./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/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_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 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-38b53e6 [2022-11-25 17:25:44,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:25:44,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:25:44,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:25:44,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:25:44,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:25:44,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:25:44,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:25:44,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:25:44,082 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:25:44,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:25:44,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:25:44,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:25:44,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:25:44,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:25:44,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:25:44,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:25:44,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:25:44,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:25:44,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:25:44,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:25:44,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:25:44,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:25:44,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:25:44,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:25:44,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:25:44,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:25:44,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:25:44,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:25:44,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:25:44,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:25:44,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:25:44,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:25:44,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:25:44,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:25:44,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:25:44,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:25:44,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:25:44,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:25:44,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:25:44,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:25:44,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:25:44,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:25:44,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:25:44,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:25:44,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:25:44,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:25:44,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:25:44,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:25:44,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:25:44,202 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:25:44,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:25:44,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:25:44,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:25:44,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:25:44,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:25:44,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:25:44,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:25:44,205 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:25:44,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:25:44,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:25:44,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:25:44,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:25:44,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:25:44,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:25:44,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:25:44,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:25:44,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:25:44,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:25:44,208 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:25:44,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:25:44,209 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:25:44,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:25:44,209 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_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b829e0b1083ca135908ac8582697cf0831b43587b46e1b9cc42429c7a2c7866 [2022-11-25 17:25:44,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:25:44,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:25:44,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:25:44,614 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:25:44,615 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:25:44,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/../../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 [2022-11-25 17:25:47,729 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:25:48,400 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:25:48,401 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/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 [2022-11-25 17:25:48,461 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/data/41aa96494/f42e62a029fb4a888ab3782ff1b89139/FLAGd4a9e3852 [2022-11-25 17:25:48,480 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/data/41aa96494/f42e62a029fb4a888ab3782ff1b89139 [2022-11-25 17:25:48,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:25:48,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:25:48,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:25:48,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:25:48,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:25:48,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:48" (1/1) ... [2022-11-25 17:25:48,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc07a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:48, skipping insertion in model container [2022-11-25 17:25:48,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:25:48" (1/1) ... [2022-11-25 17:25:48,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:25:48,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:25:49,673 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:25:50,177 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:25:50,274 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 17:25:50,285 WARN L623 FunctionHandler]: Unknown extern function __tasklet_hi_schedule [2022-11-25 17:25:50,306 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 17:25:50,408 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-11-25 17:25:50,417 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-11-25 17:25:50,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,728 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,768 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-11-25 17:25:50,779 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:50,799 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,829 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:50,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,832 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:50,849 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:50,853 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,854 WARN L623 FunctionHandler]: Unknown extern function gigaset_fill_inbuf [2022-11-25 17:25:50,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,864 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,865 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:50,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,868 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,869 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:50,872 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,880 WARN L623 FunctionHandler]: Unknown extern function usb_clear_halt [2022-11-25 17:25:50,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,882 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,882 WARN L623 FunctionHandler]: Unknown extern function usb_lock_device_for_reset [2022-11-25 17:25:50,883 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 17:25:50,890 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,891 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:50,892 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,893 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,894 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:50,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,904 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,905 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,914 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,915 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,916 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,917 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:50,918 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,919 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:50,921 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:50,922 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,922 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:50,923 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:50,924 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,932 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,939 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,947 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,963 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-11-25 17:25:50,965 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,965 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-11-25 17:25:50,967 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,975 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,977 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,978 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,980 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:50,989 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:50,991 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,030 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,031 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,032 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,034 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-11-25 17:25:51,035 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,038 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 17:25:51,040 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_sent [2022-11-25 17:25:51,041 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-11-25 17:25:51,049 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,064 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,065 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,072 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,073 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,074 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,075 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,076 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,078 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,079 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,087 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,088 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,089 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,089 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,090 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,091 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,092 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,092 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,093 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:51,093 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,094 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:51,103 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,108 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,109 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:51,111 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,113 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:51,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,117 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,126 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,136 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,137 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:51,140 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,141 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,155 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,178 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,185 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:51,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,188 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,191 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,192 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,195 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:51,203 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,208 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,209 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,213 