./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--isdn--gigaset--bas_gigaset.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/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_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/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_2973ff78-7b64-42c4-877f-9d8aa11bbf05/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 4b829e0b1083ca135908ac8582697cf0831b43587b46e1b9cc42429c7a2c7866 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:39:43,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:39:43,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:39:43,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:39:43,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:39:43,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:39:43,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:39:43,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:39:43,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:39:43,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:39:43,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:39:43,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:39:43,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:39:43,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:39:43,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:39:43,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:39:43,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:39:43,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:39:43,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:39:43,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:39:43,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:39:43,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:39:43,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:39:43,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:39:43,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:39:43,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:39:43,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:39:43,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:39:43,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:39:43,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:39:43,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:39:43,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:39:43,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:39:43,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:39:43,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:39:43,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:39:43,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:39:43,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:39:43,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:39:43,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:39:43,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:39:43,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 21:39:43,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:39:43,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:39:43,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:39:43,875 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:39:43,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:39:43,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:39:43,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:39:43,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:39:43,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:39:43,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:39:43,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:39:43,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:39:43,878 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:39:43,878 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_2973ff78-7b64-42c4-877f-9d8aa11bbf05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b829e0b1083ca135908ac8582697cf0831b43587b46e1b9cc42429c7a2c7866 [2022-12-13 21:39:44,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:39:44,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:39:44,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:39:44,063 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:39:44,063 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:39:44,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-12-13 21:39:46,632 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:39:47,104 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:39:47,105 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-12-13 21:39:47,141 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/data/60a9fff28/e5e9258981ce4e78baa7ce23aeb6c70f/FLAGb414c6b8a [2022-12-13 21:39:47,192 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/data/60a9fff28/e5e9258981ce4e78baa7ce23aeb6c70f [2022-12-13 21:39:47,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:39:47,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:39:47,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:39:47,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:39:47,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:39:47,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:39:47" (1/1) ... [2022-12-13 21:39:47,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69152f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:47, skipping insertion in model container [2022-12-13 21:39:47,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:39:47" (1/1) ... [2022-12-13 21:39:47,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:39:47,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:39:47,918 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 21:39:48,327 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:39:48,403 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-13 21:39:48,411 WARN L623 FunctionHandler]: Unknown extern function __tasklet_hi_schedule [2022-12-13 21:39:48,427 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 21:39:48,501 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-12-13 21:39:48,506 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-12-13 21:39:48,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,741 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,763 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-12-13 21:39:48,768 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:48,774 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,781 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,781 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,782 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,782 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,788 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:48,788 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,789 WARN L623 FunctionHandler]: Unknown extern function gigaset_fill_inbuf [2022-12-13 21:39:48,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,792 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,792 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,794 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,795 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:48,796 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,802 WARN L623 FunctionHandler]: Unknown extern function usb_clear_halt [2022-12-13 21:39:48,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,804 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,804 WARN L623 FunctionHandler]: Unknown extern function usb_lock_device_for_reset [2022-12-13 21:39:48,804 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-12-13 21:39:48,809 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,810 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:48,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,811 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,811 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:48,817 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,817 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,818 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,818 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,823 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,824 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,824 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,825 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,825 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,826 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,827 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:48,827 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,827 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,828 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:48,829 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,834 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,838 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,853 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:39:48,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,855 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:39:48,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,863 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,865 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,870 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,871 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,872 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,874 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,874 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,875 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,876 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 21:39:48,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,877 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 21:39:48,877 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_sent [2022-12-13 21:39:48,878 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 21:39:48,883 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,885 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,886 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,887 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,888 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,889 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,889 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,890 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,891 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,892 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,897 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,898 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,898 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,898 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,899 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,899 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,899 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,900 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:48,900 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,900 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:48,905 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,906 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,907 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:48,907 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,908 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:48,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,909 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,910 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,917 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:48,918 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,918 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,924 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,930 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,931 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,936 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:48,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,937 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,937 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,938 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,938 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:48,943 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:48,944 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,944 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,945 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:48,946 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,947 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,948 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,953 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-12-13 21:39:48,953 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:39:48,954 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,974 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:48,974 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:48,974 