareTripleChecker+Valid, 7813 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-12-13 20:16:40,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8134 Valid, 8341 Invalid, 14044 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6230 Valid, 7813 Invalid, 1 Unknown, 0 Unchecked, 19.5s Time] [2022-12-13 20:16:41,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254409 states. [2022-12-13 20:16:56,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254409 to 170572. [2022-12-13 20:16:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170572 states, 116491 states have (on average 1.3263513919530263) internal successors, (154508), 119146 states have internal predecessors, (154508), 42751 states have call successors, (42751), 11138 states have call predecessors, (42751), 11329 states have return successors, (43518), 42143 states have call predecessors, (43518), 42750 states have call successors, (43518) [2022-12-13 20:16:57,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170572 states to 170572 states and 240777 transitions. [2022-12-13 20:16:57,132 INFO L78 Accepts]: Start accepts. Automaton has 170572 states and 240777 transitions. Word has length 230 [2022-12-13 20:16:57,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:16:57,132 INFO L495 AbstractCegarLoop]: Abstraction has 170572 states and 240777 transitions. [2022-12-13 20:16:57,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:16:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 170572 states and 240777 transitions. [2022-12-13 20:16:57,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-12-13 20:16:57,176 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:16:57,176 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:16:57,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-13 20:16:57,177 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:16:57,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:16:57,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1875908360, now seen corresponding path program 1 times [2022-12-13 20:16:57,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:16:57,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541760516] [2022-12-13 20:16:57,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:16:57,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:16:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 20:16:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 20:16:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 20:16:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-12-13 20:16:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-12-13 20:16:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 20:16:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 20:16:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 20:16:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:16:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-12-13 20:16:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 20:16:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 20:16:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 20:16:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-12-13 20:16:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-12-13 20:16:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-12-13 20:16:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-12-13 20:16:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 20:16:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-12-13 20:16:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:57,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 20:16:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 20:16:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:16:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:16:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:16:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:16:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:16:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 20:16:57,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:16:57,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541760516] [2022-12-13 20:16:57,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541760516] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:16:57,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:16:57,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:16:57,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619841716] [2022-12-13 20:16:57,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:16:57,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:16:57,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:16:57,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:16:57,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:16:57,785 INFO L87 Difference]: Start difference. First operand 170572 states and 240777 transitions. Second operand has 8 states, 8 states have (on average 17.375) internal successors, (139), 3 states have internal predecessors, (139), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:17:01,289 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 20:17:05,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 20:17:47,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:17:47,642 INFO L93 Difference]: Finished difference Result 424847 states and 630825 transitions. [2022-12-13 20:17:47,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 20:17:47,642 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.375) internal successors, (139), 3 states have internal predecessors, (139), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 232 [2022-12-13 20:17:47,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:17:48,748 INFO L225 Difference]: With dead ends: 424847 [2022-12-13 20:17:48,748 INFO L226 Difference]: Without dead ends: 254281 [2022-12-13 20:17:49,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2022-12-13 20:17:49,314 INFO L413 NwaCegarLoop]: 2554 mSDtfsCounter, 7705 mSDsluCounter, 5788 mSDsCounter, 0 mSdLazyCounter, 7912 mSolverCounterSat, 6257 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8124 SdHoareTripleChecker+Valid, 8342 SdHoareTripleChecker+Invalid, 14170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6257 IncrementalHoareTripleChecker+Valid, 7912 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2022-12-13 20:17:49,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8124 Valid, 8342 Invalid, 14170 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6257 Valid, 7912 Invalid, 1 Unknown, 0 Unchecked, 19.9s Time] [2022-12-13 20:17:49,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254281 states. [2022-12-13 20:18:04,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254281 to 170444. [2022-12-13 20:18:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170444 states, 116427 states have (on average 1.3259810868612951) internal successors, (154380), 119082 states have internal predecessors, (154380), 42687 states have call successors, (42687), 11138 states have call predecessors, (42687), 11329 states have return successors, (43454), 42079 states have call predecessors, (43454), 42686 states have call successors, (43454) [2022-12-13 20:18:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170444 states to 170444 states and 240521 transitions. [2022-12-13 20:18:05,289 INFO L78 Accepts]: Start accepts. Automaton has 170444 states and 240521 transitions. Word has length 232 [2022-12-13 20:18:05,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:05,289 INFO L495 AbstractCegarLoop]: Abstraction has 170444 states and 240521 transitions. [2022-12-13 20:18:05,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.375) internal successors, (139), 3 states have internal predecessors, (139), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:18:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 170444 states and 240521 transitions. [2022-12-13 20:18:05,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-12-13 20:18:05,340 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:05,340 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:18:05,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 