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,225 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-11-25 17:25:51,226 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:25:51,228 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,230 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,232 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,264 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,265 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,265 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,266 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,266 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,267 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 17:25:51,268 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 17:25:51,272 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,273 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,280 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:51,282 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,283 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,285 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 17:25:51,285 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:51,287 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 17:25:51,299 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:51,300 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:51,306 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,306 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,314 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,314 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,315 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:51,316 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 17:25:51,317 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:25:51,317 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:25:51,324 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,326 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,327 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,329 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,330 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,332 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,332 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,334 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,335 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,336 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,336 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,337 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,337 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:51,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,340 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,341 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:25:51,342 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,342 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,346 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:25:51,346 WARN L623 FunctionHandler]: Unknown extern function gigaset_initcs [2022-11-25 17:25:51,347 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 17:25:51,353 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,355 WARN L623 FunctionHandler]: Unknown extern function gigaset_start [2022-11-25 17:25:51,356 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,357 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 17:25:51,357 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-11-25 17:25:51,358 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:25:51,359 WARN L623 FunctionHandler]: Unknown extern function gigaset_stop [2022-11-25 17:25:51,360 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:51,361 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 17:25:51,362 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-11-25 17:25:51,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,365 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 17:25:51,366 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 17:25:51,367 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 17:25:51,368 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 17:25:51,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,371 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,372 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,372 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,373 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,374 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,375 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 17:25:51,376 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 17:25:51,378 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 17:25:51,378 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 17:25:51,379 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,379 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:51,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,386 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:51,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,395 WARN L623 FunctionHandler]: Unknown extern function gigaset_initdriver [2022-11-25 17:25:51,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,399 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-11-25 17:25:51,404 WARN L623 FunctionHandler]: Unknown extern function gigaset_blockdriver [2022-11-25 17:25:51,405 WARN L623 FunctionHandler]: Unknown extern function gigaset_shutdown [2022-11-25 17:25:51,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,407 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:25:51,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,409 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:25:51,409 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,410 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:25:51,416 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-11-25 17:25:51,480 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:25:51,486 WARN L623 FunctionHandler]: Unknown extern function ldv_release_6 [2022-11-25 17:25:51,486 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_6 [2022-11-25 17:25:51,490 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 17:25:51,492 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:51,493 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:51,495 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:51,496 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:51,496 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:51,499 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:51,500 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:51,500 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:51,503 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:51,503 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:51,505 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:51,506 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:51,508 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:51,510 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:51,513 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,514 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,514 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,515 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,516 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:25:51,516 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,517 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,518 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,519 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:51,519 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:25:51,520 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 17:25:51,521 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 17:25:51,640 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:25:51,699 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,723 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,750 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,761 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,808 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,814 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 17:25:51,821 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,821 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:51,822 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:51,822 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:51,823 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:51,823 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:51,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,824 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-11-25 17:25:51,830 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:51,831 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:51,851 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:25:51,852 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-11-25 17:25:51,859 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:51,859 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-11-25 17:25:51,859 WARN L623 FunctionHandler]: Unknown extern function gigaset_handle_modem_response [2022-11-25 17:25:51,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,863 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-11-25 17:25:51,863 WARN L623 FunctionHandler]: Unknown extern function gigaset_if_receive [2022-11-25 17:25:51,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,904 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-11-25 17:25:51,905 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:51,906 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:51,906 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:51,907 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:51,908 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:51,908 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:51,915 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_495a30f8-59bb-46d1-ac46-c31544bac91f/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] [2022-11-25 17:25:51,948 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-11-25 17:25:51,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:25:52,152 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:25:52,337 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:25:52,341 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:25:52,342 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-11-25 17:25:52,342 WARN L623 FunctionHandler]: Unknown extern function __tasklet_hi_schedule [2022-11-25 17:25:52,343 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 17:25:52,344 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-11-25 17:25:52,348 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-11-25 17:25:52,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,375 WARN L623 FunctionHandler]: Unknown extern function gigaset_add_event [2022-11-25 17:25:52,377 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:52,380 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,383 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,384 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,384 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,385 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,389 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:52,389 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,390 WARN L623 FunctionHandler]: Unknown extern function gigaset_fill_inbuf [2022-11-25 17:25:52,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,392 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,392 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,393 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,396 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,396 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,397 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,399 WARN L623 FunctionHandler]: Unknown extern function usb_clear_halt [2022-11-25 17:25:52,400 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,400 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,401 WARN L623 FunctionHandler]: Unknown extern function usb_lock_device_for_reset [2022-11-25 17:25:52,401 WARN L623 FunctionHandler]: Unknown extern function usb_reset_device [2022-11-25 17:25:52,403 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,404 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:52,404 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,404 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,405 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:52,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,409 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,409 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,410 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,414 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,414 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,415 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,415 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,416 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,416 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,417 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,418 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,418 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:52,419 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,420 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,426 