./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/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 e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 --- 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 17:32:07,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:32:07,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:32:07,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:32:07,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:32:07,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:32:07,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:32:07,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:32:07,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:32:07,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:32:07,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:32:07,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:32:07,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:32:07,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:32:07,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:32:07,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:32:07,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:32:07,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:32:07,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:32:07,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:32:07,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:32:07,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:32:07,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:32:07,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:32:07,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:32:07,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:32:07,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:32:07,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:32:07,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:32:07,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:32:07,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:32:07,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:32:07,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:32:07,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:32:07,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:32:07,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:32:07,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:32:07,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:32:07,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:32:07,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:32:07,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:32:07,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:32:07,420 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:32:07,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:32:07,421 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:32:07,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:32:07,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:32:07,423 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:32:07,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:32:07,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:32:07,424 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:32:07,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:32:07,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:32:07,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:32:07,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:32:07,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:32:07,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:32:07,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:32:07,427 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:32:07,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:32:07,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:32:07,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:32:07,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:32:07,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:32:07,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:32:07,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:32:07,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:32:07,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:32:07,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:32:07,429 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:32:07,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:32:07,430 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:32:07,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:32:07,430 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 [2022-11-25 17:32:07,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:32:07,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:32:07,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:32:07,764 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:32:07,764 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:32:07,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-25 17:32:11,092 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:32:11,866 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:32:11,867 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-25 17:32:11,942 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/data/df624f7f0/221df1288ca94d3b8437c3ea0117a548/FLAGef200ca03 [2022-11-25 17:32:11,959 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/data/df624f7f0/221df1288ca94d3b8437c3ea0117a548 [2022-11-25 17:32:11,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:32:11,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:32:11,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:32:11,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:32:11,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:32:11,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:32:11" (1/1) ... [2022-11-25 17:32:11,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89dbef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:11, skipping insertion in model container [2022-11-25 17:32:11,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:32:11" (1/1) ... [2022-11-25 17:32:11,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:32:12,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:32:13,057 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 17:32:13,525 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:13,567 WARN L623 FunctionHandler]: Unknown extern function __video_register_device [2022-11-25 17:32:13,753 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:13,770 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:13,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,819 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:13,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,828 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:13,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,833 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:13,834 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:13,835 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:13,836 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,837 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-11-25 17:32:13,840 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,842 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,852 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,869 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,870 WARN L623 FunctionHandler]: Unknown extern function usb_driver_claim_interface [2022-11-25 17:32:13,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,873 WARN L623 FunctionHandler]: Unknown extern function usb_driver_release_interface [2022-11-25 17:32:13,873 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:13,874 WARN L623 FunctionHandler]: Unknown extern function usb_get_intf [2022-11-25 17:32:13,876 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,879 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,886 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-25 17:32:13,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,899 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,902 WARN L623 FunctionHandler]: Unknown extern function usb_driver_release_interface [2022-11-25 17:32:13,903 WARN L623 FunctionHandler]: Unknown extern function usb_put_intf [2022-11-25 17:32:13,903 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:13,904 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:13,904 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:13,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,929 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:13,930 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,942 WARN L623 FunctionHandler]: Unknown extern function usb_ifnum_to_if [2022-11-25 17:32:13,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,944 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,946 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,948 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,953 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:13,954 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,955 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,963 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,965 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,967 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,970 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:13,971 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,975 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:13,979 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,986 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:13,989 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:13,998 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:13,998 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:13,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,012 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,022 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,023 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,023 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,025 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,026 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,030 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,040 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,042 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,056 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,060 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,061 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,069 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,071 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,080 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:14,081 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:14,082 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:14,090 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:14,100 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:14,106 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_init [2022-11-25 17:32:14,107 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,109 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,118 WARN L623 FunctionHandler]: Unknown extern function usb_put_intf [2022-11-25 17:32:14,119 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_unregister [2022-11-25 17:32:14,120 WARN L623 FunctionHandler]: Unknown extern function media_device_unregister [2022-11-25 17:32:14,121 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,121 WARN L623 FunctionHandler]: Unknown extern function video_device_release [2022-11-25 17:32:14,122 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,123 WARN L623 FunctionHandler]: Unknown extern function usb_driver_release_interface [2022-11-25 17:32:14,123 WARN L623 FunctionHandler]: Unknown extern function usb_put_intf [2022-11-25 17:32:14,123 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,124 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,124 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,125 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:14,140 WARN L623 FunctionHandler]: Unknown extern function video_unregister_device [2022-11-25 17:32:14,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,149 WARN L623 FunctionHandler]: Unknown extern function video_device_alloc [2022-11-25 17:32:14,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,151 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:14,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,152 WARN L623 FunctionHandler]: Unknown extern function video_device_release [2022-11-25 17:32:14,161 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,180 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:14,180 WARN L623 FunctionHandler]: Unknown extern function usb_get_intf [2022-11-25 17:32:14,181 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:14,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,183 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,185 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:14,185 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:14,186 WARN L623 FunctionHandler]: Unknown extern function media_device_register [2022-11-25 17:32:14,187 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_register [2022-11-25 17:32:14,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,189 WARN L623 FunctionHandler]: Unknown extern function usb_enable_autosuspend [2022-11-25 17:32:14,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,205 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,206 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,215 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,216 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,217 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,239 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:14,240 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:14,248 WARN L623 FunctionHandler]: Unknown extern function strncasecmp [2022-11-25 17:32:14,250 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 17:32:14,250 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 17:32:14,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,578 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_usb_register_driver [2022-11-25 17:32:14,580 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 17:32:14,591 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 17:32:14,592 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 17:32:14,639 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:32:14,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:14,859 WARN L623 FunctionHandler]: Unknown extern function vb2_plane_vaddr [2022-11-25 17:32:14,867 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:14,868 WARN L623 FunctionHandler]: Unknown extern function vb2_buffer_done [2022-11-25 17:32:14,890 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,898 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,900 WARN L623 FunctionHandler]: Unknown extern function vb2_queue_init [2022-11-25 17:32:14,900 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:14,901 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:32:14,902 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,902 WARN L623 FunctionHandler]: Unknown extern function vb2_reqbufs [2022-11-25 17:32:14,903 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,903 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,904 WARN L623 FunctionHandler]: Unknown extern function vb2_queue_release [2022-11-25 17:32:14,904 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,904 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,905 WARN L623 FunctionHandler]: Unknown extern function vb2_querybuf [2022-11-25 17:32:14,905 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,905 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,906 WARN L623 FunctionHandler]: Unknown extern function vb2_qbuf [2022-11-25 17:32:14,906 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,907 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,907 WARN L623 FunctionHandler]: Unknown extern function vb2_dqbuf [2022-11-25 17:32:14,908 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,909 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,910 WARN L623 FunctionHandler]: Unknown extern function vb2_mmap [2022-11-25 17:32:14,910 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,911 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,911 WARN L623 FunctionHandler]: Unknown extern function vb2_poll [2022-11-25 17:32:14,911 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,912 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,913 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,914 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:14,914 WARN L623 FunctionHandler]: Unknown extern function vb2_streamon [2022-11-25 17:32:14,915 WARN L623 FunctionHandler]: Unknown extern function vb2_streamoff [2022-11-25 17:32:14,915 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:14,916 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:14,917 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:14,918 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:14,918 WARN L623 FunctionHandler]: Unknown extern function vb2_buffer_done [2022-11-25 17:32:14,921 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:14,922 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:14,923 WARN L623 FunctionHandler]: Unknown extern function vb2_buffer_done [2022-11-25 17:32:15,027 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:32:15,111 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:15,127 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:15,147 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:15,149 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 17:32:15,149 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 17:32:15,150 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 17:32:15,237 WARN L623 FunctionHandler]: Unknown extern function video_devdata [2022-11-25 17:32:15,389 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,390 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,391 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,409 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,411 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,412 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,421 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,423 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,430 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,431 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,439 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,439 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,448 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,449 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,450 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,451 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,481 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-11-25 17:32:15,482 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-11-25 17:32:15,482 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,482 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,483 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-11-25 17:32:15,483 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,483 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,484 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_init [2022-11-25 17:32:15,484 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_add [2022-11-25 17:32:15,495 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,496 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_del [2022-11-25 17:32:15,496 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_exit [2022-11-25 17:32:15,496 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,497 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,497 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,498 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-11-25 17:32:15,507 WARN L623 FunctionHandler]: Unknown extern function video_devdata [2022-11-25 17:32:15,511 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:15,511 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:15,512 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_max [2022-11-25 17:32:15,513 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,515 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_change [2022-11-25 17:32:15,519 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,522 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,527 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:15,538 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,541 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:15,542 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,549 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,550 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,550 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,552 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,552 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,553 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,557 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,558 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:15,558 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:15,559 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:15,560 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_subscribe [2022-11-25 17:32:15,560 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_unsubscribe [2022-11-25 17:32:15,560 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_dequeue [2022-11-25 17:32:15,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,562 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,571 WARN L623 FunctionHandler]: Unknown extern function v4l_printk_ioctl [2022-11-25 17:32:15,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,573 WARN L623 FunctionHandler]: Unknown extern function video_usercopy [2022-11-25 17:32:15,581 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 17:32:15,589 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 17:32:15,590 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-11-25 17:32:15,592 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:15,603 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 17:32:15,607 WARN L623 FunctionHandler]: Unknown extern function __clear_user [2022-11-25 17:32:15,608 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:15,609 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:15,617 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 17:32:15,618 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-11-25 17:32:15,620 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:15,629 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:15,630 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:15,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,658 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,770 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-25 17:32:15,882 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:32:15,892 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,916 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,926 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,927 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,944 WARN L623 FunctionHandler]: Unknown extern function usb_get_current_frame_number [2022-11-25 17:32:15,945 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:15,946 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:15,961 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:32:15,968 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:15,977 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:15,979 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:15,991 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:16,003 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,007 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:16,008 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:16,009 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:16,009 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:16,023 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:16,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,033 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:16,034 WARN L623 FunctionHandler]: Unknown extern function getnstimeofday [2022-11-25 17:32:16,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,051 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,100 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,101 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:16,102 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:16,102 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,110 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:32:16,119 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:32:16,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,120 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,128 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:32:16,129 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:32:16,144 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:32:16,154 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:32:16,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,168 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:16,169 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:16,170 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,171 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:16,171 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:16,173 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,173 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:16,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,182 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:16,183 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:16,216 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:16,216 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 17:32:16,217 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 17:32:16,217 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 17:32:16,345 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:16,345 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:16,346 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:16,346 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:16,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,429 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:16,436 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:16,437 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,443 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:16,446 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:16,447 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,465 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_queue_fh [2022-11-25 17:32:16,491 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:16,492 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_queue_fh [2022-11-25 17:32:16,493 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,500 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:16,501 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:16,501 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,502 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:16,513 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,539 WARN L623 FunctionHandler]: Unknown extern function usb_match_one_id [2022-11-25 17:32:16,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,556 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,574 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:16,581 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,582 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,583 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,589 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,596 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-25 17:32:16,597 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-25 17:32:16,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,602 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:16,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,605 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:16,620 WARN L623 FunctionHandler]: Unknown extern function usb_match_one_id [2022-11-25 17:32:16,622 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,633 WARN L623 FunctionHandler]: Unknown extern function memweight [2022-11-25 17:32:16,642 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:16,642 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,643 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,644 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,644 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,649 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_merge [2022-11-25 17:32:16,650 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_replace [2022-11-25 17:32:16,712 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 17:32:16,719 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 17:32:16,734 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-11-25 17:32:16,735 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 17:32:16,736 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 17:32:16,743 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 17:32:16,757 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,759 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,787 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:16,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,789 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:32:16,789 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,791 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:32:16,791 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:32:16,791 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,792 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:16,793 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:32:16,801 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:16,801 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:16,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,868 WARN L623 FunctionHandler]: Unknown extern function simple_read_from_buffer [2022-11-25 17:32:16,876 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:16,878 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:16,879 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-11-25 17:32:16,880 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,881 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-11-25 17:32:16,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,882 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-11-25 17:32:16,883 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-11-25 17:32:16,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,884 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-11-25 17:32:16,895 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-11-25 17:32:16,939 WARN L623 FunctionHandler]: Unknown extern function media_entity_create_link [2022-11-25 17:32:16,940 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_register_subdev [2022-11-25 17:32:16,941 WARN L623 FunctionHandler]: Unknown extern function media_entity_cleanup [2022-11-25 17:32:16,942 WARN L623 FunctionHandler]: Unknown extern function media_entity_cleanup [2022-11-25 17:32:16,949 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_init [2022-11-25 17:32:16,949 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:16,950 WARN L623 FunctionHandler]: Unknown extern function media_entity_init [2022-11-25 17:32:16,953 WARN L623 FunctionHandler]: Unknown extern function media_entity_init [2022-11-25 17:32:16,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:16,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,061 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 17:32:17,062 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 17:32:17,103 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 17:32:17,229 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2022-11-25 17:32:17,235 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2022-11-25 17:32:17,237 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2022-11-25 17:32:17,238 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2022-11-25 17:32:17,248 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,248 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,256 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,257 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,266 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,271 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,273 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,274 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,276 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,284 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,284 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:32:17,397 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:32:17,543 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 17:32:17,553 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:17,553 WARN L623 FunctionHandler]: Unknown extern function __video_register_device [2022-11-25 17:32:17,559 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:17,562 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,568 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,570 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,571 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,572 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,572 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,573 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-11-25 17:32:17,575 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,575 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,581 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,583 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,584 WARN L623 FunctionHandler]: Unknown extern function usb_driver_claim_interface [2022-11-25 17:32:17,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,585 WARN L623 FunctionHandler]: Unknown extern function usb_driver_release_interface [2022-11-25 17:32:17,585 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:17,589 WARN L623 FunctionHandler]: Unknown extern function usb_get_intf [2022-11-25 17:32:17,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,591 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,594 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-25 17:32:17,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,601 WARN L623 FunctionHandler]: Unknown extern function usb_driver_release_interface [2022-11-25 17:32:17,601 WARN L623 FunctionHandler]: Unknown extern function usb_put_intf [2022-11-25 17:32:17,601 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,601 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,602 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,605 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,607 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:17,608 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,610 WARN L623 FunctionHandler]: Unknown extern function usb_ifnum_to_if [2022-11-25 17:32:17,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,616 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:17,616 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,617 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,617 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,619 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:17,619 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,621 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:17,622 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,624 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:17,625 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,627 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 17:32:17,628 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,637 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,646 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,653 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,658 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,659 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,660 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,661 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,662 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,662 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,664 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,665 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:17,669 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_init [2022-11-25 17:32:17,669 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,671 WARN L623 FunctionHandler]: Unknown extern function usb_put_intf [2022-11-25 17:32:17,672 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_unregister [2022-11-25 17:32:17,672 WARN L623 FunctionHandler]: Unknown extern function media_device_unregister [2022-11-25 17:32:17,673 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,673 WARN L623 FunctionHandler]: Unknown extern function video_device_release [2022-11-25 17:32:17,674 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,674 WARN L623 FunctionHandler]: Unknown extern function usb_driver_release_interface [2022-11-25 17:32:17,674 WARN L623 FunctionHandler]: Unknown extern function usb_put_intf [2022-11-25 17:32:17,675 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,675 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,675 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,676 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,680 WARN L623 FunctionHandler]: Unknown extern function video_unregister_device [2022-11-25 17:32:17,681 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,681 WARN L623 FunctionHandler]: Unknown extern function video_device_alloc [2022-11-25 17:32:17,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,689 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,690 WARN L623 FunctionHandler]: Unknown extern function video_device_release [2022-11-25 17:32:17,691 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,695 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:17,695 WARN L623 FunctionHandler]: Unknown extern function usb_get_intf [2022-11-25 17:32:17,696 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,697 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,697 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,698 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,699 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,699 WARN L623 FunctionHandler]: Unknown extern function media_device_register [2022-11-25 17:32:17,700 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_register [2022-11-25 17:32:17,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,701 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,701 WARN L623 FunctionHandler]: Unknown extern function usb_enable_autosuspend [2022-11-25 17:32:17,702 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,703 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,703 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,705 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,706 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,708 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,708 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:17,709 WARN L623 FunctionHandler]: Unknown extern function strncasecmp [2022-11-25 17:32:17,709 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 17:32:17,710 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-11-25 17:32:17,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,725 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_usb_register_driver [2022-11-25 17:32:17,728 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 17:32:17,731 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-11-25 17:32:17,731 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-11-25 17:32:17,732 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:32:17,737 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,738 WARN L623 FunctionHandler]: Unknown extern function vb2_plane_vaddr [2022-11-25 17:32:17,741 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,742 WARN L623 FunctionHandler]: Unknown extern function vb2_buffer_done [2022-11-25 17:32:17,745 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,745 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,746 WARN L623 FunctionHandler]: Unknown extern function vb2_queue_init [2022-11-25 17:32:17,747 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:32:17,747 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:32:17,748 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,748 WARN L623 FunctionHandler]: Unknown extern function vb2_reqbufs [2022-11-25 17:32:17,748 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,748 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,749 WARN L623 FunctionHandler]: Unknown extern function vb2_queue_release [2022-11-25 17:32:17,749 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,749 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,749 WARN L623 FunctionHandler]: Unknown extern function vb2_querybuf [2022-11-25 17:32:17,750 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,750 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,750 WARN L623 FunctionHandler]: Unknown extern function vb2_qbuf [2022-11-25 17:32:17,750 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,751 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,751 WARN L623 FunctionHandler]: Unknown extern function vb2_dqbuf [2022-11-25 17:32:17,751 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,752 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,752 WARN L623 FunctionHandler]: Unknown extern function vb2_mmap [2022-11-25 17:32:17,752 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,752 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,753 WARN L623 FunctionHandler]: Unknown extern function vb2_poll [2022-11-25 17:32:17,753 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,753 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,754 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,754 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,754 WARN L623 FunctionHandler]: Unknown extern function vb2_streamon [2022-11-25 17:32:17,755 WARN L623 FunctionHandler]: Unknown extern function vb2_streamoff [2022-11-25 17:32:17,755 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,755 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,756 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,756 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:17,756 WARN L623 FunctionHandler]: Unknown extern function vb2_buffer_done [2022-11-25 17:32:17,757 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,758 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:17,758 WARN L623 FunctionHandler]: Unknown extern function vb2_buffer_done [2022-11-25 17:32:17,760 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:32:17,762 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:17,763 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:17,764 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:17,764 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 17:32:17,764 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 17:32:17,765 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 17:32:17,766 WARN L623 FunctionHandler]: Unknown extern function video_devdata [2022-11-25 17:32:17,769 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,770 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,770 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,777 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,777 