20:18:05,340 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:05,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:05,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1289887238, now seen corresponding path program 1 times [2022-12-13 20:18:05,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:05,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956297811] [2022-12-13 20:18:05,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:05,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 20:18:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:18:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 20:18:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 20:18:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 20:18:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 20:18:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 20:18:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 20:18:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 20:18:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 20:18:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 20:18:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 20:18:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 20:18:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-12-13 20:18:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 20:18:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-12-13 20:18:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-12-13 20:18:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-12-13 20:18:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 20:18:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 20:18:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 20:18:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 20:18:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-12-13 20:18:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:05,876 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-12-13 20:18:05,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:05,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956297811] [2022-12-13 20:18:05,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956297811] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:05,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:05,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 20:18:05,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016971205] [2022-12-13 20:18:05,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:05,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 20:18:05,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:05,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 20:18:05,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-13 20:18:05,879 INFO L87 Difference]: Start difference. First operand 170444 states and 240521 transitions. Second operand has 8 states, 8 states have (on average 17.25) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:18:19,003 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 20:18:30,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:18:30,079 INFO L93 Difference]: Finished difference Result 287660 states and 410011 transitions. [2022-12-13 20:18:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 20:18:30,080 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 231 [2022-12-13 20:18:30,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:18:30,470 INFO L225 Difference]: With dead ends: 287660 [2022-12-13 20:18:30,470 INFO L226 Difference]: Without dead ends: 117222 [2022-12-13 20:18:30,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2022-12-13 20:18:30,874 INFO L413 NwaCegarLoop]: 1732 mSDtfsCounter, 5287 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 5519 mSolverCounterSat, 4162 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5623 SdHoareTripleChecker+Valid, 5903 SdHoareTripleChecker+Invalid, 9682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4162 IncrementalHoareTripleChecker+Valid, 5519 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-12-13 20:18:30,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5623 Valid, 5903 Invalid, 9682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4162 Valid, 5519 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2022-12-13 20:18:30,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117222 states. [2022-12-13 20:18:36,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117222 to 92331. [2022-12-13 20:18:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92331 states, 63659 states have (on average 1.3214470852511035) internal successors, (84122), 64754 states have internal predecessors, (84122), 21572 states have call successors, (21572), 7004 states have call predecessors, (21572), 7099 states have return successors, (21755), 21260 states have call predecessors, (21755), 21571 states have call successors, (21755) [2022-12-13 20:18:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92331 states to 92331 states and 127449 transitions. [2022-12-13 20:18:37,178 INFO L78 Accepts]: Start accepts. Automaton has 92331 states and 127449 transitions. Word has length 231 [2022-12-13 20:18:37,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:18:37,178 INFO L495 AbstractCegarLoop]: Abstraction has 92331 states and 127449 transitions. [2022-12-13 20:18:37,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (37), 7 states have call predecessors, (37), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-13 20:18:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 92331 states and 127449 transitions. [2022-12-13 20:18:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-12-13 20:18:37,271 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:18:37,271 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 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] [2022-12-13 20:18:37,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 20:18:37,271 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:18:37,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:18:37,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1803601997, now seen corresponding path program 1 times [2022-12-13 20:18:37,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:18:37,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197161989] [2022-12-13 20:18:37,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:18:37,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:18:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 20:18:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 20:18:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 20:18:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 20:18:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 20:18:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 20:18:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 20:18:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 20:18:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:18:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:18:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 20:18:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:18:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 20:18:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 20:18:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 20:18:37,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-12-13 20:18:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-12-13 20:18:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:18:37,820 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2022-12-13 20:18:37,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:18:37,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197161989] [2022-12-13 20:18:37,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197161989] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:18:37,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 20:18:37,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 20:18:37,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269271896] [2022-12-13 