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,443 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-11-25 17:25:52,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,445 WARN L623 FunctionHandler]: Unknown extern function usb_unlink_urb [2022-11-25 17:25:52,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,453 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,453 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,455 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,455 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,460 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,462 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,507 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,508 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,508 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,509 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,510 WARN L623 FunctionHandler]: Unknown extern function skb_queue_head [2022-11-25 17:25:52,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,510 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 17:25:52,511 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_sent [2022-11-25 17:25:52,511 WARN L623 FunctionHandler]: Unknown extern function skb_dequeue [2022-11-25 17:25:52,516 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,517 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,518 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,519 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,520 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,520 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,521 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,521 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,522 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,524 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,526 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,527 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,527 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,527 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,528 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,528 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,528 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,529 WARN L623 FunctionHandler]: Unknown extern function usb_queue_reset_device [2022-11-25 17:25:52,529 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,529 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:52,530 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,531 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,531 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,532 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,532 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:52,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,535 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,537 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,539 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,542 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,543 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,543 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,547 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,549 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,551 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 17:25:52,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,552 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,552 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,553 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,553 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,555 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,558 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,559 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,562 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,562 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,564 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-11-25 17:25:52,564 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:25:52,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,566 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,569 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,571 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,572 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,574 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,576 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 17:25:52,576 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-11-25 17:25:52,576 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,576 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,578 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:52,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,581 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,581 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 17:25:52,581 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:52,585 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-11-25 17:25:52,586 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:52,586 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:52,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,591 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,591 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,591 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,592 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:25:52,593 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 17:25:52,593 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:25:52,593 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:25:52,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,596 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,598 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,600 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,602 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,605 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,605 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,606 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,606 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,606 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,606 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,607 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,607 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:25:52,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,609 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:25:52,609 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,610 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,610 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:25:52,611 WARN L623 FunctionHandler]: Unknown extern function gigaset_initcs [2022-11-25 17:25:52,612 WARN L623 FunctionHandler]: Unknown extern function usb_get_dev [2022-11-25 17:25:52,617 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,618 WARN L623 FunctionHandler]: Unknown extern function gigaset_start [2022-11-25 17:25:52,618 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,618 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 17:25:52,619 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-11-25 17:25:52,621 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:25:52,621 WARN L623 FunctionHandler]: Unknown extern function gigaset_stop [2022-11-25 17:25:52,622 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:25:52,622 WARN L623 FunctionHandler]: Unknown extern function usb_put_dev [2022-11-25 17:25:52,622 WARN L623 FunctionHandler]: Unknown extern function gigaset_freecs [2022-11-25 17:25:52,625 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,626 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 17:25:52,627 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 17:25:52,627 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 17:25:52,628 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 17:25:52,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,628 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,629 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,629 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,629 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,630 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,631 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 17:25:52,631 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 17:25:52,632 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 17:25:52,632 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 17:25:52,632 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,632 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:25:52,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,635 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:25:52,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,637 WARN L623 FunctionHandler]: Unknown extern function gigaset_initdriver [2022-11-25 17:25:52,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,639 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-11-25 17:25:52,640 WARN L623 FunctionHandler]: Unknown extern function gigaset_blockdriver [2022-11-25 17:25:52,640 WARN L623 FunctionHandler]: Unknown extern function gigaset_shutdown [2022-11-25 17:25:52,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,670 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:25:52,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,671 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:25:52,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,672 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:25:52,672 WARN L623 FunctionHandler]: Unknown extern function gigaset_freedriver [2022-11-25 17:25:52,689 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:25:52,692 WARN L623 FunctionHandler]: Unknown extern function ldv_release_6 [2022-11-25 17:25:52,693 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_6 [2022-11-25 17:25:52,695 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-11-25 17:25:52,696 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:52,696 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:52,697 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:52,697 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:52,697 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:52,699 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:52,700 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:52,700 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:52,701 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:52,701 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:52,702 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:52,702 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-25 17:25:52,703 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:52,703 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:25:52,705 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,705 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,706 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,706 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,706 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:25:52,707 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,707 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,707 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,708 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:25:52,708 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 17:25:52,709 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 17:25:52,709 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 17:25:52,711 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:25:52,715 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,720 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,723 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,727 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,737 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,741 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,743 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,745 WARN L623 FunctionHandler]: Unknown extern function skb_trim [2022-11-25 17:25:52,747 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,749 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:52,750 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,750 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:52,751 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,751 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:52,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,752 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-11-25 17:25:52,754 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 17:25:52,755 WARN L623 FunctionHandler]: Unknown extern function gigaset_isdn_rcv_err [2022-11-25 17:25:52,766 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:25:52,767 WARN L623 FunctionHandler]: Unknown extern function gigaset_skb_rcvd [2022-11-25 17:25:52,770 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 17:25:52,771 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-11-25 17:25:52,771 WARN L623 FunctionHandler]: Unknown extern function gigaset_handle_modem_response [2022-11-25 17:25:52,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,780 WARN L623 FunctionHandler]: Unknown extern function gigaset_dbg_buffer [2022-11-25 17:25:52,780 WARN L623 FunctionHandler]: Unknown extern function gigaset_if_receive [2022-11-25 