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,779 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,817 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,817 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,818 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,819 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,819 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,821 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,821 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,821 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,822 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,823 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,825 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_get_interface [2022-11-25 17:32:17,826 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-11-25 17:32:17,828 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,832 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,832 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-11-25 17:32:17,833 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,834 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,834 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_init [2022-11-25 17:32:17,835 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_add [2022-11-25 17:32:17,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,836 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_del [2022-11-25 17:32:17,836 WARN L623 FunctionHandler]: Unknown extern function v4l2_fh_exit [2022-11-25 17:32:17,836 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,836 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,843 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,843 WARN L623 FunctionHandler]: Unknown extern function usb_autopm_put_interface [2022-11-25 17:32:17,846 WARN L623 FunctionHandler]: Unknown extern function video_devdata [2022-11-25 17:32:17,848 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,848 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,850 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_max [2022-11-25 17:32:17,851 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,851 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_change [2022-11-25 17:32:17,852 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,854 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,857 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,862 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,868 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:17,869 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,873 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,874 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,874 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,875 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,876 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,876 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,878 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,878 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:17,879 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:17,879 WARN L623 FunctionHandler]: Unknown extern function v4l2_prio_check [2022-11-25 17:32:17,880 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_subscribe [2022-11-25 17:32:17,880 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_unsubscribe [2022-11-25 17:32:17,880 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_dequeue [2022-11-25 17:32:17,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,883 WARN L623 FunctionHandler]: Unknown extern function v4l_printk_ioctl [2022-11-25 17:32:17,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,884 WARN L623 FunctionHandler]: Unknown extern function video_usercopy [2022-11-25 17:32:17,885 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 17:32:17,886 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 17:32:17,887 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-11-25 17:32:17,887 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:17,889 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-11-25 17:32:17,889 WARN L623 FunctionHandler]: Unknown extern function __clear_user [2022-11-25 17:32:17,889 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:17,890 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:17,891 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-11-25 17:32:17,892 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-11-25 17:32:17,892 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:17,894 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:17,894 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-11-25 17:32:17,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,904 WARN L623 FunctionHandler]: Unknown extern function set_normalized_timespec [2022-11-25 17:32:17,907 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-11-25 17:32:17,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,922 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,927 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,928 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,931 WARN L623 FunctionHandler]: Unknown extern function usb_get_current_frame_number [2022-11-25 17:32:17,933 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:17,934 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,935 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:32:17,936 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:17,937 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,941 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,942 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:17,948 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,951 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:17,952 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:17,952 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:17,953 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 17:32:17,954 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:17,955 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,957 WARN L623 FunctionHandler]: Unknown extern function ktime_get_ts [2022-11-25 17:32:17,957 WARN L623 FunctionHandler]: Unknown extern function getnstimeofday [2022-11-25 17:32:17,957 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,960 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,968 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,969 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 17:32:17,972 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:17,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,973 WARN L623 FunctionHandler]: Unknown extern function usb_free_coherent [2022-11-25 17:32:17,976 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_coherent [2022-11-25 17:32:17,978 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,978 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,979 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:32:17,979 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:32:17,982 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:32:17,990 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:32:17,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,996 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:17,998 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:17,998 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:17,999 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:18,001 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:18,004 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,006 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:18,007 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,052 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,053 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:18,055 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-11-25 17:32:18,056 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 17:32:18,057 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 17:32:18,057 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 17:32:18,057 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 17:32:18,073 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:18,074 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:18,074 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:18,074 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:18,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,094 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,101 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:18,108 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:18,109 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,109 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:18,111 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:18,111 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,114 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_queue_fh [2022-11-25 17:32:18,120 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:18,121 WARN L623 FunctionHandler]: Unknown extern function v4l2_event_queue_fh [2022-11-25 17:32:18,122 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,122 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:32:18,122 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:18,123 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,123 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:18,128 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,146 WARN L623 FunctionHandler]: Unknown extern function usb_match_one_id [2022-11-25 17:32:18,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,150 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,150 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,154 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,154 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:18,162 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,162 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,166 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,167 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-25 17:32:18,167 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-11-25 17:32:18,168 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,174 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 17:32:18,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,176 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:32:18,185 WARN L623 FunctionHandler]: Unknown extern function usb_match_one_id [2022-11-25 17:32:18,186 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,205 WARN L623 FunctionHandler]: Unknown extern function memweight [2022-11-25 17:32:18,209 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 17:32:18,209 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,210 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,211 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,211 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,212 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_merge [2022-11-25 17:32:18,212 WARN L623 FunctionHandler]: Unknown extern function v4l2_ctrl_replace [2022-11-25 17:32:18,215 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 17:32:18,215 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-11-25 17:32:18,216 WARN L623 FunctionHandler]: Unknown extern function strlcat [2022-11-25 17:32:18,218 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-11-25 17:32:18,219 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-11-25 17:32:18,220 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-11-25 17:32:18,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,227 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,229 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,230 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:18,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,231 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 17:32:18,231 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,232 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:32:18,233 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 17:32:18,233 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,233 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 17:32:18,233 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 17:32:18,235 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:18,235 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 17:32:18,235 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,236 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,237 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,237 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,276 WARN L623 FunctionHandler]: Unknown extern function simple_read_from_buffer [2022-11-25 17:32:18,277 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:32:18,279 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:32:18,280 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-11-25 17:32:18,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,281 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-11-25 17:32:18,281 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,282 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-11-25 17:32:18,282 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-11-25 17:32:18,283 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,283 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-11-25 17:32:18,286 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-11-25 17:32:18,292 WARN L623 FunctionHandler]: Unknown extern function media_entity_create_link [2022-11-25 17:32:18,293 WARN L623 FunctionHandler]: Unknown extern function v4l2_device_register_subdev [2022-11-25 17:32:18,297 WARN L623 FunctionHandler]: Unknown extern function media_entity_cleanup [2022-11-25 17:32:18,298 WARN L623 FunctionHandler]: Unknown extern function media_entity_cleanup [2022-11-25 17:32:18,298 WARN L623 FunctionHandler]: Unknown extern function v4l2_subdev_init [2022-11-25 17:32:18,299 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:32:18,299 WARN L623 FunctionHandler]: Unknown extern function media_entity_init [2022-11-25 17:32:18,299 WARN L623 FunctionHandler]: Unknown extern function media_entity_init [2022-11-25 17:32:18,301 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,302 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:32:18,306 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 17:32:18,307 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 17:32:18,308 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 17:32:18,313 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2022-11-25 17:32:18,314 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2022-11-25 17:32:18,314 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2022-11-25 17:32:18,315 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_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2022-11-25 17:32:18,316 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,317 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,317 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,318 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,320 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,320 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,322 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,323 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,325 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,326 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,326 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:32:18,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:32:18,595 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:32:18,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18 WrapperNode [2022-11-25 17:32:18,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:32:18,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:32:18,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:32:18,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:32:18,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:18,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,227 INFO L138 Inliner]: procedures = 524, calls = 8784, calls flagged for inlining = 290, calls inlined = 230, statements flattened = 12954 [2022-11-25 17:32:19,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:32:19,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:32:19,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:32:19,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:32:19,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,766 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:19,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:32:19,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:32:19,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:32:19,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:32:19,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (1/1) ... [2022-11-25 17:32:20,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:32:20,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:32:20,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:32:20,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:32:20,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 17:32:20,182 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 17:32:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-25 17:32:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-25 17:32:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 17:32:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 17:32:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 17:32:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 17:32:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_read [2022-11-25 17:32:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_read [2022-11-25 17:32:20,183 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_release [2022-11-25 17:32:20,183 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_release [2022-11-25 17:32:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_control [2022-11-25 17:32:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_control [2022-11-25 17:32:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-25 17:32:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-25 17:32:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_add_mapping [2022-11-25 17:32:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_add_mapping [2022-11-25 17:32:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_finish [2022-11-25 17:32:20,184 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_finish [2022-11-25 17:32:20,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-25 17:32:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-25 17:32:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-11-25 17:32:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_prepare [2022-11-25 17:32:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_prepare [2022-11-25 17:32:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_urb_buffers [2022-11-25 17:32:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_urb_buffers [2022-11-25 17:32:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_reset [2022-11-25 17:32:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_reset [2022-11-25 17:32:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2022-11-25 17:32:20,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2022-11-25 17:32:20,185 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 17:32:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 17:32:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 17:32:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ts [2022-11-25 17:32:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ts [2022-11-25 17:32:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_by_id [2022-11-25 17:32:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_by_id [2022-11-25 17:32:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 17:32:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 17:32:20,186 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-25 17:32:20,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-25 17:32:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 17:32:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 17:32:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 17:32:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 17:32:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 17:32:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 17:32:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2022-11-25 17:32:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2022-11-25 17:32:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:32:20,187 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-11-25 17:32:20,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-11-25 17:32:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_v4l2_ctrl [2022-11-25 17:32:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_v4l2_ctrl [2022-11-25 17:32:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_data [2022-11-25 17:32:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_data [2022-11-25 17:32:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 17:32:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 17:32:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-11-25 17:32:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-11-25 17:32:20,188 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_ioctl [2022-11-25 17:32:20,188 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_ioctl [2022-11-25 17:32:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 17:32:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 17:32:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_populate_cache [2022-11-25 17:32:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_populate_cache [2022-11-25 17:32:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 17:32:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_add_info [2022-11-25 17:32:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_add_info [2022-11-25 17:32:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 17:32:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 17:32:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2022-11-25 17:32:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2022-11-25 17:32:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 17:32:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_query_ctrl [2022-11-25 17:32:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_query_ctrl [2022-11-25 17:32:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 17:32:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 17:32:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_wait_finish [2022-11-25 17:32:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_wait_finish [2022-11-25 17:32:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_reset_resume [2022-11-25 17:32:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_reset_resume [2022-11-25 17:32:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-11-25 17:32:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-11-25 17:32:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:32:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-11-25 17:32:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-11-25 17:32:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 17:32:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 17:32:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 17:32:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 17:32:20,191 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-25 17:32:20,191 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-25 17:32:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 17:32:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 17:32:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_scan_chain_forward [2022-11-25 17:32:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_scan_chain_forward [2022-11-25 17:32:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-25 17:32:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-25 17:32:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_commit_video [2022-11-25 17:32:20,192 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_commit_video [2022-11-25 17:32:20,192 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-25 17:32:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-25 17:32:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-25 17:32:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_ctrl_get [2022-11-25 17:32:20,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_ctrl_get [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:32:20,193 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_find_endpoint [2022-11-25 17:32:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_find_endpoint [2022-11-25 17:32:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 17:32:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 17:32:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 17:32:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 17:32:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_endpoint_max_bpi [2022-11-25 17:32:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_endpoint_max_bpi [2022-11-25 17:32:20,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 17:32:20,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 17:32:20,210 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_set_video_ctrl [2022-11-25 17:32:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_set_video_ctrl [2022-11-25 17:32:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-11-25 17:32:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-11-25 17:32:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_delete [2022-11-25 17:32:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_delete [2022-11-25 17:32:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_commit_entity [2022-11-25 17:32:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_commit_entity [2022-11-25 17:32:20,211 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_free_urb_buffers [2022-11-25 17:32:20,211 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_free_urb_buffers [2022-11-25 17:32:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_del_event [2022-11-25 17:32:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_del_event [2022-11-25 17:32:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-11-25 17:32:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-11-25 17:32:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_v4l2_open [2022-11-25 17:32:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_v4l2_open [2022-11-25 17:32:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:32:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:32:20,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-11-25 17:32:20,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 17:32:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-11-25 17:32:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_fill_event [2022-11-25 17:32:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_fill_event [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-11-25 17:32:20,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-11-25 17:32:20,213 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_plane_payload [2022-11-25 17:32:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_plane_payload [2022-11-25 17:32:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-11-25 17:32:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-11-25 17:32:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-25 17:32:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-25 17:32:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2022-11-25 17:32:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2022-11-25 17:32:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-25 17:32:20,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-25 17:32:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup [2022-11-25 17:32:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup [2022-11-25 17:32:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2022-11-25 17:32:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2022-11-25 17:32:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 17:32:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 17:32:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_queue_fh [2022-11-25 17:32:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_queue_fh [2022-11-25 17:32:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_init_video [2022-11-25 17:32:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_init_video [2022-11-25 17:32:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_start [2022-11-25 17:32:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_start [2022-11-25 17:32:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 17:32:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 17:32:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2022-11-25 17:32:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2022-11-25 17:32:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-25 17:32:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-25 17:32:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_find_control [2022-11-25 17:32:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_find_control [2022-11-25 17:32:20,216 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_cleanup [2022-11-25 17:32:20,216 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_cleanup [2022-11-25 17:32:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-25 17:32:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-25 17:32:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-25 17:32:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-25 17:32:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-25 17:32:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-25 17:32:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_prepare [2022-11-25 17:32:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_prepare [2022-11-25 17:32:20,217 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-25 17:32:20,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_set_zoom [2022-11-25 17:32:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_set_zoom [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_test_bit [2022-11-25 17:32:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_test_bit [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 17:32:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-25 17:32:20,218 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 17:32:20,218 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_status_stop [2022-11-25 17:32:20,219 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_status_stop [2022-11-25 17:32:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_alloc_entity [2022-11-25 17:32:20,219 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_alloc_entity [2022-11-25 17:32:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-25 17:32:20,219 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-25 17:32:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_query_ctrl [2022-11-25 17:32:20,219 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_query_ctrl [2022-11-25 17:32:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 17:32:20,219 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-25 17:32:20,219 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-25 17:32:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 17:32:20,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 17:32:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 17:32:20,220 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 17:32:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 17:32:20,220 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 17:32:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_dismiss_privileges [2022-11-25 17:32:20,220 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_dismiss_privileges [2022-11-25 17:32:20,220 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 17:32:20,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 17:32:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-11-25 17:32:20,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-11-25 17:32:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-25 17:32:20,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~__u8~0~X~$Pointer$~TO~~__s32~0 [2022-11-25 17:32:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 17:32:20,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 17:32:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_clock_host_sof [2022-11-25 17:32:20,221 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_clock_host_sof [2022-11-25 17:32:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-11-25 17:32:20,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-11-25 17:32:20,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 17:32:20,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 17:32:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-25 17:32:20,222 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-25 17:32:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2022-11-25 17:32:20,222 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2022-11-25 17:32:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2022-11-25 17:32:20,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2022-11-25 17:32:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2022-11-25 17:32:20,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2022-11-25 17:32:20,222 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_print_terms [2022-11-25 17:32:20,223 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_print_terms [2022-11-25 17:32:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-25 17:32:20,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-25 17:32:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_has_privileges [2022-11-25 17:32:20,223 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_has_privileges [2022-11-25 17:32:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_video_enable [2022-11-25 17:32:20,223 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_video_enable [2022-11-25 17:32:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 17:32:20,223 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 17:32:20,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:32:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 17:32:20,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 17:32:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-11-25 17:32:20,224 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-11-25 17:32:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_init [2022-11-25 17:32:20,224 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_init [2022-11-25 17:32:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 17:32:20,224 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 17:32:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_entity_match_guid [2022-11-25 17:32:20,224 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_entity_match_guid [2022-11-25 17:32:20,224 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-25 17:32:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-25 17:32:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_uninit_video [2022-11-25 17:32:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_uninit_video [2022-11-25 17:32:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_debugfs_cleanup_stream [2022-11-25 17:32:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_debugfs_cleanup_stream [2022-11-25 17:32:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-25 17:32:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-25 17:32:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_enable [2022-11-25 17:32:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_enable [2022-11-25 17:32:20,225 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_get_video_ctrl [2022-11-25 17:32:20,225 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_get_video_ctrl [2022-11-25 17:32:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-25 17:32:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-25 17:32:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-25 17:32:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-25 17:32:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2022-11-25 17:32:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2022-11-25 17:32:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-25 17:32:20,226 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-25 17:32:20,226 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-25 17:32:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-25 17:32:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_buffer_queue [2022-11-25 17:32:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_buffer_queue [2022-11-25 17:32:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure __uvc_resume [2022-11-25 17:32:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __uvc_resume [2022-11-25 17:32:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 17:32:20,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 17:32:20,227 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_unregister_video [2022-11-25 17:32:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_unregister_video [2022-11-25 17:32:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2022-11-25 17:32:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2022-11-25 17:32:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_resume [2022-11-25 17:32:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_resume [2022-11-25 17:32:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2022-11-25 17:32:20,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2022-11-25 17:32:20,228 INFO L130 BoogieDeclarations]: Found specification of procedure media_entity_cleanup [2022-11-25 17:32:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure media_entity_cleanup [2022-11-25 17:32:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_queue_streaming [2022-11-25 17:32:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_queue_streaming [2022-11-25 17:32:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_disconnect [2022-11-25 17:32:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_disconnect [2022-11-25 17:32:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:32:20,229 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2022-11-25 17:32:20,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2022-11-25 17:32:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure uvc_ctrl_get_zoom [2022-11-25 17:32:20,230 INFO L138 BoogieDeclarations]: Found implementation of procedure uvc_ctrl_get_zoom [2022-11-25 17:32:20,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 17:32:20,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 17:32:21,791 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:32:21,796 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:32:21,974 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 17:32:22,645 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10812: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10816: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10870: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1048#1 && __copy_to_user_nocheck_#t~ret1048#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~16#1 := __copy_to_user_nocheck_#t~ret1048#1;havoc __copy_to_user_nocheck_#t~ret1048#1; [2022-11-25 17:32:22,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858: assume 0 != __copy_to_user_nocheck_~tmp___0~26#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858: assume !(0 != __copy_to_user_nocheck_~tmp___0~26#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,646 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10835: SUMMARY for call __copy_to_user_nocheck_#t~ret1049#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-11-25 17:32:22,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872: assume 0 != __copy_to_user_nocheck_~tmp___1~16#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872: assume !(0 != __copy_to_user_nocheck_~tmp___1~16#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:22,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:22,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:22,647 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:22,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:22,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:22,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:22,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10856: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret1047#1 && __copy_to_user_nocheck_#t~ret1047#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~26#1 := __copy_to_user_nocheck_#t~ret1047#1;havoc __copy_to_user_nocheck_#t~ret1047#1; [2022-11-25 17:32:22,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:22,648 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:22,649 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:22,649 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:22,649 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:22,649 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10828: SUMMARY for call __copy_to_user_nocheck_#t~ret1047#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-25 17:32:22,649 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10832: SUMMARY for call __copy_to_user_nocheck_#t~ret1048#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~18#1 then 1 else 0), 0); srcloc: null [2022-11-25 17:32:22,649 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10820: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:22,650 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10882: __copy_to_user_nocheck_~tmp___2~11#1 := __copy_to_user_nocheck_#t~ret1049#1;havoc __copy_to_user_nocheck_#t~ret1049#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~11#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-25 17:32:22,650 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10824: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~18#1; [2022-11-25 17:32:26,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10779: __copy_from_user_nocheck_~tmp___2~10#1 := __copy_from_user_nocheck_#t~ret1044#1;havoc __copy_from_user_nocheck_#t~ret1044#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~10#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-11-25 17:32:26,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10767: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1043#1 && __copy_from_user_nocheck_#t~ret1043#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~15#1 := __copy_from_user_nocheck_#t~ret1043#1;havoc __copy_from_user_nocheck_#t~ret1043#1; [2022-11-25 17:32:26,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:26,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:26,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10726: SUMMARY for call __copy_from_user_nocheck_#t~ret1044#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:26,075 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10723: SUMMARY for call __copy_from_user_nocheck_#t~ret1043#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10715: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10752: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret1042#1 && __copy_from_user_nocheck_#t~ret1042#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~25#1 := __copy_from_user_nocheck_#t~ret1042#1;havoc __copy_from_user_nocheck_#t~ret1042#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10719: SUMMARY for call __copy_from_user_nocheck_#t~ret1042#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~17#1 then 1 else 0), 0); srcloc: null [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10707: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10711: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: assume 0 != __copy_from_user_nocheck_~tmp___1~15#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: assume !