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:48,975 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:48,975 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 21:39:48,975 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 21:39:48,975 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,975 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,981 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:48,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:48,982 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:48,982 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 21:39:48,982 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:48,983 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 21:39:48,988 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:48,989 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,008 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,009 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,009 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,009 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,010 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 21:39:49,010 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 21:39:49,011 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 21:39:49,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,016 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,016 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,017 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,017 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,017 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,017 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,018 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,018 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,018 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,018 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,018 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,018 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,020 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,020 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:39:49,021 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,021 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,021 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 21:39:49,022 WARN L623 FunctionHandler]: Unknown extern function gigaset_initcs [2022-12-13 21:39:49,022 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-12-13 21:39:49,024 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,025 WARN L623 FunctionHandler]: Unknown extern function gigaset_start [2022-12-13 21:39:49,025 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,025 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-12-13 21:39:49,025 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-12-13 21:39:49,026 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 21:39:49,027 WARN L623 FunctionHandler]: Unknown extern function gigaset_stop [2022-12-13 21:39:49,027 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,027 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-12-13 21:39:49,027 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-12-13 21:39:49,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,029 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 21:39:49,030 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 21:39:49,030 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 21:39:49,030 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:39:49,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,031 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,031 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,032 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,032 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,032 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,033 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 21:39:49,034 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 21:39:49,034 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 21:39:49,034 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:39:49,035 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,035 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,035 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,036 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,037 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,041 WARN L623 FunctionHandler]: Unknown extern function gigaset_initdriver [2022-12-13 21:39:49,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,043 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-12-13 21:39:49,047 WARN L623 FunctionHandler]: Unknown extern function gigaset_blockdriver [2022-12-13 21:39:49,048 WARN L623 FunctionHandler]: Unknown extern function gigaset_shutdown [2022-12-13 21:39:49,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,049 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:39:49,049 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,050 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:39:49,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,050 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:39:49,051 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-12-13 21:39:49,083 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 21:39:49,086 WARN L623 FunctionHandler]: Unknown extern function ldv_release_6 [2022-12-13 21:39:49,086 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_6 [2022-12-13 21:39:49,088 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 21:39:49,089 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,090 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,090 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,090 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 21:39:49,091 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,092 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,093 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,093 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,094 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,094 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,095 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,095 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,096 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,096 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,098 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,098 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,098 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,099 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,099 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 21:39:49,099 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,099 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,100 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,100 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,100 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 21:39:49,101 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:39:49,101 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:39:49,190 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:39:49,232 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,248 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,261 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,270 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,272 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,285 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,293 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,298 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,303 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 21:39:49,308 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,308 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,308 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,309 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,309 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,309 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,310 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,310 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-12-13 21:39:49,315 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,316 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,332 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 21:39:49,333 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-12-13 21:39:49,338 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,339 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-12-13 21:39:49,339 WARN L623 FunctionHandler]: Unknown extern function gigaset_handle_modem_response [2022-12-13 21:39:49,340 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,341 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,341 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-12-13 21:39:49,341 WARN L623 FunctionHandler]: Unknown extern function gigaset_if_receive [2022-12-13 21:39:49,342 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,342 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 21:39:49,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,343 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,344 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,345 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,345 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 21:39:49,345 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,352 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_2973ff78-7b64-42c4-877f-9d8aa11bbf05/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[378939,378952] [2022-12-13 21:39:49,383 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 21:39:49,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:39:49,517 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:39:49,601 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 21:39:49,603 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:39:49,604 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-13 21:39:49,604 WARN L623 FunctionHandler]: Unknown extern function __tasklet_hi_schedule [2022-12-13 21:39:49,605 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-12-13 21:39:49,605 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-12-13 21:39:49,609 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-12-13 21:39:49,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,627 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-12-13 21:39:49,628 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:49,630 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,633 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,633 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,633 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,636 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:49,637 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,637 WARN L623 FunctionHandler]: Unknown extern function gigaset_fill_inbuf [2022-12-13 21:39:49,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,650 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,651 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,653 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,654 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,654 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,655 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,657 WARN L623 FunctionHandler]: Unknown extern function usb_clear_halt [2022-12-13 21:39:49,657 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,658 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,658 WARN L623 FunctionHandler]: Unknown extern function usb_lock_device_for_reset [2022-12-13 21:39:49,658 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-12-13 21:39:49,660 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,661 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:49,661 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,662 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,662 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:49,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,666 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,666 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,667 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,670 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,671 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,671 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,671 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,672 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,672 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,673 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,673 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,674 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,674 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:49,674 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,676 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,678 