17:25:52,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,785 WARN L623 FunctionHandler]: Unknown extern function skb_queue_tail [2022-11-25 17:25:52,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:25:52,787 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:52,787 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:52,788 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 17:25:52,789 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 17:25:52,789 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:25:52,792 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_495a30f8-59bb-46d1-ac46-c31544bac91f/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] [2022-11-25 17:25:52,794 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-11-25 17:25:52,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:25:53,015 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:25:53,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53 WrapperNode [2022-11-25 17:25:53,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:25:53,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:25:53,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:25:53,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:25:53,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,374 INFO L138 Inliner]: procedures = 341, calls = 3956, calls flagged for inlining = 136, calls inlined = 92, statements flattened = 5415 [2022-11-25 17:25:53,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:25:53,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:25:53,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:25:53,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:25:53,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,677 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:25:53,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:25:53,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:25:53,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:25:53,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (1/1) ... [2022-11-25 17:25:53,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:25:53,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:25:53,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:25:53,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495a30f8-59bb-46d1-ac46-c31544bac91f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:25:53,816 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_schedule_event [2022-11-25 17:25:53,816 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_schedule_event [2022-11-25 17:25:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freebcshw [2022-11-25 17:25:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freebcshw [2022-11-25 17:25:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 17:25:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 17:25:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_modem_ctrl [2022-11-25 17:25:53,817 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_modem_ctrl [2022-11-25 17:25:53,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-25 17:25:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-25 17:25:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_reinitbcshw [2022-11-25 17:25:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_reinitbcshw [2022-11-25 17:25:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 17:25:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 17:25:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 17:25:53,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 17:25:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2022-11-25 17:25:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2022-11-25 17:25:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_brkchars [2022-11-25 17:25:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_brkchars [2022-11-25 17:25:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_add_event [2022-11-25 17:25:53,819 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_add_event [2022-11-25 17:25:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2022-11-25 17:25:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2022-11-25 17:25:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-25 17:25:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-25 17:25:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 17:25:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 17:25:53,820 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_close_bchannel [2022-11-25 17:25:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_close_bchannel [2022-11-25 17:25:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_resume [2022-11-25 17:25:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_resume [2022-11-25 17:25:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_baud_rate [2022-11-25 17:25:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_baud_rate [2022-11-25 17:25:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure freeurbs [2022-11-25 17:25:53,821 INFO L138 BoogieDeclarations]: Found implementation of procedure freeurbs [2022-11-25 17:25:53,821 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_bchannel_down [2022-11-25 17:25:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_bchannel_down [2022-11-25 17:25:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-25 17:25:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-25 17:25:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 17:25:53,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 17:25:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure start_cbsend [2022-11-25 17:25:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure start_cbsend [2022-11-25 17:25:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 17:25:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 17:25:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_dbg_buffer [2022-11-25 17:25:53,823 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_dbg_buffer [2022-11-25 17:25:53,824 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 17:25:53,824 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 17:25:53,824 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-25 17:25:53,824 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-25 17:25:53,824 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_set_line_ctrl [2022-11-25 17:25:53,824 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_set_line_ctrl [2022-11-25 17:25:53,824 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-25 17:25:53,824 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-25 17:25:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_queue_reset_device [2022-11-25 17:25:53,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_queue_reset_device [2022-11-25 17:25:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 17:25:53,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 17:25:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-11-25 17:25:53,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-11-25 17:25:53,825 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_write_room [2022-11-25 17:25:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_write_room [2022-11-25 17:25:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_4 [2022-11-25 17:25:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_4 [2022-11-25 17:25:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-11-25 17:25:53,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-11-25 17:25:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:25:53,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_5 [2022-11-25 17:25:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_5 [2022-11-25 17:25:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 17:25:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 17:25:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-11-25 17:25:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-11-25 17:25:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure check_pending [2022-11-25 17:25:53,827 INFO L138 BoogieDeclarations]: Found implementation of procedure check_pending [2022-11-25 17:25:53,827 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 17:25:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 17:25:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure error_hangup [2022-11-25 17:25:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure error_hangup [2022-11-25 17:25:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freedriver [2022-11-25 17:25:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freedriver [2022-11-25 17:25:53,828 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_send_skb [2022-11-25 17:25:53,828 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_send_skb [2022-11-25 17:25:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_chars_in_buffer [2022-11-25 17:25:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_chars_in_buffer [2022-11-25 17:25:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 17:25:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 17:25:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure req_submit [2022-11-25 17:25:53,829 INFO L138 BoogieDeclarations]: Found implementation of procedure req_submit [2022-11-25 17:25:53,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:25:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-11-25 17:25:53,830 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-11-25 17:25:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 17:25:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-11-25 17:25:53,830 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-11-25 17:25:53,830 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 17:25:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 17:25:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 17:25:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 17:25:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cb [2022-11-25 17:25:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cb [2022-11-25 17:25:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-25 17:25:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-25 17:25:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure stopurbs [2022-11-25 17:25:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure stopurbs [2022-11-25 17:25:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecshw [2022-11-25 17:25:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecshw [2022-11-25 17:25:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 17:25:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 17:25:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-25 17:25:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-25 17:25:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure int_in_work [2022-11-25 17:25:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure int_in_work [2022-11-25 17:25:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:25:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure dump_urb [2022-11-25 17:25:53,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_urb [2022-11-25 17:25:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-25 17:25:53,835 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-25 17:25:53,836 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-25 17:25:53,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-25 17:25:53,836 INFO L130 BoogieDeclarations]: Found specification of procedure atwrite_submit [2022-11-25 17:25:53,836 INFO L138 BoogieDeclarations]: Found implementation of procedure atwrite_submit [2022-11-25 17:25:53,837 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-11-25 17:25:53,837 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-11-25 17:25:53,837 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-25 17:25:53,837 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-25 17:25:53,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-25 17:25:53,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-25 17:25:53,837 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-25 17:25:53,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-25 17:25:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initcshw [2022-11-25 17:25:53,838 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initcshw [2022-11-25 17:25:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 17:25:53,838 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 17:25:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:25:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure get_usb_rcmsg [2022-11-25 17:25:53,838 INFO L138 BoogieDeclarations]: Found implementation of procedure get_usb_rcmsg [2022-11-25 17:25:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 17:25:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 17:25:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_initbcshw [2022-11-25 17:25:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_initbcshw [2022-11-25 17:25:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 17:25:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 17:25:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:25:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 17:25:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 17:25:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 17:25:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 17:25:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-25 17:25:53,840 