(0 != __copy_from_user_nocheck_~tmp___1~15#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10703: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-11-25 17:32:26,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-11-25 17:32:26,077 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754: assume 0 != __copy_from_user_nocheck_~tmp___0~25#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:32:26,077 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754: assume !(0 != __copy_from_user_nocheck_~tmp___0~25#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~17#1; [2022-11-25 17:35:54,244 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:35:54,277 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:35:54,277 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-25 17:35:54,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:35:54 BoogieIcfgContainer [2022-11-25 17:35:54,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:35:54,287 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:35:54,287 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:35:54,291 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:35:54,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:32:11" (1/3) ... [2022-11-25 17:35:54,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40a43b6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:35:54, skipping insertion in model container [2022-11-25 17:35:54,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:32:18" (2/3) ... [2022-11-25 17:35:54,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40a43b6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:35:54, skipping insertion in model container [2022-11-25 17:35:54,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:35:54" (3/3) ... [2022-11-25 17:35:54,295 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2022-11-25 17:35:54,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:35:54,315 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 17:35:54,434 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:35:54,446 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;@688fb544, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:35:54,447 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 17:35:54,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 2893 states, 2157 states have (on average 1.3620769587389894) internal successors, (2938), 2200 states have internal predecessors, (2938), 584 states have call successors, (584), 148 states have call predecessors, (584), 147 states have return successors, (577), 568 states have call predecessors, (577), 577 states have call successors, (577) [2022-11-25 17:35:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-25 17:35:54,475 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:35:54,476 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:35:54,476 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:35:54,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:35:54,484 INFO L85 PathProgramCache]: Analyzing trace with hash 2114318297, now seen corresponding path program 1 times [2022-11-25 17:35:54,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:35:54,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428288889] [2022-11-25 17:35:54,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:35:54,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:35:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:35:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:35:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:35:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:35:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:35:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:35:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-25 17:35:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:35:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-25 17:35:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:35:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:35:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-25 17:35:57,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:35:57,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428288889] [2022-11-25 17:35:57,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428288889] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:35:57,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:35:57,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:35:57,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854865753] [2022-11-25 17:35:57,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:35:57,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:35:57,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:35:57,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:35:57,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:35:57,555 INFO L87 Difference]: Start difference. First operand has 2893 states, 2157 states have (on average 1.3620769587389894) internal successors, (2938), 2200 states have internal predecessors, (2938), 584 states have call successors, (584), 148 states have call predecessors, (584), 147 states have return successors, (577), 568 states have call predecessors, (577), 577 states have call successors, (577) Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 17:35:59,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:04,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:19,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:36:19,408 INFO L93 Difference]: Finished difference Result 8681 states and 12431 transitions. [2022-11-25 17:36:19,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:36:19,411 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 75 [2022-11-25 17:36:19,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:36:19,462 INFO L225 Difference]: With dead ends: 8681 [2022-11-25 17:36:19,462 INFO L226 Difference]: Without dead ends: 5492 [2022-11-25 17:36:19,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:36:19,484 INFO L413 NwaCegarLoop]: 5434 mSDtfsCounter, 5321 mSDsluCounter, 11039 mSDsCounter, 0 mSdLazyCounter, 5669 mSolverCounterSat, 1448 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5792 SdHoareTripleChecker+Valid, 16473 SdHoareTripleChecker+Invalid, 7119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1448 IncrementalHoareTripleChecker+Valid, 5669 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2022-11-25 17:36:19,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5792 Valid, 16473 Invalid, 7119 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1448 Valid, 5669 Invalid, 2 Unknown, 0 Unchecked, 20.8s Time] [2022-11-25 17:36:19,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5492 states. [2022-11-25 17:36:19,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5492 to 4899. [2022-11-25 17:36:19,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4899 states, 3697 states have (on average 1.3581282120638356) internal successors, (5021), 3749 states have internal predecessors, (5021), 936 states have call successors, (936), 263 states have call predecessors, (936), 262 states have return successors, (935), 918 states have call predecessors, (935), 932 states have call successors, (935) [2022-11-25 17:36:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4899 states and 6892 transitions. [2022-11-25 17:36:19,868 INFO L78 Accepts]: Start accepts. Automaton has 4899 states and 6892 transitions. Word has length 75 [2022-11-25 17:36:19,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:36:19,870 INFO L495 AbstractCegarLoop]: Abstraction has 4899 states and 6892 transitions. [2022-11-25 17:36:19,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 17:36:19,873 INFO L276 IsEmpty]: Start isEmpty. Operand 4899 states and 6892 transitions. [2022-11-25 17:36:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-25 17:36:19,889 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:36:19,889 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:36:19,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 17:36:19,890 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:36:19,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:19,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1631409303, now seen corresponding path program 1 times [2022-11-25 17:36:19,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:19,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956416490] [2022-11-25 17:36:19,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:19,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:36:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:36:21,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:36:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:36:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:21,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:36:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:22,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:36:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:36:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:36:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:36:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:36:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:36:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-11-25 17:36:22,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:36:22,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956416490] [2022-11-25 17:36:22,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956416490] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:36:22,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:36:22,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:36:22,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956506859] [2022-11-25 17:36:22,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:36:22,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:36:22,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:36:22,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:36:22,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:36:22,326 INFO L87 Difference]: Start difference. First operand 4899 states and 6892 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 17:36:24,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:26,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:30,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:33,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:38,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:36:53,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:36:53,824 INFO L93 Difference]: Finished difference Result 6395 states and 9225 transitions. [2022-11-25 17:36:53,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:36:53,825 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 182 [2022-11-25 17:36:53,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:36:53,870 INFO L225 Difference]: With dead ends: 6395 [2022-11-25 17:36:53,871 INFO L226 Difference]: Without dead ends: 6393 [2022-11-25 17:36:53,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:36:53,877 INFO L413 NwaCegarLoop]: 5407 mSDtfsCounter, 6352 mSDsluCounter, 11345 mSDsCounter, 0 mSdLazyCounter, 6352 mSolverCounterSat, 2584 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6927 SdHoareTripleChecker+Valid, 16752 SdHoareTripleChecker+Invalid, 8941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2584 IncrementalHoareTripleChecker+Valid, 6352 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2022-11-25 17:36:53,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6927 Valid, 16752 Invalid, 8941 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2584 Valid, 6352 Invalid, 5 Unknown, 0 Unchecked, 30.8s Time] [2022-11-25 17:36:53,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6393 states. [2022-11-25 17:36:54,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6393 to 4940. [2022-11-25 17:36:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4940 states, 3724 states have (on average 1.355531686358754) internal successors, (5048), 3776 states have internal predecessors, (5048), 942 states have call successors, (942), 271 states have call predecessors, (942), 270 states have return successors, (941), 924 states have call predecessors, (941), 938 states have call successors, (941) [2022-11-25 17:36:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4940 states to 4940 states and 6931 transitions. [2022-11-25 17:36:54,141 INFO L78 Accepts]: Start accepts. Automaton has 4940 states and 6931 transitions. Word has length 182 [2022-11-25 17:36:54,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:36:54,144 INFO L495 AbstractCegarLoop]: Abstraction has 4940 states and 6931 transitions. [2022-11-25 17:36:54,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 17:36:54,144 INFO L276 IsEmpty]: Start isEmpty. Operand 4940 states and 6931 transitions. [2022-11-25 17:36:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-25 17:36:54,156 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:36:54,156 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:36:54,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 17:36:54,157 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:36:54,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:54,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1017308964, now seen corresponding path program 1 times [2022-11-25 17:36:54,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:54,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810173786] [2022-11-25 17:36:54,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:54,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:36:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:36:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:36:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:36:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:36:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:36:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:36:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:36:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:36:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:36:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:36:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:36:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:36:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 17:36:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 17:36:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-25 17:36:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-25 17:36:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 17:36:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:36:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 17:36:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:36:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 17:36:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-11-25 17:36:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 17:36:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-25 17:36:56,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:36:56,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810173786] [2022-11-25 17:36:56,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810173786] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:36:56,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:36:56,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 17:36:56,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079953689] [2022-11-25 17:36:56,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:36:56,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 17:36:56,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:36:56,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 17:36:56,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:36:56,415 INFO L87 Difference]: Start difference. First operand 4940 states and 6931 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:36:58,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:00,653 WARN L539 Checker$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 17:37:02,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:06,747 WARN L539 Checker$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 17:37:08,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:10,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:12,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:16,182 WARN L539 Checker$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 17:37:21,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:23,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:37,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:37:37,198 INFO L93 Difference]: Finished difference Result 10032 states and 14286 transitions. [2022-11-25 17:37:37,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:37:37,198 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 261 [2022-11-25 17:37:37,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:37:37,240 INFO L225 Difference]: With dead ends: 10032 [2022-11-25 17:37:37,240 INFO L226 Difference]: Without dead ends: 7315 [2022-11-25 17:37:37,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:37:37,255 INFO L413 NwaCegarLoop]: 4247 mSDtfsCounter, 4886 mSDsluCounter, 10685 mSDsCounter, 0 mSdLazyCounter, 7037 mSolverCounterSat, 2887 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4995 SdHoareTripleChecker+Valid, 14932 SdHoareTripleChecker+Invalid, 9932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2887 IncrementalHoareTripleChecker+Valid, 7037 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:37:37,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4995 Valid, 14932 Invalid, 9932 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2887 Valid, 7037 Invalid, 8 Unknown, 0 Unchecked, 40.2s Time] [2022-11-25 17:37:37,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2022-11-25 17:37:37,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 4944. [2022-11-25 17:37:37,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4944 states, 3728 states have (on average 1.3551502145922747) internal successors, (5052), 3780 states have internal predecessors, (5052), 942 states have call successors, (942), 271 states have call predecessors, (942), 270 states have return successors, (941), 924 states have call predecessors, (941), 938 states have call successors, (941) [2022-11-25 17:37:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4944 states to 4944 states and 6935 transitions. [2022-11-25 17:37:37,538 INFO L78 Accepts]: Start accepts. Automaton has 4944 states and 6935 transitions. Word has length 261 [2022-11-25 17:37:37,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:37:37,540 INFO L495 AbstractCegarLoop]: Abstraction has 4944 states and 6935 transitions. [2022-11-25 17:37:37,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:37:37,541 INFO L276 IsEmpty]: Start isEmpty. Operand 4944 states and 6935 transitions. [2022-11-25 17:37:37,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-25 17:37:37,550 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:37:37,550 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:37:37,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:37:37,551 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:37:37,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:37:37,551 INFO L85 PathProgramCache]: Analyzing trace with hash -566876724, now seen corresponding path program 1 times [2022-11-25 17:37:37,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:37:37,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381403973] [2022-11-25 17:37:37,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:37:37,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:37:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:37:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:37:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:37:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:37:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:37:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:37:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:37:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:37:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:37:38,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:37:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:37:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:37:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:37:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:37:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:37:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:37:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:37:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:37:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:37:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:37:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:37:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 17:37:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 17:37:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-25 17:37:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-25 17:37:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 17:37:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:37:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 17:37:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:37:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-25 17:37:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 17:37:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-25 17:37:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-25 17:37:38,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:37:38,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381403973] [2022-11-25 