20:18:37,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:18:37,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 20:18:37,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:18:37,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 20:18:37,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 20:18:37,821 INFO L87 Difference]: Start difference. First operand 92331 states and 127449 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 20:18:48,600 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 20:19:10,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:19:10,387 INFO L93 Difference]: Finished difference Result 265265 states and 376107 transitions. [2022-12-13 20:19:10,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 20:19:10,388 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 241 [2022-12-13 20:19:10,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:19:10,959 INFO L225 Difference]: With dead ends: 265265 [2022-12-13 20:19:10,959 INFO L226 Difference]: Without dead ends: 172940 [2022-12-13 20:19:11,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2022-12-13 20:19:11,169 INFO L413 NwaCegarLoop]: 2105 mSDtfsCounter, 6691 mSDsluCounter, 5802 mSDsCounter, 0 mSdLazyCounter, 9435 mSolverCounterSat, 5094 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7296 SdHoareTripleChecker+Valid, 7907 SdHoareTripleChecker+Invalid, 14530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5094 IncrementalHoareTripleChecker+Valid, 9435 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-12-13 20:19:11,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7296 Valid, 7907 Invalid, 14530 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5094 Valid, 9435 Invalid, 1 Unknown, 0 Unchecked, 19.2s Time] [2022-12-13 20:19:11,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172940 states. [2022-12-13 20:19:20,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172940 to 141088. [2022-12-13 20:19:20,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141088 states, 97497 states have (on average 1.3207483307178682) internal successors, (128769), 99164 states have internal predecessors, (128769), 32843 states have call successors, (32843), 10604 states have call predecessors, (32843), 10747 states have return successors, (33130), 32387 states have call predecessors, (33130), 32842 states have call successors, (33130) [2022-12-13 20:19:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141088 states to 141088 states and 194742 transitions. [2022-12-13 20:19:21,281 INFO L78 Accepts]: Start accepts. Automaton has 141088 states and 194742 transitions. Word has length 241 [2022-12-13 20:19:21,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 20:19:21,282 INFO L495 AbstractCegarLoop]: Abstraction has 141088 states and 194742 transitions. [2022-12-13 20:19:21,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-12-13 20:19:21,282 INFO L276 IsEmpty]: Start isEmpty. Operand 141088 states and 194742 transitions. [2022-12-13 20:19:21,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-12-13 20:19:21,336 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 20:19:21,337 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 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] [2022-12-13 20:19:21,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-13 20:19:21,337 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 20:19:21,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:19:21,337 INFO L85 PathProgramCache]: Analyzing trace with hash -2090021146, now seen corresponding path program 1 times [2022-12-13 20:19:21,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:19:21,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958372693] [2022-12-13 20:19:21,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:19:21,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:19:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 20:19:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 20:19:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 20:19:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 20:19:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 20:19:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 20:19:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-12-13 20:19:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2022-12-13 20:19:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 20:19:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 20:19:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 20:19:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 20:19:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 20:19:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 20:19:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 20:19:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-12-13 20:19:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-12-13 20:19:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-12-13 20:19:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-12-13 20:19:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:22,337 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2022-12-13 20:19:22,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 20:19:22,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958372693] [2022-12-13 20:19:22,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958372693] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 20:19:22,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693780777] [2022-12-13 20:19:22,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:19:22,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 20:19:22,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:19:22,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 20:19:22,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fff49a02-e6d8-4226-9dac-9a9e01b90d1f/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 20:19:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:19:23,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 5365 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-13 20:19:23,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:19:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2022-12-13 20:19:23,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 20:19:23,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693780777] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 20:19:23,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 20:19:23,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 13 [2022-12-13 20:19:23,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950151366] [2022-12-13 20:19:23,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 20:19:23,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 20:19:23,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 20:19:23,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 20:19:23,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-12-13 20:19:23,257 INFO L87 Difference]: Start difference. First operand 141088 states and 194742 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 20:19:40,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 20:19:40,400 INFO L93 Difference]: Finished difference Result 423221 states and 584024 transitions. [2022-12-13 20:19:40,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 20:19:40,400 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 246 [2022-12-13 20:19:40,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 20:19:41,424 INFO L225 Difference]: With dead ends: 423221 [2022-12-13 20:19:41,424 INFO L226 Difference]: Without dead ends: 281851 [2022-12-13 20:19:41,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2022-12-13 20:19:41,741 INFO L413 NwaCegarLoop]: 5963 mSDtfsCounter, 2966 mSDsluCounter, 8951 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2966 SdHoareTripleChecker+Valid, 14914 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 20:19:41,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2966 Valid, 14914 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 20:19:42,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281851 states.