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-25 17:25:53,840 INFO L130 BoogieDeclarations]: Found specification of procedure error_reset [2022-11-25 17:25:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure error_reset [2022-11-25 17:25:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_isoc_input [2022-11-25 17:25:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_isoc_input [2022-11-25 17:25:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_freecs [2022-11-25 17:25:53,841 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_freecs [2022-11-25 17:25:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:25:53,841 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_suspend [2022-11-25 17:25:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_suspend [2022-11-25 17:25:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 17:25:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2022-11-25 17:25:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2022-11-25 17:25:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-25 17:25:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-25 17:25:53,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-11-25 17:25:53,842 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-11-25 17:25:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 17:25:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 17:25:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_disconnect [2022-11-25 17:25:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_disconnect [2022-11-25 17:25:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 17:25:53,843 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 17:25:53,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-25 17:25:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-25 17:25:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-25 17:25:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-25 17:25:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure update_basstate [2022-11-25 17:25:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure update_basstate [2022-11-25 17:25:53,844 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-25 17:25:53,844 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-25 17:25:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:25:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure atread_submit [2022-11-25 17:25:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure atread_submit [2022-11-25 17:25:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure gigaset_init_bchannel [2022-11-25 17:25:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure gigaset_init_bchannel [2022-11-25 17:25:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-25 17:25:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-25 17:25:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:25:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:25:54,589 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:25:54,592 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:25:54,899 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 17:26:02,252 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:26:02,269 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:26:02,269 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 17:26:02,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:02 BoogieIcfgContainer [2022-11-25 17:26:02,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:26:02,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:26:02,276 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:26:02,279 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:26:02,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:25:48" (1/3) ... [2022-11-25 17:26:02,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bdff196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:26:02, skipping insertion in model container [2022-11-25 17:26:02,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:25:53" (2/3) ... [2022-11-25 17:26:02,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bdff196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:26:02, skipping insertion in model container [2022-11-25 17:26:02,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:02" (3/3) ... [2022-11-25 17:26:02,283 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--isdn--gigaset--bas_gigaset.ko-entry_point.cil.out.i [2022-11-25 17:26:02,303 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:26:02,303 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 17:26:02,404 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:26:02,413 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;@49259577, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:26:02,413 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 17:26:02,427 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) [2022-11-25 17:26:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-25 17:26:02,449 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:02,450 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] [2022-11-25 17:26:02,451 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:02,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:02,456 INFO L85 PathProgramCache]: Analyzing trace with hash -979395188, now seen corresponding path program 1 times [2022-11-25 17:26:02,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:02,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747224596] [2022-11-25 17:26:02,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:02,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:26:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:26:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:26:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:26:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:03,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:03,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:26:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:26:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:26:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:26:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:26:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:26:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-25 17:26:04,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:04,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747224596] [2022-11-25 17:26:04,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747224596] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:04,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:04,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:26:04,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127299450] [2022-11-25 17:26:04,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:04,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:26:04,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:04,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:26:04,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:26:04,339 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) [2022-11-25 17:26:14,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:26:17,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:17,058 INFO L93 Difference]: Finished difference Result 4427 states and 6591 transitions. [2022-11-25 17:26:17,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:26:17,061 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 [2022-11-25 17:26:17,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:17,102 INFO L225 Difference]: With dead ends: 4427 [2022-11-25 17:26:17,102 INFO L226 Difference]: Without dead ends: 2739 [2022-11-25 17:26:17,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:26:17,121 INFO L413 NwaCegarLoop]: 1966 mSDtfsCounter, 2879 mSDsluCounter, 4544 mSDsCounter, 0 mSdLazyCounter, 3480 mSolverCounterSat, 1706 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3043 SdHoareTripleChecker+Valid, 6510 SdHoareTripleChecker+Invalid, 5186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1706 IncrementalHoareTripleChecker+Valid, 3480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:17,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3043 Valid, 6510 Invalid, 5186 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1706 Valid, 3480 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2022-11-25 17:26:17,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2739 states. [2022-11-25 17:26:17,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2739 to 2448. [2022-11-25 17:26:17,453 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) [2022-11-25 17:26:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3507 transitions. [2022-11-25 17:26:17,476 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3507 transitions. Word has length 163 [2022-11-25 17:26:17,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:17,480 INFO L495 AbstractCegarLoop]: Abstraction has 2448 states and 3507 transitions. [2022-11-25 17:26:17,480 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) [2022-11-25 17:26:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3507 transitions. [2022-11-25 17:26:17,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-25 17:26:17,491 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:17,491 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] [2022-11-25 17:26:17,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 17:26:17,492 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:17,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:17,493 INFO L85 PathProgramCache]: Analyzing trace with hash 347675526, now seen corresponding path program 1 times [2022-11-25 17:26:17,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:17,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442782736] [2022-11-25 17:26:17,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:17,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:26:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:26:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:26:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:26:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:26:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:26:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:26:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:26:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:26:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:26:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 17:26:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:18,518 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-25 17:26:18,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:18,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442782736] [2022-11-25 17:26:18,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442782736] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:18,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:18,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:26:18,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897892304] [2022-11-25 17:26:18,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:18,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:26:18,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:18,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:26:18,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:26:18,522 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) [2022-11-25 17:26:26,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:26,333 INFO L93 Difference]: Finished difference Result 7071 states and 10254 transitions. [2022-11-25 17:26:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:26:26,334 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 [2022-11-25 17:26:26,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:26,375 INFO L225 Difference]: With dead ends: 7071 [2022-11-25 17:26:26,375 INFO L226 Difference]: Without dead ends: 4660 [2022-11-25 17:26:26,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:26:26,394 INFO L413 NwaCegarLoop]: 1951 mSDtfsCounter, 4028 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 2150 mSolverCounterSat, 2596 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4193 SdHoareTripleChecker+Valid, 4487 SdHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2596 IncrementalHoareTripleChecker+Valid, 2150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:26,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4193 Valid, 4487 Invalid, 4746 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2596 Valid, 2150 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2022-11-25 17:26:26,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4660 states. [2022-11-25 17:26:26,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4660 to 4132. [2022-11-25 17:26:26,629 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) [2022-11-25 17:26:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 4132 states and 5941 transitions. [2022-11-25 17:26:26,662 INFO L78 Accepts]: Start accepts. Automaton has 4132 states and 5941 transitions. Word has length 164 [2022-11-25 17:26:26,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:26,665 INFO L495 AbstractCegarLoop]: Abstraction has 4132 states and 5941 transitions. [2022-11-25 17:26:26,665 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) [2022-11-25 17:26:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 5941 transitions. [2022-11-25 17:26:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-25 17:26:26,671 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:26,671 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] [2022-11-25 17:26:26,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 17:26:26,671 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:26,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:26,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1948988792, now seen corresponding path program 1 times [2022-11-25 17:26:26,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:26,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800337228] [2022-11-25 17:26:26,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:26,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:26:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:26:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:26:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:26:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:26:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:26:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:26:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:26:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:26:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:26:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-11-25 17:26:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:27,816 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-25 17:26:27,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:27,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800337228] [2022-11-25 17:26:27,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800337228] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:27,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:27,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:26:27,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985291130] [2022-11-25 17:26:27,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:27,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:26:27,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:27,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:26:27,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:26:27,820 INFO L87 Difference]: Start difference. First operand 4132 states and 5941 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-11-25 17:26:34,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:26:35,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:26:35,248 INFO L93 Difference]: Finished difference Result 5178 states and 7488 transitions. [2022-11-25 17:26:35,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:26:35,249 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 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 167 [2022-11-25 17:26:35,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:26:35,278 INFO L225 Difference]: With dead ends: 5178 [2022-11-25 17:26:35,278 INFO L226 Difference]: Without dead ends: 5175 [2022-11-25 17:26:35,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:26:35,282 INFO L413 NwaCegarLoop]: 1743 mSDtfsCounter, 3287 mSDsluCounter, 1308 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 1680 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3460 SdHoareTripleChecker+Valid, 3051 SdHoareTripleChecker+Invalid, 3070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1680 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:26:35,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3460 Valid, 3051 Invalid, 3070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1680 Valid, 1389 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2022-11-25 17:26:35,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5175 states. [2022-11-25 17:26:35,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5175 to 4592. [2022-11-25 17:26:35,508 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) [2022-11-25 17:26:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4592 states and 6555 transitions. [2022-11-25 17:26:35,531 INFO L78 Accepts]: Start accepts. Automaton has 4592 states and 6555 transitions. Word has length 167 [2022-11-25 17:26:35,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:26:35,533 INFO L495 AbstractCegarLoop]: Abstraction has 4592 states and 6555 transitions. [2022-11-25 17:26:35,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-11-25 17:26:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 4592 states and 6555 transitions. [2022-11-25 17:26:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-25 17:26:35,541 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:26:35,541 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] [2022-11-25 17:26:35,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:26:35,542 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:26:35,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:26:35,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1401647003, now seen corresponding path program 1 times [2022-11-25 17:26:35,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:26:35,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373795224] [2022-11-25 17:26:35,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:26:35,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:26:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:26:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:26:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:26:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:26:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:26:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:26:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:26:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:26:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:26:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:26:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-11-25 17:26:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:26:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:26:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-11-25 17:26:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-25 17:26:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 17:26:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 17:26:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 17:26:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:26:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-11-25 17:26:36,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:26:36,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373795224] [2022-11-25 17:26:36,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373795224] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:26:36,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:26:36,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-25 17:26:36,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010955181] [2022-11-25 17:26:36,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:26:36,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 17:26:36,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:26:36,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 17:26:36,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:26:36,943 INFO L87 Difference]: Start difference. First operand 4592 states and 6555 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) [2022-11-25 17:26:58,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:00,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:10,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:14,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:27:14,618 INFO L93 Difference]: Finished difference Result 25194 states and 37376 transitions. [2022-11-25 17:27:14,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-25 17:27:14,619 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 [2022-11-25 17:27:14,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:27:14,757 INFO L225 Difference]: With dead ends: 25194 [2022-11-25 17:27:14,758 INFO L226 Difference]: Without dead ends: 20649 [2022-11-25 17:27:14,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2022-11-25 17:27:14,793 INFO L413 NwaCegarLoop]: 2087 mSDtfsCounter, 9770 mSDsluCounter, 8166 mSDsCounter, 0 mSdLazyCounter, 14514 mSolverCounterSat, 4910 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10460 SdHoareTripleChecker+Valid, 10253 SdHoareTripleChecker+Invalid, 19425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4910 IncrementalHoareTripleChecker+Valid, 14514 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.7s IncrementalHoareTripleChecker+Time [2022-11-25 17:27:14,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10460 Valid, 10253 Invalid, 19425 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4910 Valid, 14514 Invalid, 1 Unknown, 0 Unchecked, 35.7s Time] [2022-11-25 17:27:14,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20649 states. [2022-11-25 17:27:15,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20649 to 18316. [2022-11-25 17:27:16,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18316 states, 12933 states have (on average 1.3778705636743216) internal successors, (17820), 13479 states have internal predecessors, (17820), 4112 states have call successors, (4112), 1261 states have call predecessors, (4112), 1270 states have return successors, (4761), 3803 states have call predecessors, (4761), 4111 states have call successors, (4761) [2022-11-25 17:27:16,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18316 states to 18316 states and 26693 transitions. [2022-11-25 17:27:16,107 INFO L78 Accepts]: Start accepts. Automaton has 18316 states and 26693 transitions. Word has length 211 [2022-11-25 17:27:16,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:27:16,107 INFO L495 AbstractCegarLoop]: Abstraction has 18316 states and 26693 transitions. [2022-11-25 17:27:16,108 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) [2022-11-25 17:27:16,109 INFO L276 IsEmpty]: Start isEmpty. Operand 18316 states and 26693 transitions. [2022-11-25 17:27:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-25 17:27:16,114 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:27:16,115 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] [2022-11-25 17:27:16,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:27:16,115 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:27:16,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:27:16,116 INFO L85 PathProgramCache]: Analyzing trace with hash 754550718, now seen corresponding path program 1 times [2022-11-25 17:27:16,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:27:16,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002985776] [2022-11-25 17:27:16,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:27:16,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:27:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:27:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:27:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:27:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:27:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:27:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:27:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:27:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:27:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:27:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:27:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-25 17:27:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-25 17:27:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-25 17:27:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-25 17:27:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:27:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:27:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:17,671 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-11-25 17:27:17,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:27:17,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002985776] [2022-11-25 17:27:17,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002985776] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:27:17,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:27:17,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:27:17,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298889576] [2022-11-25 17:27:17,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:27:17,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:27:17,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:27:17,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:27:17,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:27:17,675 INFO L87 Difference]: Start difference. First operand 18316 states and 26693 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) [2022-11-25 17:27:27,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:27:27,130 INFO L93 Difference]: Finished difference Result 40577 states and 60003 transitions. [2022-11-25 17:27:27,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 17:27:27,131 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 [2022-11-25 17:27:27,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:27:27,252 INFO L225 Difference]: With dead ends: 40577 [2022-11-25 17:27:27,252 INFO L226 Difference]: Without dead ends: 22308 [2022-11-25 17:27:27,317 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 [2022-11-25 17:27:27,318 INFO L413 NwaCegarLoop]: 1291 mSDtfsCounter, 6102 mSDsluCounter, 