17:37:38,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381403973] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:37:38,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:37:38,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 17:37:38,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925047109] [2022-11-25 17:37:38,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:37:38,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 17:37:38,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:37:38,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 17:37:38,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:37:38,920 INFO L87 Difference]: Start difference. First operand 4944 states and 6935 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:37:41,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:43,162 WARN L539 Checker$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 17:37:45,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:49,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:51,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:37:53,376 WARN L539 Checker$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 17:37:56,343 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 17:38:12,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:38:12,535 INFO L93 Difference]: Finished difference Result 10797 states and 15328 transitions. [2022-11-25 17:38:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:38:12,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 271 [2022-11-25 17:38:12,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:38:12,569 INFO L225 Difference]: With dead ends: 10797 [2022-11-25 17:38:12,569 INFO L226 Difference]: Without dead ends: 5925 [2022-11-25 17:38:12,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:38:12,585 INFO L413 NwaCegarLoop]: 3073 mSDtfsCounter, 2156 mSDsluCounter, 7658 mSDsCounter, 0 mSdLazyCounter, 5928 mSolverCounterSat, 1573 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2265 SdHoareTripleChecker+Valid, 10731 SdHoareTripleChecker+Invalid, 7508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1573 IncrementalHoareTripleChecker+Valid, 5928 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:38:12,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2265 Valid, 10731 Invalid, 7508 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1573 Valid, 5928 Invalid, 7 Unknown, 0 Unchecked, 33.1s Time] [2022-11-25 17:38:12,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5925 states. [2022-11-25 17:38:12,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5925 to 4946. [2022-11-25 17:38:12,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4946 states, 3730 states have (on average 1.3549597855227882) internal successors, (5054), 3782 states have internal predecessors, (5054), 942 states have call successors, (942), 271 states have call predecessors, (942), 270 states have return successors, (941), 924 states have call predecessors, (941), 938 states have call successors, (941) [2022-11-25 17:38:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4946 states to 4946 states and 6937 transitions. [2022-11-25 17:38:12,819 INFO L78 Accepts]: Start accepts. Automaton has 4946 states and 6937 transitions. Word has length 271 [2022-11-25 17:38:12,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:38:12,820 INFO L495 AbstractCegarLoop]: Abstraction has 4946 states and 6937 transitions. [2022-11-25 17:38:12,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:38:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4946 states and 6937 transitions. [2022-11-25 17:38:12,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-25 17:38:12,828 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:38:12,828 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:12,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:38:12,829 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:38:12,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:38:12,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1882723406, now seen corresponding path program 1 times [2022-11-25 17:38:12,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:38:12,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495281354] [2022-11-25 17:38:12,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:38:12,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:38:13,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:38:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:38:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:38:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:38:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:38:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:38:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:38:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:38:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:38:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:38:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:38:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 17:38:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 17:38:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-25 17:38:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-25 17:38:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 17:38:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:38:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 17:38:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:14,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:15,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:15,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-25 17:38:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:15,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 17:38:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:15,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-25 17:38:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-25 17:38:15,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:38:15,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495281354] [2022-11-25 17:38:15,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495281354] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:38:15,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:38:15,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:38:15,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048155893] [2022-11-25 17:38:15,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:38:15,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:38:15,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:38:15,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:38:15,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:38:15,197 INFO L87 Difference]: Start difference. First operand 4946 states and 6937 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:38:17,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:38:19,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:38:21,462 WARN L539 Checker$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 17:38:26,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:38:28,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:38:31,526 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 17:38:53,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:38:53,493 INFO L93 Difference]: Finished difference Result 8648 states and 12094 transitions. [2022-11-25 17:38:53,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:38:53,493 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 271 [2022-11-25 17:38:53,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:38:53,519 INFO L225 Difference]: With dead ends: 8648 [2022-11-25 17:38:53,519 INFO L226 Difference]: Without dead ends: 5935 [2022-11-25 17:38:53,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2022-11-25 17:38:53,530 INFO L413 NwaCegarLoop]: 3107 mSDtfsCounter, 2948 mSDsluCounter, 14461 mSDsCounter, 0 mSdLazyCounter, 9431 mSolverCounterSat, 2297 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 17568 SdHoareTripleChecker+Invalid, 11734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2297 IncrementalHoareTripleChecker+Valid, 9431 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:38:53,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3058 Valid, 17568 Invalid, 11734 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2297 Valid, 9431 Invalid, 6 Unknown, 0 Unchecked, 37.5s Time] [2022-11-25 17:38:53,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5935 states. [2022-11-25 17:38:53,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5935 to 4956. [2022-11-25 17:38:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4956 states, 3738 states have (on average 1.3542001070090959) internal successors, (5062), 3790 states have internal predecessors, (5062), 942 states have call successors, (942), 271 states have call predecessors, (942), 272 states have return successors, (943), 926 states have call predecessors, (943), 938 states have call successors, (943) [2022-11-25 17:38:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4956 states to 4956 states and 6947 transitions. [2022-11-25 17:38:53,766 INFO L78 Accepts]: Start accepts. Automaton has 4956 states and 6947 transitions. Word has length 271 [2022-11-25 17:38:53,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:38:53,770 INFO L495 AbstractCegarLoop]: Abstraction has 4956 states and 6947 transitions. [2022-11-25 17:38:53,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 5 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:38:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 4956 states and 6947 transitions. [2022-11-25 17:38:53,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-11-25 17:38:53,778 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:38:53,779 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:53,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 17:38:53,780 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:38:53,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:38:53,781 INFO L85 PathProgramCache]: Analyzing trace with hash 861655052, now seen corresponding path program 1 times [2022-11-25 17:38:53,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:38:53,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240800304] [2022-11-25 17:38:53,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:38:53,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:38:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:38:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:38:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:38:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:38:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:38:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:38:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:38:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:58,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:38:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:38:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:38:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:38:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:38:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:38:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 17:38:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 17:38:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-11-25 17:38:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-25 17:38:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-25 17:38:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 17:38:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 17:38:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:38:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:38:59,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-11-25 17:38:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:39:00,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-11-25 17:39:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:39:00,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2022-11-25 17:39:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:39:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-25 17:39:00,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:39:00,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240800304] [2022-11-25 17:39:00,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240800304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:39:00,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:39:00,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-25 17:39:00,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109097854] [2022-11-25 17:39:00,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:39:00,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-25 17:39:00,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:39:00,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-25 17:39:00,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2022-11-25 17:39:00,028 INFO L87 Difference]: Start difference. First operand 4956 states and 6947 transitions. Second operand has 13 states, 13 states have (on average 9.0) internal successors, (117), 8 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:39:02,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:04,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:06,292 WARN L539 Checker$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 17:39:18,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:20,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:22,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:26,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:28,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:30,372 WARN L539 Checker$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 17:39:32,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:34,395 WARN L539 Checker$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 17:39:36,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:38,411 WARN L539 Checker$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 17:39:40,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:42,432 WARN L539 Checker$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 17:39:44,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:39:46,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:17,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:40:17,947 INFO L93 Difference]: Finished difference Result 10939 states and 15536 transitions. [2022-11-25 17:40:17,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-25 17:40:17,948 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.0) internal successors, (117), 8 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 2 states have call successors, (28) Word has length 271 [2022-11-25 17:40:17,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:40:17,973 INFO L225 Difference]: With dead ends: 10939 [2022-11-25 17:40:17,973 INFO L226 Difference]: Without dead ends: 6023 [2022-11-25 17:40:17,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2022-11-25 17:40:17,988 INFO L413 NwaCegarLoop]: 3133 mSDtfsCounter, 2239 mSDsluCounter, 26795 mSDsCounter, 0 mSdLazyCounter, 16680 mSolverCounterSat, 1601 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2374 SdHoareTripleChecker+Valid, 29928 SdHoareTripleChecker+Invalid, 18297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1601 IncrementalHoareTripleChecker+Valid, 16680 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.6s IncrementalHoareTripleChecker+Time [2022-11-25 17:40:17,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2374 Valid, 29928 Invalid, 18297 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1601 Valid, 16680 Invalid, 16 Unknown, 0 Unchecked, 76.6s Time] [2022-11-25 17:40:17,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6023 states. [2022-11-25 17:40:18,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6023 to 4966. [2022-11-25 17:40:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4966 states, 3746 states have (on average 1.3534436732514683) internal successors, (5070), 3798 states have internal predecessors, (5070), 942 states have call successors, (942), 271 states have call predecessors, (942), 274 states have return successors, (953), 928 states have call predecessors, (953), 938 states have call successors, (953) [2022-11-25 17:40:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4966 states to 4966 states and 6965 transitions. [2022-11-25 17:40:18,223 INFO L78 Accepts]: Start accepts. Automaton has 4966 states and 6965 transitions. Word has length 271 [2022-11-25 17:40:18,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:40:18,224 INFO L495 AbstractCegarLoop]: Abstraction has 4966 states and 6965 transitions. [2022-11-25 17:40:18,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.0) internal successors, (117), 8 states have internal predecessors, (117), 2 states have call successors, (30), 5 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 17:40:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4966 states and 6965 transitions. [2022-11-25 17:40:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-11-25 17:40:18,232 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:40:18,233 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:40:18,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 17:40:18,233 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:40:18,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:40:18,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1786981174, now seen corresponding path program 1 times [2022-11-25 17:40:18,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:40:18,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299217707] [2022-11-25 17:40:18,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:40:18,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:40:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:40:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:40:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:40:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:40:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:40:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:40:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:40:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:40:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:40:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:40:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:40:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:40:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:40:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:40:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:40:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:40:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:40:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:40:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:20,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:40:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:40:21,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:40:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 17:40:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-25 17:40:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-11-25 17:40:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-11-25 17:40:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-11-25 17:40:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2022-11-25 17:40:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-11-25 17:40:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:40:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:40:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:40:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 17:40:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-25 17:40:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-25 17:40:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2022-11-25 17:40:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:40:21,409 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2022-11-25 17:40:21,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:40:21,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299217707] [2022-11-25 17:40:21,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299217707] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:40:21,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:40:21,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:40:21,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634926817] [2022-11-25 17:40:21,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:40:21,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:40:21,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:40:21,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:40:21,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:40:21,412 INFO L87 Difference]: Start difference. First operand 4966 states and 6965 transitions. Second operand has 11 states, 11 states have (on average 11.272727272727273) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (37), 8 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-25 17:40:23,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:25,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:27,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:29,704 WARN L539 Checker$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 17:40:31,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:40,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:42,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:40:44,173 WARN L539 Checker$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 17:40:47,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:41:13,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:41:17,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:41:17,419 INFO L93 Difference]: Finished difference Result 9870 