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,681 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,684 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,698 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:39:49,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,701 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-12-13 21:39:49,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,708 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,711 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,715 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,717 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,719 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,720 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,720 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,721 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-12-13 21:39:49,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,722 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-12-13 21:39:49,722 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_sent [2022-12-13 21:39:49,722 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-12-13 21:39:49,728 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,729 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,730 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,731 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,732 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,732 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,733 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,733 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,734 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,736 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,740 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,740 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,740 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,741 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,741 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,741 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,741 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,742 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-12-13 21:39:49,742 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,742 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:49,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,744 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,745 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,745 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,746 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:49,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,748 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,750 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,752 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,755 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,755 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,756 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,759 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,760 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,761 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,763 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 21:39:49,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,765 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,765 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,765 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,766 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,768 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,771 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,772 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,772 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,776 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-12-13 21:39:49,777 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-13 21:39:49,777 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,778 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,781 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,781 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,782 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,784 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,785 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,787 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 21:39:49,787 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-13 21:39:49,787 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,787 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,789 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,791 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,792 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,792 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 21:39:49,792 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,796 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-13 21:39:49,797 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,797 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,798 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,815 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,816 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,817 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 21:39:49,817 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 21:39:49,817 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 21:39:49,818 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 21:39:49,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,821 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,822 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,825 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,826 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,829 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,830 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,830 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,830 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,830 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,831 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,831 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,831 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:39:49,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,833 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,833 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:39:49,833 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,834 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,834 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 21:39:49,834 WARN L623 FunctionHandler]: Unknown extern function gigaset_initcs [2022-12-13 21:39:49,836 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-12-13 21:39:49,841 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,841 WARN L623 FunctionHandler]: Unknown extern function gigaset_start [2022-12-13 21:39:49,842 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,842 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-12-13 21:39:49,842 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-12-13 21:39:49,844 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 21:39:49,845 WARN L623 FunctionHandler]: Unknown extern function gigaset_stop [2022-12-13 21:39:49,845 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 21:39:49,845 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-12-13 21:39:49,846 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-12-13 21:39:49,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,848 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 21:39:49,849 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 21:39:49,850 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 21:39:49,850 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:39:49,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,851 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,851 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,851 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,851 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,852 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,853 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 21:39:49,853 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 21:39:49,854 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 21:39:49,854 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 21:39:49,854 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,854 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:39:49,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,858 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 21:39:49,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,860 WARN L623 FunctionHandler]: Unknown extern function gigaset_initdriver [2022-12-13 21:39:49,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,861 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-12-13 21:39:49,862 WARN L623 FunctionHandler]: Unknown extern function gigaset_blockdriver [2022-12-13 21:39:49,862 WARN L623 FunctionHandler]: Unknown extern function gigaset_shutdown [2022-12-13 21:39:49,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,864 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:39:49,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,865 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:39:49,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,866 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:39:49,866 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-12-13 21:39:49,882 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 21:39:49,885 WARN L623 FunctionHandler]: Unknown extern function ldv_release_6 [2022-12-13 21:39:49,886 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_6 [2022-12-13 21:39:49,888 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-13 21:39:49,889 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,889 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,889 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,890 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 21:39:49,890 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,892 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,892 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,892 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,893 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,893 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,894 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,894 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-13 21:39:49,895 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,895 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 21:39:49,896 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,897 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,897 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,897 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,898 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 21:39:49,898 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,898 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,898 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,899 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 21:39:49,899 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 21:39:49,899 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:39:49,900 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:39:49,902 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:39:49,906 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,907 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,914 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,922 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,926 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,927 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,928 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-12-13 21:39:49,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,931 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,931 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,931 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,932 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,932 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,933 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-12-13 21:39:49,934 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-12-13 21:39:49,935 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-12-13 21:39:49,944 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 21:39:49,946 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-12-13 21:39:49,948 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-13 21:39:49,949 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-12-13 21:39:49,949 WARN L623 FunctionHandler]: Unknown extern function gigaset_handle_modem_response [2022-12-13 21:39:49,952 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,952 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,953 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-12-13 21:39:49,953 WARN L623 FunctionHandler]: Unknown extern function gigaset_if_receive [2022-12-13 21:39:49,955 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,956 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-12-13 21:39:49,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:39:49,957 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,957 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,958 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 21:39:49,958 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-13 21:39:49,958 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-13 21:39:49,960 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_2973ff78-7b64-42c4-877f-9d8aa11bbf05/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i[378939,378952] [2022-12-13 21:39:49,961 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-13 21:39:49,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:39:50,091 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:39:50,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50 WrapperNode [2022-12-13 21:39:50,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:39:50,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:39:50,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:39:50,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:39:50,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,268 INFO L138 Inliner]: procedures = 341, calls = 3956, calls flagged for inlining = 136, calls inlined = 92, statements flattened = 5415 [2022-12-13 21:39:50,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:39:50,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:39:50,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:39:50,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:39:50,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,403 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:39:50,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:39:50,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:39:50,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:39:50,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (1/1) ... [2022-12-13 21:39:50,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:39:50,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:39:50,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:39:50,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2973ff78-7b64-42c4-877f-9d8aa11bbf05/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 21:39:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-12-13 21:39:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2022-12-13 21:39:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2022-12-13 21:39:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2022-12-13 21:39:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2022-12-13 21:39:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2022-12-13 21:39:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2022-12-13 21:39:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2022-12-13 21:39:50,497 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2022-12-13 21:39:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2022-12-13 21:39:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2022-12-13 21:39:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2022-12-13 21:39:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-12-13 21:39:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-13 21:39:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-13 21:39:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-12-13 21:39:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-12-13 21:39:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2022-12-13 21:39:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2022-12-13 21:39:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 21:39:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 21:39:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:39:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:39:50,979 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:39:50,982 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:39:51,220 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 21:39:55,551 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:39:55,563 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:39:55,563 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 21:39:55,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:39:55 BoogieIcfgContainer [2022-12-13 21:39:55,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:39:55,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:39:55,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:39:55,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:39:55,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:39:47" (1/3) ... [2022-12-13 21:39:55,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@596379da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:39:55, skipping insertion in model container [2022-12-13 21:39:55,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:39:50" (2/3) ... [2022-12-13 21:39:55,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@596379da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:39:55, skipping insertion in model container [2022-12-13 21:39:55,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:39:55" (3/3) ... [2022-12-13 21:39:55,572 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-12-13 21:39:55,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:39:55,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 21:39:55,644 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:39:55,649 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;@233f2813, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:39:55,649 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 21:39:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 1572 states, 1086 states have (on average 1.358195211786372) internal successors, (1475), 1130 states have internal predecessors, (1475), 396 states have call successors, (396), 89 states have call predecessors, (396), 88 states have return successors, (387), 368 states have call predecessors, (387), 387 states have call successors, (387) [2022-12-13 21:39:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-13 21:39:55,671 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:39:55,672 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:39:55,672 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:39:55,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:39:55,676 INFO L85 PathProgramCache]: Analyzing trace with hash -979395188, now seen corresponding path program 1 times [2022-12-13 21:39:55,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:39:55,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53816494] [2022-12-13 21:39:55,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:39:55,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:39:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:39:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:39:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:39:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:39:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:39:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:39:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:39:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:39:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:39:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:39:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:39:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:39:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:39:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:39:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:39:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:39:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:39:56,663 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-12-13 21:39:56,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:39:56,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53816494] [2022-12-13 21:39:56,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53816494] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:39:56,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:39:56,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:39:56,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903951038] [2022-12-13 21:39:56,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:39:56,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:39:56,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:39:56,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:39:56,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:39:56,696 INFO L87 Difference]: Start difference. First operand has 1572 states, 1086 states have (on average 1.358195211786372) internal successors, (1475), 1130 states have internal predecessors, (1475), 396 states have call successors, (396), 89 states have call predecessors, (396), 88 states have return successors, (387), 368 states have call predecessors, (387), 387 states have call successors, (387) Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-12-13 21:40:04,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:40:04,786 INFO L93 Difference]: Finished difference Result 4427 states and 6591 transitions. [2022-12-13 21:40:04,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:40:04,788 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 163 [2022-12-13 21:40:04,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:40:04,810 INFO L225 Difference]: With dead ends: 4427 [2022-12-13 21:40:04,810 INFO L226 Difference]: Without dead ends: 2739 [2022-12-13 21:40:04,819 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:40:04,821 INFO L413 NwaCegarLoop]: 1971 mSDtfsCounter, 2879 mSDsluCounter, 4553 mSDsCounter, 0 mSdLazyCounter, 3488 mSolverCounterSat, 1706 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3040 SdHoareTripleChecker+Valid, 6524 SdHoareTripleChecker+Invalid, 5194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1706 IncrementalHoareTripleChecker+Valid, 3488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:40:04,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3040 Valid, 6524 Invalid, 5194 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1706 Valid, 3488 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2022-12-13 21:40:04,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2739 states. [2022-12-13 21:40:04,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2739 to 2448. [2022-12-13 21:40:04,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2448 states, 1705 states have (on average 1.3560117302052785) internal successors, (2312), 1767 states have internal predecessors, (2312), 598 states have call successors, (598), 145 states have call predecessors, (598), 144 states have return successors, (597), 560 states have call predecessors, (597), 597 states have call successors, (597) [2022-12-13 21:40:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3507 transitions. [2022-12-13 21:40:04,966 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3507 transitions. Word has length 163 [2022-12-13 21:40:04,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:40:04,967 INFO L495 AbstractCegarLoop]: Abstraction has 2448 states and 3507 transitions. [2022-12-13 21:40:04,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-12-13 21:40:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3507 transitions. [2022-12-13 21:40:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-12-13 21:40:04,974 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:40:04,974 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:40:04,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 21:40:04,975 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:40:04,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:40:04,976 INFO L85 PathProgramCache]: Analyzing trace with hash 347675526, now seen corresponding path program 1 times [2022-12-13 21:40:04,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:40:04,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315779007] [2022-12-13 21:40:04,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:40:04,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:40:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:40:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:40:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:40:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:40:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:40:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:40:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:40:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:40:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:40:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:40:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:40:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:05,589 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-12-13 21:40:05,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:40:05,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315779007] [2022-12-13 21:40:05,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315779007] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:40:05,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:40:05,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:40:05,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014764008] [2022-12-13 21:40:05,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:40:05,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:40:05,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:40:05,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:40:05,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:40:05,592 INFO L87 Difference]: Start difference. First operand 2448 states and 3507 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 21:40:12,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:40:12,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:40:12,441 INFO L93 Difference]: Finished difference Result 7071 states and 10254 transitions. [2022-12-13 21:40:12,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:40:12,442 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 164 [2022-12-13 21:40:12,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:40:12,462 INFO L225 Difference]: With dead ends: 7071 [2022-12-13 21:40:12,463 INFO L226 Difference]: Without dead ends: 4660 [2022-12-13 21:40:12,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:40:12,470 INFO L413 NwaCegarLoop]: 1955 mSDtfsCounter, 4028 mSDsluCounter, 2535 mSDsCounter, 0 mSdLazyCounter, 2156 mSolverCounterSat, 2601 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4194 SdHoareTripleChecker+Valid, 4490 SdHoareTripleChecker+Invalid, 4758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2601 IncrementalHoareTripleChecker+Valid, 2156 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-12-13 21:40:12,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4194 Valid, 4490 Invalid, 4758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2601 Valid, 2156 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-12-13 21:40:12,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4660 states. [2022-12-13 21:40:12,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4660 to 4132. [2022-12-13 21:40:12,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4132 states, 2891 states have (on average 1.3718436527153235) internal successors, (3966), 3015 states have internal predecessors, (3966), 988 states have call successors, (988), 253 states have call predecessors, (988), 252 states have return successors, (987), 913 states have call predecessors, (987), 987 states have call successors, (987) [2022-12-13 21:40:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 4132 states and 5941 transitions. [2022-12-13 21:40:12,603 INFO L78 Accepts]: Start accepts. Automaton has 4132 states and 5941 transitions. Word has length 164 [2022-12-13 21:40:12,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:40:12,604 INFO L495 AbstractCegarLoop]: Abstraction has 4132 states and 5941 transitions. [2022-12-13 21:40:12,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 21:40:12,604 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 5941 transitions. [2022-12-13 21:40:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-13 21:40:12,606 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:40:12,606 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:40:12,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 21:40:12,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:40:12,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:40:12,606 INFO L85 PathProgramCache]: Analyzing trace with hash -260407121, now seen corresponding path program 1 times [2022-12-13 21:40:12,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:40:12,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068750341] [2022-12-13 21:40:12,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:40:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:40:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:12,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:40:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:40:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:40:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:40:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:40:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:40:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:40:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:40:13,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:40:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:40:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:40:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-12-13 21:40:13,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:40:13,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068750341] [2022-12-13 21:40:13,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068750341] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:40:13,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:40:13,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:40:13,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828574995] [2022-12-13 21:40:13,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:40:13,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:40:13,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:40:13,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:40:13,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:40:13,223 INFO L87 Difference]: Start difference. First operand 4132 states and 5941 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 21:40:16,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:40:16,868 INFO L93 Difference]: Finished difference Result 5178 states and 7488 transitions. [2022-12-13 21:40:16,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:40:16,869 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 169 [2022-12-13 21:40:16,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:40:16,890 INFO L225 Difference]: With dead ends: 5178 [2022-12-13 21:40:16,890 INFO L226 Difference]: Without dead ends: 5175 [2022-12-13 21:40:16,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:40:16,893 INFO L413 NwaCegarLoop]: 1739 mSDtfsCounter, 3288 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 1682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3461 SdHoareTripleChecker+Valid, 3046 SdHoareTripleChecker+Invalid, 3068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1682 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:40:16,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3461 Valid, 3046 Invalid, 3068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1682 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-12-13 21:40:16,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5175 states. [2022-12-13 21:40:17,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5175 to 4592. [2022-12-13 21:40:17,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4592 states, 3243 states have (on average 1.3808202281837805) internal successors, (4478), 3373 states have internal predecessors, (4478), 1038 states have call successors, (1038), 319 states have call predecessors, (1038), 310 states have return successors, (1039), 953 states have call predecessors, (1039), 1037 states have call successors, (1039) [2022-12-13 21:40:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4592 states and 6555 transitions. [2022-12-13 21:40:17,058 INFO L78 Accepts]: Start accepts. Automaton has 4592 states and 6555 transitions. Word has length 169 [2022-12-13 21:40:17,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:40:17,059 INFO L495 AbstractCegarLoop]: Abstraction has 4592 states and 6555 transitions. [2022-12-13 21:40:17,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 21:40:17,060 INFO L276 IsEmpty]: Start isEmpty. Operand 4592 states and 6555 transitions. [2022-12-13 21:40:17,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-12-13 21:40:17,064 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:40:17,064 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:40:17,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 21:40:17,064 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:40:17,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:40:17,065 INFO L85 PathProgramCache]: Analyzing trace with hash 754550718, now seen corresponding path program 1 times [2022-12-13 21:40:17,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:40:17,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833194928] [2022-12-13 21:40:17,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:40:17,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:40:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:40:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:40:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:40:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:40:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:40:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:40:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:40:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:40:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:40:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:40:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-12-13 21:40:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-12-13 21:40:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 21:40:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 21:40:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-12-13 21:40:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 21:40:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-13 21:40:17,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:40:17,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833194928] [2022-12-13 21:40:17,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833194928] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:40:17,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:40:17,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 21:40:17,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518216187] [2022-12-13 21:40:17,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:40:17,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 21:40:17,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:40:17,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:40:17,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:40:17,906 INFO L87 Difference]: Start difference. First operand 4592 states and 6555 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:40:26,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:40:26,179 INFO L93 Difference]: Finished difference Result 10184 states and 14745 transitions. [2022-12-13 21:40:26,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:40:26,180 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 212 [2022-12-13 21:40:26,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:40:26,197 INFO L225 Difference]: With dead ends: 10184 [2022-12-13 21:40:26,197 INFO L226 Difference]: Without dead ends: 5639 [2022-12-13 21:40:26,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2022-12-13 21:40:26,207 INFO L413 NwaCegarLoop]: 1284 mSDtfsCounter, 5957 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 3879 mSolverCounterSat, 3852 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6181 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 7731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3852 IncrementalHoareTripleChecker+Valid, 3879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-12-13 21:40:26,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6181 Valid, 4459 Invalid, 7731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3852 Valid, 3879 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2022-12-13 21:40:26,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5639 states. [2022-12-13 21:40:26,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5639 to 4596. [2022-12-13 21:40:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4596 states, 3248 states have (on average 1.3777709359605912) internal successors, (4475), 3376 states have internal predecessors, (4475), 1034 states have call successors, (1034), 320 states have call predecessors, (1034), 313 states have return successors, (1037), 953 states have call predecessors, (1037), 1033 states have call successors, (1037) [2022-12-13 21:40:26,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 4596 states and 6546 transitions. [2022-12-13 21:40:26,397 INFO L78 Accepts]: Start accepts. Automaton has 4596 states and 6546 transitions. Word has length 212 [2022-12-13 21:40:26,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:40:26,398 INFO L495 AbstractCegarLoop]: Abstraction has 4596 states and 6546 transitions. [2022-12-13 21:40:26,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:40:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 4596 states and 6546 transitions. [2022-12-13 21:40:26,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-12-13 21:40:26,401 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:40:26,401 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:40:26,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 21:40:26,401 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:40:26,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:40:26,402 INFO L85 PathProgramCache]: Analyzing trace with hash -377930686, now seen corresponding path program 1 times [2022-12-13 21:40:26,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:40:26,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367641589] [2022-12-13 21:40:26,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:40:26,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:40:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:40:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:40:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:40:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:40:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:40:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:40:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:40:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:26,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:40:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:40:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:40:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-12-13 21:40:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-12-13 21:40:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-12-13 21:40:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 21:40:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 21:40:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-12-13 21:40:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-12-13 21:40:27,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:40:27,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367641589] [2022-12-13 21:40:27,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367641589] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:40:27,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:40:27,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:40:27,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918647099] [2022-12-13 21:40:27,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:40:27,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:40:27,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:40:27,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:40:27,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:40:27,135 INFO L87 Difference]: Start difference. First operand 4596 states and 6546 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:40:36,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:40:37,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:40:42,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:40:43,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:40:45,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:40:45,179 INFO L93 Difference]: Finished difference Result 25166 states and 37235 transitions. [2022-12-13 21:40:45,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-12-13 21:40:45,179 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 210 [2022-12-13 21:40:45,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:40:45,246 INFO L225 Difference]: With dead ends: 25166 [2022-12-13 21:40:45,246 INFO L226 Difference]: Without dead ends: 20621 [2022-12-13 21:40:45,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2022-12-13 21:40:45,264 INFO L413 NwaCegarLoop]: 2077 mSDtfsCounter, 10019 mSDsluCounter, 6470 mSDsCounter, 0 mSdLazyCounter, 11203 mSolverCounterSat, 5084 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10707 SdHoareTripleChecker+Valid, 8547 SdHoareTripleChecker+Invalid, 16287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5084 IncrementalHoareTripleChecker+Valid, 11203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:40:45,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10707 Valid, 8547 Invalid, 16287 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5084 Valid, 11203 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2022-12-13 21:40:45,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20621 states. [2022-12-13 21:40:46,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20621 to 18288. [2022-12-13 21:40:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18288 states, 12920 states have (on average 1.3745356037151704) internal successors, (17759), 13450 states have internal predecessors, (17759), 4096 states have call successors, (4096), 1262 states have call predecessors, (4096), 1271 states have return successors, (4729), 3803 states have call predecessors, (4729), 4095 states have call successors, (4729) [2022-12-13 21:40:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18288 states to 18288 states and 26584 transitions. [2022-12-13 21:40:46,074 INFO L78 Accepts]: Start accepts. Automaton has 18288 states and 26584 transitions. Word has length 210 [2022-12-13 21:40:46,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:40:46,074 INFO L495 AbstractCegarLoop]: Abstraction has 18288 states and 26584 transitions. [2022-12-13 21:40:46,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:40:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 18288 states and 26584 transitions. [2022-12-13 21:40:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-13 21:40:46,078 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:40:46,078 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:40:46,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 21:40:46,079 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:40:46,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:40:46,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1401647003, now seen corresponding path program 1 times [2022-12-13 21:40:46,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:40:46,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622547597] [2022-12-13 21:40:46,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:40:46,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:40:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:40:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:40:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:40:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:40:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:40:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:40:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:40:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:40:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:40:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:40:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-12-13 21:40:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:40:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:40:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 21:40:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 21:40:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:40:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-12-13 21:40:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:46,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 21:40:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:40:47,001 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-12-13 21:40:47,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:40:47,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622547597] [2022-12-13 21:40:47,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622547597] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:40:47,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:40:47,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:40:47,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138430735] [2022-12-13 21:40:47,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:40:47,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:40:47,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:40:47,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:40:47,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:40:47,003 INFO L87 Difference]: Start difference. First operand 18288 states and 26584 transitions. Second operand has 10 states, 10 states have (on average 7.6) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:40:58,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:41:04,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:41:04,848 INFO L93 Difference]: Finished difference Result 100290 states and 151333 transitions. [2022-12-13 21:41:04,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-12-13 21:41:04,849 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 211 [2022-12-13 21:41:04,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:41:05,162 INFO L225 Difference]: With dead ends: 100290 [2022-12-13 21:41:05,162 INFO L226 Difference]: Without dead ends: 82053 [2022-12-13 21:41:05,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2022-12-13 21:41:05,243 INFO L413 NwaCegarLoop]: 2075 mSDtfsCounter, 10396 mSDsluCounter, 6274 mSDsCounter, 0 mSdLazyCounter, 10561 mSolverCounterSat, 6900 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11089 SdHoareTripleChecker+Valid, 8349 SdHoareTripleChecker+Invalid, 17462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6900 IncrementalHoareTripleChecker+Valid, 10561 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:41:05,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11089 Valid, 8349 Invalid, 17462 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6900 Valid, 10561 Invalid, 1 Unknown, 0 Unchecked, 13.9s Time] [2022-12-13 21:41:05,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82053 states. [2022-12-13 21:41:08,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82053 to 73052. [2022-12-13 21:41:08,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73052 states, 51604 states have (on average 1.371812262615301) internal successors, (70791), 53758 states have internal predecessors, (70791), 16312 states have call successors, (16312), 5030 states have call predecessors, (16312), 5135 states have return successors, (21573), 15175 states have call predecessors, (21573), 16311 states have call successors, (21573) [2022-12-13 21:41:08,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73052 states to 73052 states and 108676 transitions. [2022-12-13 21:41:08,924 INFO L78 Accepts]: Start accepts. Automaton has 73052 states and 108676 transitions. Word has length 211 [2022-12-13 21:41:08,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:41:08,925 INFO L495 AbstractCegarLoop]: Abstraction has 73052 states and 108676 transitions. [2022-12-13 21:41:08,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:41:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 73052 states and 108676 transitions. [2022-12-13 21:41:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-12-13 21:41:08,929 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:41:08,929 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:41:08,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 21:41:08,929 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:41:08,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:41:08,930 INFO L85 PathProgramCache]: Analyzing trace with hash -2141224150, now seen corresponding path program 1 times [2022-12-13 21:41:08,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:41:08,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785852518] [2022-12-13 21:41:08,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:41:08,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:41:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:41:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:41:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:41:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:41:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:41:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:41:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:41:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:41:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:41:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:41:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:41:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:41:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:41:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:41:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:41:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-12-13 21:41:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:41:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:41:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-12-13 21:41:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 21:41:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 21:41:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-12-13 21:41:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-12-13 21:41:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:41:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-12-13 21:41:09,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:41:09,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785852518] [2022-12-13 21:41:09,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785852518] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:41:09,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:41:09,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:41:09,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333713564] [2022-12-13 21:41:09,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:41:09,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:41:09,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:41:09,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:41:09,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:41:09,596 INFO L87 Difference]: Start difference. First operand 73052 states and 108676 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:41:34,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:41:36,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:41:44,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:41:44,452 INFO L93 Difference]: Finished difference Result 400334 states and 618453 transitions. [2022-12-13 21:41:44,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-12-13 21:41:44,453 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 212 [2022-12-13 21:41:44,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:41:45,972 INFO L225 Difference]: With dead ends: 400334 [2022-12-13 21:41:45,973 INFO L226 Difference]: Without dead ends: 327333 [2022-12-13 21:41:46,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2022-12-13 21:41:46,320 INFO L413 NwaCegarLoop]: 2087 mSDtfsCounter, 10315 mSDsluCounter, 8110 mSDsCounter, 0 mSdLazyCounter, 13083 mSolverCounterSat, 6323 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11005 SdHoareTripleChecker+Valid, 10197 SdHoareTripleChecker+Invalid, 19407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6323 IncrementalHoareTripleChecker+Valid, 13083 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:41:46,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11005 Valid, 10197 Invalid, 19407 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6323 Valid, 13083 Invalid, 1 Unknown, 0 Unchecked, 20.2s Time] [2022-12-13 21:41:46,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327333 states. [2022-12-13 21:42:00,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327333 to 292612. [2022-12-13 21:42:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292612 states, 206768 states have (on average 1.369259266424205) internal successors, (283119), 215350 states have internal predecessors, (283119), 65140 states have call successors, (65140), 20102 states have call predecessors, (65140), 20703 states have return successors, (98469), 60791 states have call predecessors, (98469), 65139 states have call successors, (98469) [2022-12-13 21:42:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292612 states to 292612 states and 446728 transitions. [2022-12-13 21:42:01,811 INFO L78 Accepts]: Start accepts. Automaton has 292612 states and 446728 transitions. Word has length 212 [2022-12-13 21:42:01,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:42:01,811 INFO L495 AbstractCegarLoop]: Abstraction has 292612 states and 446728 transitions. [2022-12-13 21:42:01,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:42:01,811 INFO L276 IsEmpty]: Start isEmpty. Operand 292612 states and 446728 transitions. [2022-12-13 21:42:01,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-13 21:42:01,814 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:42:01,814 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:42:01,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 21:42:01,815 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:42:01,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:42:01,815 INFO L85 PathProgramCache]: Analyzing trace with hash -24570558, now seen corresponding path program 1 times [2022-12-13 21:42:01,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:42:01,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542436960] [2022-12-13 21:42:01,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:42:01,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:42:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:42:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:42:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:42:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:42:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:42:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:42:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:42:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:42:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:42:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:42:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-12-13 21:42:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-12-13 21:42:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 21:42:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 21:42:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-12-13 21:42:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 21:42:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:02,477 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-13 21:42:02,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:42:02,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542436960] [2022-12-13 21:42:02,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542436960] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:42:02,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:42:02,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 21:42:02,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574936073] [2022-12-13 21:42:02,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:42:02,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 21:42:02,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:42:02,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:42:02,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:42:02,478 INFO L87 Difference]: Start difference. First operand 292612 states and 446728 transitions. Second operand has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:42:15,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:42:30,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:42:30,663 INFO L93 Difference]: Finished difference Result 646605 states and 1002177 transitions. [2022-12-13 21:42:30,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:42:30,664 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 211 [2022-12-13 21:42:30,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:42:32,539 INFO L225 Difference]: With dead ends: 646605 [2022-12-13 21:42:32,539 INFO L226 Difference]: Without dead ends: 354044 [2022-12-13 21:42:33,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2022-12-13 21:42:33,419 INFO L413 NwaCegarLoop]: 1289 mSDtfsCounter, 5559 mSDsluCounter, 3686 mSDsCounter, 0 mSdLazyCounter, 4346 mSolverCounterSat, 3339 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5779 SdHoareTripleChecker+Valid, 4975 SdHoareTripleChecker+Invalid, 7685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3339 IncrementalHoareTripleChecker+Valid, 4346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:42:33,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5779 Valid, 4975 Invalid, 7685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3339 Valid, 4346 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2022-12-13 21:42:33,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354044 states. [2022-12-13 21:42:48,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354044 to 296552. [2022-12-13 21:42:48,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296552 states, 209296 states have (on average 1.3644742374436205) internal successors, (285579), 218066 states have internal predecessors, (285579), 65328 states have call successors, (65328), 20102 states have call predecessors, (65328), 21927 states have return successors, (103160), 62163 states have call predecessors, (103160), 65327 states have call successors, (103160) [2022-12-13 21:42:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296552 states to 296552 states and 454067 transitions. [2022-12-13 21:42:50,336 INFO L78 Accepts]: Start accepts. Automaton has 296552 states and 454067 transitions. Word has length 211 [2022-12-13 21:42:50,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:42:50,336 INFO L495 AbstractCegarLoop]: Abstraction has 296552 states and 454067 transitions. [2022-12-13 21:42:50,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:42:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 296552 states and 454067 transitions. [2022-12-13 21:42:50,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-12-13 21:42:50,339 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:42:50,340 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:42:50,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 21:42:50,340 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:42:50,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:42:50,340 INFO L85 PathProgramCache]: Analyzing trace with hash 3084038, now seen corresponding path program 1 times [2022-12-13 21:42:50,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:42:50,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261411258] [2022-12-13 21:42:50,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:42:50,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:42:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:42:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:42:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:42:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:42:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:42:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:42:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:42:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:42:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:42:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:42:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-12-13 21:42:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:50,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-12-13 21:42:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:42:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:42:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-12-13 21:42:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-12-13 21:42:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:42:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-12-13 21:42:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:42:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-13 21:42:51,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:42:51,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261411258] [2022-12-13 21:42:51,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261411258] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:42:51,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:42:51,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 21:42:51,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466632336] [2022-12-13 21:42:51,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:42:51,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 21:42:51,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:42:51,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:42:51,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:42:51,039 INFO L87 Difference]: Start difference. First operand 296552 states and 454067 transitions. Second operand has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:43:00,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:43:01,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:43:03,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:43:05,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:43:23,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:43:23,608 INFO L93 Difference]: Finished difference Result 650289 states and 1006652 transitions. [2022-12-13 21:43:23,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:43:23,609 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 214 [2022-12-13 