2265 mSDsCounter, 0 mSdLazyCounter, 2762 mSolverCounterSat, 3915 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6324 SdHoareTripleChecker+Valid, 3556 SdHoareTripleChecker+Invalid, 6677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3915 IncrementalHoareTripleChecker+Valid, 2762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-25 17:27:27,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6324 Valid, 3556 Invalid, 6677 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3915 Valid, 2762 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2022-11-25 17:27:27,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22308 states. [2022-11-25 17:27:28,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22308 to 18412. [2022-11-25 17:27:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18412 states, 13000 states have (on average 1.3737692307692309) internal successors, (17859), 13542 states have internal predecessors, (17859), 4108 states have call successors, (4108), 1262 states have call predecessors, (4108), 1303 states have return successors, (4860), 3839 states have call predecessors, (4860), 4107 states have call successors, (4860) [2022-11-25 17:27:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18412 states to 18412 states and 26827 transitions. [2022-11-25 17:27:28,910 INFO L78 Accepts]: Start accepts. Automaton has 18412 states and 26827 transitions. Word has length 212 [2022-11-25 17:27:28,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:27:28,913 INFO L495 AbstractCegarLoop]: Abstraction has 18412 states and 26827 transitions. [2022-11-25 17:27:28,913 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) [2022-11-25 17:27:28,914 INFO L276 IsEmpty]: Start isEmpty. Operand 18412 states and 26827 transitions. [2022-11-25 17:27:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-25 17:27:28,919 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:27:28,919 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] [2022-11-25 17:27:28,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 17:27:28,920 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:27:28,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:27:28,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1920232822, now seen corresponding path program 1 times [2022-11-25 17:27:28,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:27:28,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548449121] [2022-11-25 17:27:28,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:27:28,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:27:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:27:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:27:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:27:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:27:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:27:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:27:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:27:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:27:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:27:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:27:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 17:27:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-25 17:27:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2022-11-25 17:27:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 17:27:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 17:27:30,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-25 17:27:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-11-25 17:27:30,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:27:30,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548449121] [2022-11-25 17:27:30,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548449121] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:27:30,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:27:30,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:27:30,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146922360] [2022-11-25 17:27:30,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:27:30,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:27:30,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:27:30,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:27:30,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:27:30,441 INFO L87 Difference]: Start difference. First operand 18412 states and 26827 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) [2022-11-25 17:27:39,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:27:39,619 INFO L93 Difference]: Finished difference Result 40653 states and 60014 transitions. [2022-11-25 17:27:39,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 17:27:39,620 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 [2022-11-25 17:27:39,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:27:39,739 INFO L225 Difference]: With dead ends: 40653 [2022-11-25 17:27:39,739 INFO L226 Difference]: Without dead ends: 22292 [2022-11-25 17:27:39,794 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 [2022-11-25 17:27:39,796 INFO L413 NwaCegarLoop]: 1285 mSDtfsCounter, 5263 mSDsluCounter, 2223 mSDsCounter, 0 mSdLazyCounter, 2648 mSolverCounterSat, 3936 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5484 SdHoareTripleChecker+Valid, 3508 SdHoareTripleChecker+Invalid, 6584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3936 IncrementalHoareTripleChecker+Valid, 2648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:27:39,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5484 Valid, 3508 Invalid, 6584 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3936 Valid, 2648 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-11-25 17:27:39,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22292 states. [2022-11-25 17:27:41,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22292 to 18396. [2022-11-25 17:27:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18396 states, 13000 states have (on average 1.3725384615384615) internal successors, (17843), 13526 states have internal predecessors, (17843), 4092 states have call successors, (4092), 1262 states have call predecessors, (4092), 1303 states have return successors, (4828), 3839 states have call predecessors, (4828), 4091 states have call successors, (4828) [2022-11-25 17:27:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18396 states to 18396 states and 26763 transitions. [2022-11-25 17:27:41,546 INFO L78 Accepts]: Start accepts. Automaton has 18396 states and 26763 transitions. Word has length 213 [2022-11-25 17:27:41,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:27:41,547 INFO L495 AbstractCegarLoop]: Abstraction has 18396 states and 26763 transitions. [2022-11-25 17:27:41,547 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) [2022-11-25 17:27:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 18396 states and 26763 transitions. [2022-11-25 17:27:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-25 17:27:41,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:27:41,552 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] [2022-11-25 17:27:41,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 17:27:41,553 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:27:41,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:27:41,553 INFO L85 PathProgramCache]: Analyzing trace with hash -24570558, now seen corresponding path program 1 times [2022-11-25 17:27:41,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:27:41,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161816088] [2022-11-25 17:27:41,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:27:41,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:27:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:27:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:27:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:27:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:27:42,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:27:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:27:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:27:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:27:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:27:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:27:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 17:27:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-11-25 17:27:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-25 17:27:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-25 17:27:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 17:27:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 17:27:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:42,958 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-11-25 17:27:42,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:27:42,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161816088] [2022-11-25 17:27:42,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161816088] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:27:42,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:27:42,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:27:42,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258111343] [2022-11-25 17:27:42,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:27:42,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:27:42,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:27:42,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:27:42,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:27:42,963 INFO L87 Difference]: Start difference. First operand 18396 states and 26763 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) [2022-11-25 17:27:51,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:53,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:27:55,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:27:55,063 INFO L93 Difference]: Finished difference Result 40621 states and 59846 transitions. [2022-11-25 17:27:55,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 17:27:55,064 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 [2022-11-25 17:27:55,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:27:55,179 INFO L225 Difference]: With dead ends: 40621 [2022-11-25 17:27:55,179 INFO L226 Difference]: Without dead ends: 22276 [2022-11-25 17:27:55,335 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 [2022-11-25 17:27:55,336 INFO L413 NwaCegarLoop]: 1285 mSDtfsCounter, 6869 mSDsluCounter, 2230 mSDsCounter, 0 mSdLazyCounter, 2639 mSolverCounterSat, 4886 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7089 SdHoareTripleChecker+Valid, 3515 SdHoareTripleChecker+Invalid, 7525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4886 IncrementalHoareTripleChecker+Valid, 2639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:27:55,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7089 Valid, 3515 Invalid, 7525 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4886 Valid, 2639 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2022-11-25 17:27:55,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22276 states. [2022-11-25 17:27:56,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22276 to 18380. [2022-11-25 17:27:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18380 states, 13000 states have (on average 1.3713076923076923) internal successors, (17827), 13510 states have internal predecessors, (17827), 4076 states have call successors, (4076), 1262 states have call predecessors, (4076), 1303 states have return successors, (4796), 3839 states have call predecessors, (4796), 4075 states have call successors, (4796) [2022-11-25 17:27:56,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18380 states to 18380 states and 26699 transitions. [2022-11-25 17:27:56,955 INFO L78 Accepts]: Start accepts. Automaton has 18380 states and 26699 transitions. Word has length 211 [2022-11-25 17:27:56,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:27:56,956 INFO L495 AbstractCegarLoop]: Abstraction has 18380 states and 26699 transitions. [2022-11-25 17:27:56,956 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) [2022-11-25 17:27:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 18380 states and 26699 transitions. [2022-11-25 17:27:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-25 17:27:56,961 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:27:56,962 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] [2022-11-25 17:27:56,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 17:27:56,962 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:27:56,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:27:56,963 INFO L85 PathProgramCache]: Analyzing trace with hash 3084038, now seen corresponding path program 1 times [2022-11-25 17:27:56,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:27:56,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259502194] [2022-11-25 17:27:56,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:27:56,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:27:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:27:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:27:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:27:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:27:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:27:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:27:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:27:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:27:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:27:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:57,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:27:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-11-25 17:27:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 17:27:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:27:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:27:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 17:27:58,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 17:27:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-25 17:27:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-11-25 17:27:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:27:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-11-25 17:27:58,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:27:58,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259502194] [2022-11-25 17:27:58,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259502194] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:27:58,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:27:58,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:27:58,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469203796] [2022-11-25 17:27:58,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:27:58,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:27:58,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:27:58,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:27:58,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:27:58,131 INFO L87 Difference]: Start difference. First operand 18380 states and 26699 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) [2022-11-25 17:28:09,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:10,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:13,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:28:13,276 INFO L93 Difference]: Finished difference Result 39781 states and 58444 transitions. [2022-11-25 17:28:13,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 17:28:13,277 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 [2022-11-25 17:28:13,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:28:13,405 INFO L225 Difference]: With dead ends: 39781 [2022-11-25 17:28:13,405 INFO L226 Difference]: Without dead ends: 21452 [2022-11-25 17:28:13,470 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 [2022-11-25 17:28:13,471 INFO L413 NwaCegarLoop]: 1254 mSDtfsCounter, 5831 mSDsluCounter, 3566 mSDsCounter, 0 mSdLazyCounter, 4175 mSolverCounterSat, 3784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6046 SdHoareTripleChecker+Valid, 4820 SdHoareTripleChecker+Invalid, 7959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3784 IncrementalHoareTripleChecker+Valid, 4175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:28:13,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6046 Valid, 4820 Invalid, 7959 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3784 Valid, 4175 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2022-11-25 17:28:13,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21452 states. [2022-11-25 17:28:15,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21452 to 17700. [2022-11-25 17:28:15,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17700 states, 12574 states have (on average 1.371162716717035) internal successors, (17241), 13030 states have internal predecessors, (17241), 3852 states have call successors, (3852), 1230 states have call predecessors, (3852), 1273 states have return successors, (4500), 3639 states have call predecessors, (4500), 3851 states have call successors, (4500) [2022-11-25 17:28:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17700 states to 17700 states and 25593 transitions. [2022-11-25 17:28:15,115 INFO L78 Accepts]: Start accepts. Automaton has 17700 states and 25593 transitions. Word has length 214 [2022-11-25 17:28:15,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:28:15,116 INFO L495 AbstractCegarLoop]: Abstraction has 17700 states and 25593 transitions. [2022-11-25 17:28:15,116 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) [2022-11-25 17:28:15,116 INFO L276 IsEmpty]: Start isEmpty. Operand 17700 states and 25593 transitions. [2022-11-25 17:28:15,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-25 17:28:15,121 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:28:15,121 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] [2022-11-25 17:28:15,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 17:28:15,121 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:28:15,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:28:15,122 INFO L85 PathProgramCache]: Analyzing trace with hash -2141224150, now seen corresponding path program 1 times [2022-11-25 17:28:15,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:28:15,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272829484] [2022-11-25 17:28:15,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:28:15,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:28:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:28:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:28:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:28:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:28:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:28:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:28:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:15,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:28:16,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:28:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:28:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:28:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-11-25 17:28:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:28:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:28:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-11-25 17:28:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-25 17:28:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-11-25 17:28:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:28:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 17:28:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:28:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-11-25 17:28:16,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:28:16,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272829484] [2022-11-25 17:28:16,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272829484] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:28:16,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:28:16,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-25 17:28:16,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107327967] [2022-11-25 17:28:16,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:28:16,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 17:28:16,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:28:16,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 17:28:16,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:28:16,204 INFO L87 Difference]: Start difference. First operand 17700 states and 25593 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) [2022-11-25 17:28:35,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:43,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:45,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:47,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:48,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:50,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:53,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:28:55,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:28:55,261 INFO L93 Difference]: Finished difference Result 97190 states and 145358 transitions. [2022-11-25 17:28:55,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-25 17:28:55,262 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 [2022-11-25 17:28:55,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:28:55,915 INFO L225 Difference]: With dead ends: 97190 [2022-11-25 17:28:55,930 INFO L226 Difference]: Without dead ends: 79541 [2022-11-25 17:28:56,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2022-11-25 17:28:56,048 INFO L413 NwaCegarLoop]: 2020 mSDtfsCounter, 9084 mSDsluCounter, 6888 mSDsCounter, 0 mSdLazyCounter, 12276 mSolverCounterSat, 5585 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9767 SdHoareTripleChecker+Valid, 8908 SdHoareTripleChecker+Invalid, 17862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5585 IncrementalHoareTripleChecker+Valid, 12276 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:28:56,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9767 Valid, 8908 Invalid, 17862 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5585 Valid, 12276 Invalid, 1 Unknown, 0 Unchecked, 32.3s Time] [2022-11-25 17:28:56,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79541 states. [2022-11-25 17:29:00,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79541 to 70816. [2022-11-25 17:29:00,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70816 states, 50324 states have (on average 1.3687107543120578) internal successors, (68879), 52146 states have internal predecessors, (68879), 15360 states have call successors, (15360), 4902 states have call predecessors, (15360), 5131 states have return successors, (20203), 14567 states have call predecessors, (20203), 15359 states have call successors, (20203) [2022-11-25 17:29:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70816 states to 70816 states and 104442 transitions. [2022-11-25 17:29:01,238 INFO L78 Accepts]: Start accepts. Automaton has 70816 states and 104442 transitions. Word has length 212 [2022-11-25 17:29:01,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:29:01,239 INFO L495 AbstractCegarLoop]: Abstraction has 70816 states and 104442 transitions. [2022-11-25 17:29:01,239 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) [2022-11-25 17:29:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 70816 states and 104442 transitions. [2022-11-25 17:29:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-25 17:29:01,247 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:29:01,247 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] [2022-11-25 17:29:01,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 17:29:01,247 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 17:29:01,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:29:01,248 INFO L85 PathProgramCache]: Analyzing trace with hash 2104314355, now seen corresponding path program 1 times [2022-11-25 17:29:01,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:29:01,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615465434] [2022-11-25 17:29:01,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:29:01,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:29:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:29:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:29:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:29:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:29:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 17:29:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:29:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 17:29:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:29:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:29:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:29:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-25 17:29:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:29:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-25 17:29:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-25 17:29:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-25 17:29:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-25 17:29:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:29:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:29:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-25 17:29:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 17:29:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-25 17:29:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-25 17:29:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-11-25 17:29:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:29:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-11-25 17:29:02,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:29:02,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615465434] [2022-11-25 17:29:02,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615465434] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:29:02,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:29:02,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-25 17:29:02,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225080390] [2022-11-25 17:29:02,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:29:02,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-25 17:29:02,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:29:02,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-25 17:29:02,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:29:02,621 INFO L87 Difference]: Start difference. First operand 70816 states and 104442 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) [2022-11-25 17:29:28,657 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 []