states and 13958 transitions. [2022-11-25 17:41:17,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:41:17,420 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.272727272727273) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (37), 8 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 295 [2022-11-25 17:41:17,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:41:17,457 INFO L225 Difference]: With dead ends: 9870 [2022-11-25 17:41:17,457 INFO L226 Difference]: Without dead ends: 7153 [2022-11-25 17:41:17,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2022-11-25 17:41:17,475 INFO L413 NwaCegarLoop]: 3455 mSDtfsCounter, 4662 mSDsluCounter, 13858 mSDsCounter, 0 mSdLazyCounter, 10091 mSolverCounterSat, 2639 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5034 SdHoareTripleChecker+Valid, 17313 SdHoareTripleChecker+Invalid, 12739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2639 IncrementalHoareTripleChecker+Valid, 10091 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:41:17,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5034 Valid, 17313 Invalid, 12739 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2639 Valid, 10091 Invalid, 9 Unknown, 0 Unchecked, 55.0s Time] [2022-11-25 17:41:17,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7153 states. [2022-11-25 17:41:17,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7153 to 4972. [2022-11-25 17:41:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4972 states, 3752 states have (on average 1.3528784648187633) internal successors, (5076), 3804 states have internal predecessors, (5076), 942 states have call successors, (942), 271 states have call predecessors, (942), 274 states have return successors, (953), 928 states have call predecessors, (953), 938 states have call successors, (953) [2022-11-25 17:41:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4972 states to 4972 states and 6971 transitions. [2022-11-25 17:41:17,821 INFO L78 Accepts]: Start accepts. Automaton has 4972 states and 6971 transitions. Word has length 295 [2022-11-25 17:41:17,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:41:17,822 INFO L495 AbstractCegarLoop]: Abstraction has 4972 states and 6971 transitions. [2022-11-25 17:41:17,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.272727272727273) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (37), 8 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-25 17:41:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 4972 states and 6971 transitions. [2022-11-25 17:41:17,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-11-25 17:41:17,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:41:17,835 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:41:17,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 17:41:17,836 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:41:17,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:41:17,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1447768269, now seen corresponding path program 1 times [2022-11-25 17:41:17,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:41:17,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998647995] [2022-11-25 17:41:17,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:17,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:41:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 17:41:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-25 17:41:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-25 17:41:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 17:41:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:41:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:29,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:41:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:41:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 17:41:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:41:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:41:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-25 17:41:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:41:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:41:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:41:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:41:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:41:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-25 17:41:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:41:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:41:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 17:41:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 17:41:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-25 17:41:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-25 17:41:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-25 17:41:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 17:41:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 17:41:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 17:41:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-11-25 17:41:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:41:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:41:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:41:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 17:41:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 17:41:30,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-25 17:41:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-25 17:41:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 3 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2022-11-25 17:41:30,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:41:30,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998647995] [2022-11-25 17:41:30,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998647995] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 17:41:30,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285699069] [2022-11-25 17:41:30,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:30,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:41:30,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:41:30,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:41:30,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 17:41:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:34,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 11751 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-25 17:41:34,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:41:35,857 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2022-11-25 17:41:35,857 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:41:35,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285699069] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:41:35,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 17:41:35,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 25 [2022-11-25 17:41:35,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886507674] [2022-11-25 17:41:35,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:41:35,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 17:41:35,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:41:35,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 17:41:35,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=542, Unknown=0, NotChecked=0, Total=600 [2022-11-25 17:41:35,862 INFO L87 Difference]: Start difference. First operand 4972 states and 6971 transitions. Second operand has 14 states, 13 states have (on average 10.461538461538462) internal successors, (136), 13 states have internal predecessors, (136), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 5 states have call predecessors, (34), 5 states have call successors, (34) [2022-11-25 17:41:38,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:41:38,995 INFO L93 Difference]: Finished difference Result 8162 states and 11251 transitions. [2022-11-25 17:41:38,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 17:41:38,996 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 10.461538461538462) internal successors, (136), 13 states have internal predecessors, (136), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 5 states have call predecessors, (34), 5 states have call successors, (34) Word has length 297 [2022-11-25 17:41:38,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:41:39,024 INFO L225 Difference]: With dead ends: 8162 [2022-11-25 17:41:39,024 INFO L226 Difference]: Without dead ends: 5363 [2022-11-25 17:41:39,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=121, Invalid=935, Unknown=0, NotChecked=0, Total=1056 [2022-11-25 17:41:39,039 INFO L413 NwaCegarLoop]: 4139 mSDtfsCounter, 2942 mSDsluCounter, 48637 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 1021 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2942 SdHoareTripleChecker+Valid, 52776 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1021 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:41:39,039 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2942 Valid, 52776 Invalid, 1560 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1021 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-25 17:41:39,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5363 states. [2022-11-25 17:41:39,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5363 to 4888. [2022-11-25 17:41:39,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4888 states, 3690 states have (on average 1.353929539295393) internal successors, (4996), 3741 states have internal predecessors, (4996), 926 states have call successors, (926), 269 states have call predecessors, (926), 268 states have return successors, (930), 908 states have call predecessors, (930), 920 states have call successors, (930) [2022-11-25 17:41:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 4888 states and 6852 transitions. [2022-11-25 17:41:39,457 INFO L78 Accepts]: Start accepts. Automaton has 4888 states and 6852 transitions. Word has length 297 [2022-11-25 17:41:39,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:41:39,458 INFO L495 AbstractCegarLoop]: Abstraction has 4888 states and 6852 transitions. [2022-11-25 17:41:39,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 10.461538461538462) internal successors, (136), 13 states have internal predecessors, (136), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 5 states have call predecessors, (34), 5 states have call successors, (34) [2022-11-25 17:41:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4888 states and 6852 transitions. [2022-11-25 17:41:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-25 17:41:39,464 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:41:39,465 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:41:39,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:41:39,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:41:39,691 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:41:39,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:41:39,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1129626940, now seen corresponding path program 1 times [2022-11-25 17:41:39,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:41:39,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649216243] [2022-11-25 17:41:39,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:39,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:41:40,063 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:41:40,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [700009788] [2022-11-25 17:41:40,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:40,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:41:40,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:41:40,066 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:41:40,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 17:41:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:43,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 11834 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:41:43,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:41:44,901 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-11-25 17:41:44,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:41:44,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:41:44,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649216243] [2022-11-25 17:41:44,902 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:41:44,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [700009788] [2022-11-25 17:41:44,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [700009788] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:41:44,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:41:44,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:41:44,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798987285] [2022-11-25 17:41:44,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:41:44,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:41:44,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:41:44,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:41:44,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:41:44,905 INFO L87 Difference]: Start difference. First operand 4888 states and 6852 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-25 17:41:45,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:41:45,613 INFO L93 Difference]: Finished difference Result 9684 states and 13623 transitions. [2022-11-25 17:41:45,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:41:45,613 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 292 [2022-11-25 17:41:45,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:41:45,637 INFO L225 Difference]: With dead ends: 9684 [2022-11-25 17:41:45,637 INFO L226 Difference]: Without dead ends: 4833 [2022-11-25 17:41:45,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:41:45,657 INFO L413 NwaCegarLoop]: 3830 mSDtfsCounter, 3758 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3758 SdHoareTripleChecker+Valid, 3830 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-25 17:41:45,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3758 Valid, 3830 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-25 17:41:45,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4833 states. [2022-11-25 17:41:45,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4833 to 4833. [2022-11-25 17:41:45,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4833 states, 3647 states have (on average 1.311763092953112) internal successors, (4784), 3698 states have internal predecessors, (4784), 916 states have call successors, (916), 267 states have call predecessors, (916), 266 states have return successors, (920), 898 states have call predecessors, (920), 910 states have call successors, (920) [2022-11-25 17:41:45,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 4833 states and 6620 transitions. [2022-11-25 17:41:45,955 INFO L78 Accepts]: Start accepts. Automaton has 4833 states and 6620 transitions. Word has length 292 [2022-11-25 17:41:45,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:41:45,956 INFO L495 AbstractCegarLoop]: Abstraction has 4833 states and 6620 transitions. [2022-11-25 17:41:45,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-25 17:41:45,956 INFO L276 IsEmpty]: Start isEmpty. Operand 4833 states and 6620 transitions. [2022-11-25 17:41:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-25 17:41:45,964 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:41:45,964 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:41:46,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:41:46,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:41:46,179 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:41:46,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:41:46,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1554181574, now seen corresponding path program 1 times [2022-11-25 17:41:46,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:41:46,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050298423] [2022-11-25 17:41:46,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:46,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:41:46,519 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:41:46,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [870469145] [2022-11-25 17:41:46,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:46,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:41:46,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:41:46,521 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:41:46,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 17:41:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:50,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 11837 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-25 17:41:50,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:41:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 188 proven. 3 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2022-11-25 17:41:50,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:41:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 3 proven. 57 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2022-11-25 17:41:52,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:41:52,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050298423] [2022-11-25 17:41:52,024 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:41:52,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870469145] [2022-11-25 17:41:52,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870469145] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:41:52,025 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 17:41:52,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2022-11-25 17:41:52,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655659288] [2022-11-25 17:41:52,026 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 17:41:52,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 17:41:52,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:41:52,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 17:41:52,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2022-11-25 17:41:52,029 INFO L87 Difference]: Start difference. First operand 4833 states and 6620 transitions. Second operand has 14 states, 13 states have (on average 14.23076923076923) internal successors, (185), 12 states have internal predecessors, (185), 5 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 6 states have call predecessors, (65), 5 states have call successors, (65) [2022-11-25 17:41:53,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:41:53,701 INFO L93 Difference]: Finished difference Result 9646 states and 13212 transitions. [2022-11-25 17:41:53,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:41:53,702 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 14.23076923076923) internal successors, (185), 12 states have internal predecessors, (185), 5 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 6 states have call predecessors, (65), 5 states have call successors, (65) Word has length 292 [2022-11-25 17:41:53,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:41:53,727 INFO L225 Difference]: With dead ends: 9646 [2022-11-25 17:41:53,727 INFO L226 Difference]: Without dead ends: 4833 [2022-11-25 17:41:53,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 570 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2022-11-25 17:41:53,750 INFO L413 NwaCegarLoop]: 3887 mSDtfsCounter, 1470 mSDsluCounter, 27474 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1772 SdHoareTripleChecker+Valid, 31361 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:41:53,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1772 Valid, 31361 Invalid, 279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 17:41:53,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4833 states. [2022-11-25 17:41:54,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4833 to 4833. [2022-11-25 17:41:54,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4833 states, 3647 states have (on average 1.311488894982177) internal successors, (4783), 3697 states have internal predecessors, (4783), 916 states have call successors, (916), 267 states have call predecessors, (916), 266 states have return successors, (920), 898 states have call predecessors, (920), 910 states have call successors, (920) [2022-11-25 17:41:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 4833 states and 6619 transitions. [2022-11-25 17:41:54,130 INFO L78 Accepts]: Start accepts. Automaton has 4833 states and 6619 transitions. Word has length 292 [2022-11-25 17:41:54,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:41:54,131 INFO L495 AbstractCegarLoop]: Abstraction has 4833 states and 6619 transitions. [2022-11-25 17:41:54,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 14.23076923076923) internal successors, (185), 12 states have internal predecessors, (185), 5 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 6 states have call predecessors, (65), 5 states have call successors, (65) [2022-11-25 17:41:54,132 INFO L276 IsEmpty]: Start isEmpty. Operand 4833 states and 6619 transitions. [2022-11-25 17:41:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-25 17:41:54,139 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:41:54,140 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:41:54,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:41:54,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-25 17:41:54,355 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:41:54,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:41:54,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1307169763, now seen corresponding path program 1 times [2022-11-25 17:41:54,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:41:54,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918396591] [2022-11-25 17:41:54,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:54,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:41:54,778 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:41:54,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1089501523] [2022-11-25 17:41:54,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:41:54,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:41:54,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:41:54,780 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:41:54,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 17:41:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:41:59,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 11855 conjuncts, 260 conjunts are in the unsatisfiable core [2022-11-25 17:41:59,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:41:59,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 17:41:59,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 17:41:59,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2022-11-25 17:41:59,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-25 17:42:00,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-25 17:42:00,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2022-11-25 17:42:00,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2022-11-25 17:42:00,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-25 17:42:00,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-25 17:42:00,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2022-11-25 17:42:01,830 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_3584 Int)) (= (store |c_old(#memory_$Pointer$.base)| |c_atomic_inc_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.base)| |c_atomic_inc_#in~v#1.base|) |c_atomic_inc_#in~v#1.offset| v_ArrVal_3584)) |c_#memory_$Pointer$.base|)) (exists ((v_ArrVal_3582 Int)) (= (store |c_old(#memory_$Pointer$.offset)| |c_atomic_inc_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.offset)| |c_atomic_inc_#in~v#1.base|) |c_atomic_inc_#in~v#1.offset| v_ArrVal_3582)) |c_#memory_$Pointer$.offset|))) is different from true [2022-11-25 17:42:01,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-25 17:42:01,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2022-11-25 17:42:01,974 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_3586 Int)) (= (store |c_old(#memory_$Pointer$.offset)| |c_atomic_dec_and_test_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.offset)| |c_atomic_dec_and_test_#in~v#1.base|) |c_atomic_dec_and_test_#in~v#1.offset| v_ArrVal_3586)) |c_#memory_$Pointer$.offset|)) (exists ((v_ArrVal_3588 Int)) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_atomic_dec_and_test_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.base)| |c_atomic_dec_and_test_#in~v#1.base|) |c_atomic_dec_and_test_#in~v#1.offset| v_ArrVal_3588))))) is different from true [2022-11-25 17:42:02,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2022-11-25 17:42:02,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-25 17:42:02,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2022-11-25 17:42:02,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-11-25 17:42:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 145 proven. 