21:43:23,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:43:25,653 INFO L225 Difference]: With dead ends: 650289 [2022-12-13 21:43:25,653 INFO L226 Difference]: Without dead ends: 353788 [2022-12-13 21:43:26,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2022-12-13 21:43:26,651 INFO L413 NwaCegarLoop]: 1282 mSDtfsCounter, 5972 mSDsluCounter, 2954 mSDsCounter, 0 mSdLazyCounter, 3522 mSolverCounterSat, 3880 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6191 SdHoareTripleChecker+Valid, 4236 SdHoareTripleChecker+Invalid, 7403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3880 IncrementalHoareTripleChecker+Valid, 3522 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-12-13 21:43:26,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6191 Valid, 4236 Invalid, 7403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3880 Valid, 3522 Invalid, 1 Unknown, 0 Unchecked, 11.9s Time] [2022-12-13 21:43:26,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353788 states. [2022-12-13 21:43:43,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353788 to 296296. [2022-12-13 21:43:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296296 states, 209296 states have (on average 1.3632510893662564) internal successors, (285323), 217810 states have internal predecessors, (285323), 65072 states have call successors, (65072), 20102 states have call predecessors, (65072), 21927 states have return successors, (101456), 62163 states have call predecessors, (101456), 65071 states have call successors, (101456) [2022-12-13 21:43:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296296 states to 296296 states and 451851 transitions. [2022-12-13 21:43:45,508 INFO L78 Accepts]: Start accepts. Automaton has 296296 states and 451851 transitions. Word has length 214 [2022-12-13 21:43:45,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:43:45,509 INFO L495 AbstractCegarLoop]: Abstraction has 296296 states and 451851 transitions. [2022-12-13 21:43:45,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:43:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 296296 states and 451851 transitions. [2022-12-13 21:43:45,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-12-13 21:43:45,511 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:43:45,512 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:43:45,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 21:43:45,512 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:43:45,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:43:45,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1920232822, now seen corresponding path program 1 times [2022-12-13 21:43:45,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:43:45,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343177495] [2022-12-13 21:43:45,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:43:45,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:43:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:43:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:43:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:43:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:43:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:43:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:43:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:43:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:43:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:43:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:43:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:43:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:43:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:43:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:43:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:45,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:43:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 21:43:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-12-13 21:43:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:43:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:43:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-12-13 21:43:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-12-13 21:43:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-12-13 21:43:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-12-13 21:43:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:43:46,071 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-13 21:43:46,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:43:46,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343177495] [2022-12-13 21:43:46,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343177495] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:43:46,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:43:46,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 21:43:46,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837508616] [2022-12-13 21:43:46,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:43:46,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 21:43:46,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:43:46,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 21:43:46,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:43:46,072 INFO L87 Difference]: Start difference. First operand 296296 states and 451851 transitions. Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:43:55,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:43:57,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:44:15,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:44:15,868 INFO L93 Difference]: Finished difference Result 636849 states and 980484 transitions. [2022-12-13 21:44:15,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 21:44:15,869 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 213 [2022-12-13 21:44:15,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:44:17,506 INFO L225 Difference]: With dead ends: 636849 [2022-12-13 21:44:17,506 INFO L226 Difference]: Without dead ends: 340604 [2022-12-13 21:44:18,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2022-12-13 21:44:18,790 INFO L413 NwaCegarLoop]: 1252 mSDtfsCounter, 4758 mSDsluCounter, 2378 mSDsCounter, 0 mSdLazyCounter, 2956 mSolverCounterSat, 3339 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4973 SdHoareTripleChecker+Valid, 3630 SdHoareTripleChecker+Invalid, 6296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3339 IncrementalHoareTripleChecker+Valid, 2956 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-12-13 21:44:18,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4973 Valid, 3630 Invalid, 6296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3339 Valid, 2956 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2022-12-13 21:44:19,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340604 states. [2022-12-13 21:44:34,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340604 to 284880. [2022-12-13 21:44:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284880 states, 202110 states have (on average 1.363302162188907) internal successors, (275537), 209634 states have internal predecessors, (275537), 61488 states have call successors, (61488), 19590 states have call predecessors, (61488), 21281 states have return successors, (93890), 58923 states have call predecessors, (93890), 61487 states have call successors, (93890) [2022-12-13 21:44:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284880 states to 284880 states and 430915 transitions. [2022-12-13 21:44:36,582 INFO L78 Accepts]: Start accepts. Automaton has 284880 states and 430915 transitions. Word has length 213 [2022-12-13 21:44:36,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:44:36,583 INFO L495 AbstractCegarLoop]: Abstraction has 284880 states and 430915 transitions. [2022-12-13 21:44:36,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 5 states have internal predecessors, (80), 2 states have call successors, (26), 8 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:44:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 284880 states and 430915 transitions. [2022-12-13 21:44:36,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-13 21:44:36,586 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:44:36,586 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:44:36,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 21:44:36,586 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 21:44:36,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:44:36,587 INFO L85 PathProgramCache]: Analyzing trace with hash 2104314355, now seen corresponding path program 1 times [2022-12-13 21:44:36,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:44:36,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373969385] [2022-12-13 21:44:36,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:44:36,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:44:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 21:44:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:44:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 21:44:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:44:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-12-13 21:44:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:44:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-12-13 21:44:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:36,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:44:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-12-13 21:44:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:44:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 21:44:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:44:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:44:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-12-13 21:44:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-12-13 21:44:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-12-13 21:44:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:44:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 21:44:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-12-13 21:44:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-12-13 21:44:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-12-13 21:44:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-12-13 21:44:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-12-13 21:44:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:44:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-12-13 21:44:37,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:44:37,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373969385] [2022-12-13 21:44:37,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373969385] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:44:37,127 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:44:37,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-13 21:44:37,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426608820] [2022-12-13 21:44:37,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:44:37,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-13 21:44:37,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:44:37,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-13 21:44:37,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:44:37,129 INFO L87 Difference]: Start difference. First operand 284880 states and 430915 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-13 21:44:59,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:45:01,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:45:03,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:45:39,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:46:19,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:46:19,519 INFO L93 Difference]: Finished difference Result 1537456 states and 2435926 transitions. [2022-12-13 21:46:19,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-12-13 21:46:19,520 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 209 [2022-12-13 21:46:19,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:46:27,460 INFO L225 Difference]: With dead ends: 1537456 [2022-12-13 21:46:27,460 INFO L226 Difference]: Without dead ends: 1252627 [2022-12-13 21:46:30,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2022-12-13 21:46:30,327 INFO L413 NwaCegarLoop]: 2090 mSDtfsCounter, 11264 mSDsluCounter, 7174 mSDsCounter, 0 mSdLazyCounter, 13196 mSolverCounterSat, 6303 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11951 SdHoareTripleChecker+Valid, 9264 SdHoareTripleChecker+Invalid, 19500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6303 IncrementalHoareTripleChecker+Valid, 13196 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:46:30,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11951 Valid, 9264 Invalid, 19500 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6303 Valid, 13196 Invalid, 1 Unknown, 0 Unchecked, 24.3s Time] [2022-12-13 21:46:31,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252627 states.