26 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-11-25 17:42:02,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:42:05,766 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2022-11-25 17:42:05,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:42:05,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918396591] [2022-11-25 17:42:05,767 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:42:05,767 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089501523] [2022-11-25 17:42:05,767 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089501523] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-25 17:42:05,767 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 17:42:05,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [24] total 35 [2022-11-25 17:42:05,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406341354] [2022-11-25 17:42:05,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:42:05,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-25 17:42:05,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:42:05,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-25 17:42:05,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=974, Unknown=2, NotChecked=126, Total=1190 [2022-11-25 17:42:05,770 INFO L87 Difference]: Start difference. First operand 4833 states and 6619 transitions. Second operand has 13 states, 13 states have (on average 9.538461538461538) internal successors, (124), 11 states have internal predecessors, (124), 4 states have call successors, (35), 5 states have call predecessors, (35), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-25 17:42:08,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:10,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:12,021 WARN L539 Checker$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 17:42:14,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:16,045 WARN L539 Checker$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 17:42:18,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:20,070 WARN L539 Checker$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 17:42:29,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:31,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:33,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:35,376 WARN L539 Checker$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 17:42:37,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:39,398 WARN L539 Checker$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 17:42:41,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:42:47,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:43:01,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:43:57,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:43:58,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:44:03,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:44:03,610 INFO L93 Difference]: Finished difference Result 5263 states and 7306 transitions. [2022-11-25 17:44:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-25 17:44:03,611 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.538461538461538) internal successors, (124), 11 states have internal predecessors, (124), 4 states have call successors, (35), 5 states have call predecessors, (35), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 296 [2022-11-25 17:44:03,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:44:03,630 INFO L225 Difference]: With dead ends: 5263 [2022-11-25 17:44:03,630 INFO L226 Difference]: Without dead ends: 5248 [2022-11-25 17:44:03,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 554 SyntacticMatches, 4 SemanticMatches, 43 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=156, Invalid=1656, Unknown=2, NotChecked=166, Total=1980 [2022-11-25 17:44:03,634 INFO L413 NwaCegarLoop]: 4483 mSDtfsCounter, 5546 mSDsluCounter, 34641 mSDsCounter, 0 mSdLazyCounter, 17642 mSolverCounterSat, 2146 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5546 SdHoareTripleChecker+Valid, 39124 SdHoareTripleChecker+Invalid, 19803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 2146 IncrementalHoareTripleChecker+Valid, 17642 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 114.9s IncrementalHoareTripleChecker+Time [2022-11-25 17:44:03,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5546 Valid, 39124 Invalid, 19803 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [2146 Valid, 17642 Invalid, 15 Unknown, 0 Unchecked, 114.9s Time] [2022-11-25 17:44:03,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5248 states. [2022-11-25 17:44:04,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5248 to 4923. [2022-11-25 17:44:04,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4923 states, 3733 states have (on average 1.3144923653897669) internal successors, (4907), 3783 states have internal predecessors, (4907), 920 states have call successors, (920), 268 states have call predecessors, (920), 266 states have return successors, (923), 901 states have call predecessors, (923), 913 states have call successors, (923) [2022-11-25 17:44:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 4923 states and 6750 transitions. [2022-11-25 17:44:04,345 INFO L78 Accepts]: Start accepts. Automaton has 4923 states and 6750 transitions. Word has length 296 [2022-11-25 17:44:04,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:44:04,346 INFO L495 AbstractCegarLoop]: Abstraction has 4923 states and 6750 transitions. [2022-11-25 17:44:04,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.538461538461538) internal successors, (124), 11 states have internal predecessors, (124), 4 states have call successors, (35), 5 states have call predecessors, (35), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-25 17:44:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 4923 states and 6750 transitions. [2022-11-25 17:44:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-11-25 17:44:04,356 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:44:04,356 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:44:04,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:44:04,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-25 17:44:04,583 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:44:04,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:44:04,584 INFO L85 PathProgramCache]: Analyzing trace with hash 516540464, now seen corresponding path program 1 times [2022-11-25 17:44:04,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:44:04,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142625264] [2022-11-25 17:44:04,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:44:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:44:05,026 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:44:05,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [266385972] [2022-11-25 17:44:05,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:44:05,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:44:05,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:44:05,029 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:44:05,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 17:44:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:44:14,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 11870 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-25 17:44:14,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:44:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 266 proven. 3 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2022-11-25 17:44:14,549 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:44:15,456 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 15 proven. 45 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2022-11-25 17:44:15,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:44:15,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142625264] [2022-11-25 17:44:15,456 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:44:15,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [266385972] [2022-11-25 17:44:15,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [266385972] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:44:15,457 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 17:44:15,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2022-11-25 17:44:15,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191578946] [2022-11-25 17:44:15,457 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 17:44:15,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 17:44:15,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:44:15,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 17:44:15,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2022-11-25 17:44:15,460 INFO L87 Difference]: Start difference. First operand 4923 states and 6750 transitions. Second operand has 14 states, 13 states have (on average 14.461538461538462) internal successors, (188), 12 states have internal predecessors, (188), 5 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 6 states have call predecessors, (65), 5 states have call successors, (65) [2022-11-25 17:44:17,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:44:17,272 INFO L93 Difference]: Finished difference Result 9821 states and 13465 transitions. [2022-11-25 17:44:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:44:17,273 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 14.461538461538462) internal successors, (188), 12 states have internal predecessors, (188), 5 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 6 states have call predecessors, (65), 5 states have call successors, (65) Word has length 297 [2022-11-25 17:44:17,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:44:17,294 INFO L225 Difference]: With dead ends: 9821 [2022-11-25 17:44:17,294 INFO L226 Difference]: Without dead ends: 4923 [2022-11-25 17:44:17,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2022-11-25 17:44:17,309 INFO L413 NwaCegarLoop]: 3886 mSDtfsCounter, 1464 mSDsluCounter, 35204 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1764 SdHoareTripleChecker+Valid, 39090 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:44:17,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1764 Valid, 39090 Invalid, 366 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 17:44:17,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4923 states. [2022-11-25 17:44:18,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4923 to 4923. [2022-11-25 17:44:18,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4923 states, 3733 states have (on average 1.3142244843289579) internal successors, (4906), 3782 states have internal predecessors, (4906), 920 states have call successors, (920), 268 states have call predecessors, (920), 266 states have return successors, (923), 901 states have call predecessors, (923), 913 states have call successors, (923) [2022-11-25 17:44:18,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 4923 states and 6749 transitions. [2022-11-25 17:44:18,108 INFO L78 Accepts]: Start accepts. Automaton has 4923 states and 6749 transitions. Word has length 297 [2022-11-25 17:44:18,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:44:18,109 INFO L495 AbstractCegarLoop]: Abstraction has 4923 states and 6749 transitions. [2022-11-25 17:44:18,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 14.461538461538462) internal successors, (188), 12 states have internal predecessors, (188), 5 states have call successors, (65), 2 states have call predecessors, (65), 5 states have return successors, (65), 6 states have call predecessors, (65), 5 states have call successors, (65) [2022-11-25 17:44:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 4923 states and 6749 transitions. [2022-11-25 17:44:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-11-25 17:44:18,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:44:18,117 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:44:18,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:44:18,343 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-25 17:44:18,343 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION === [uvc_deleteErr0ASSERT_VIOLATIONERROR_FUNCTION, uvc_deleteErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:44:18,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:44:18,344 INFO L85 PathProgramCache]: Analyzing trace with hash -40458797, now seen corresponding path program 1 times [2022-11-25 17:44:18,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:44:18,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857369041] [2022-11-25 17:44:18,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:44:18,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:44:18,737 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:44:18,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1592997337] [2022-11-25 17:44:18,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:44:18,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:44:18,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:44:18,740 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:44:18,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f60684b5-ab94-45ca-99e4-aab0fde9dd8f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 17:44:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:44:22,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 11888 conjuncts, 245 conjunts are in the unsatisfiable core [2022-11-25 17:44:22,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:44:22,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-25 17:44:22,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2022-11-25 17:44:23,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2022-11-25 17:44:23,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2022-11-25 17:44:23,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2022-11-25 17:44:23,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-11-25 17:44:23,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2022-11-25 17:44:23,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-25 17:44:24,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 17:44:24,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2022-11-25 17:44:24,376 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-25 17:44:24,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 29 [2022-11-25 17:44:25,118 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_4595 Int)) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_atomic_inc_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.base)| |c_atomic_inc_#in~v#1.base|) |c_atomic_inc_#in~v#1.offset| v_ArrVal_4595)))) (exists ((v_ArrVal_4594 Int)) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_atomic_inc_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.offset)| |c_atomic_inc_#in~v#1.base|) |c_atomic_inc_#in~v#1.offset| v_ArrVal_4594))))) is different from true [2022-11-25 17:44:25,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-25 17:44:25,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2022-11-25 17:44:25,248 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_4598 Int)) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_atomic_dec_and_test_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.offset)| |c_atomic_dec_and_test_#in~v#1.base|) |c_atomic_dec_and_test_#in~v#1.offset| v_ArrVal_4598)))) (exists ((v_ArrVal_4599 Int)) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_atomic_dec_and_test_#in~v#1.base| (store (select |c_old(#memory_$Pointer$.base)| |c_atomic_dec_and_test_#in~v#1.base|) |c_atomic_dec_and_test_#in~v#1.offset| v_ArrVal_4599))))) is different from true [2022-11-25 17:44:25,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2022-11-25 17:44:25,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-25 17:44:25,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2022-11-25 17:44:25,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2022-11-25 17:44:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 145 proven. 27 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2022-11-25 17:44:26,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 17:44:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2022-11-25 17:44:29,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:44:29,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857369041] [2022-11-25 17:44:29,789 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:44:29,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592997337] [2022-11-25 17:44:29,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1592997337] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 17:44:29,789 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-25 17:44:29,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 14] total 37 [2022-11-25 17:44:29,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55754461] [2022-11-25 17:44:29,789 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-25 17:44:29,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-11-25 17:44:29,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:44:29,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-11-25 17:44:29,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1099, Unknown=2, NotChecked=134, Total=1332 [2022-11-25 17:44:29,793 INFO L87 Difference]: Start difference. First operand 4923 states and 6749 transitions. Second operand has 37 states, 37 states have (on average 5.45945945945946) internal successors, (202), 31 states have internal predecessors, (202), 12 states have call successors, (58), 10 states have call predecessors, (58), 8 states have return successors, (55), 13 states have call predecessors, (55), 12 states have call successors, (55) [2022-11-25 17:44:32,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:44:34,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:44:36,045 WARN L539 Checker$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 17:44:38,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:44:40,068 WARN L539 Checker$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 17:44:42,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:44:44,104 WARN L539 Checker$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 17:44:46,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:44:48,121 WARN L539 Checker$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 17:44:50,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:12,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:14,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:16,995 WARN L539 Checker$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 17:45:18,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:21,006 WARN L539 Checker$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 17:45:23,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:25,069 WARN L539 Checker$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 17:45:27,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:29,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:45:38,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []