./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --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 5574142529d95f295134c1dccd4c5dbe0383ae5c309e7dc50fd933e5702659ed --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:41:17,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:41:18,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 10:41:18,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:41:18,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:41:18,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:41:18,130 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:41:18,130 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:41:18,132 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:41:18,137 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:41:18,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:41:18,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:41:18,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:41:18,141 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:41:18,141 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:41:18,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:41:18,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:41:18,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:41:18,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:41:18,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:41:18,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:41:18,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:41:18,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:41:18,146 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:41:18,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:41:18,147 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:41:18,148 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:41:18,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:41:18,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:18,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:41:18,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:41:18,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:41:18,151 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:41:18,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:41:18,152 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:41:18,152 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:41:18,152 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:41:18,153 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:41:18,153 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:41:18,153 INFO L153 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5574142529d95f295134c1dccd4c5dbe0383ae5c309e7dc50fd933e5702659ed [2023-11-26 10:41:18,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:41:18,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:41:18,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:41:18,557 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:41:18,557 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:41:18,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i [2023-11-26 10:41:21,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:41:22,335 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:41:22,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i [2023-11-26 10:41:22,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/data/54240b9e9/f43df55313ba453ea19dda14499df2fe/FLAGa26e089ad [2023-11-26 10:41:22,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/data/54240b9e9/f43df55313ba453ea19dda14499df2fe [2023-11-26 10:41:22,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:41:22,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:41:22,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:22,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:41:22,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:41:22,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:22" (1/1) ... [2023-11-26 10:41:22,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78cf65ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:22, skipping insertion in model container [2023-11-26 10:41:22,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:22" (1/1) ... [2023-11-26 10:41:22,605 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:41:25,540 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273031,273044] [2023-11-26 10:41:25,547 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273176,273189] [2023-11-26 10:41:25,548 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273322,273335] [2023-11-26 10:41:25,548 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273487,273500] [2023-11-26 10:41:25,549 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273645,273658] [2023-11-26 10:41:25,550 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273803,273816] [2023-11-26 10:41:25,550 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273961,273974] [2023-11-26 10:41:25,551 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274121,274134] [2023-11-26 10:41:25,552 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274280,274293] [2023-11-26 10:41:25,553 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274419,274432] [2023-11-26 10:41:25,553 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274561,274574] [2023-11-26 10:41:25,554 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274710,274723] [2023-11-26 10:41:25,555 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274849,274862] [2023-11-26 10:41:25,557 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275004,275017] [2023-11-26 10:41:25,558 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275164,275177] [2023-11-26 10:41:25,566 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275315,275328] [2023-11-26 10:41:25,567 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275466,275479] [2023-11-26 10:41:25,568 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275618,275631] [2023-11-26 10:41:25,577 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275767,275780] [2023-11-26 10:41:25,578 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275915,275928] [2023-11-26 10:41:25,579 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276072,276085] [2023-11-26 10:41:25,580 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276221,276234] [2023-11-26 10:41:25,580 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276377,276390] [2023-11-26 10:41:25,581 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276530,276543] [2023-11-26 10:41:25,581 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276676,276689] [2023-11-26 10:41:25,582 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276819,276832] [2023-11-26 10:41:25,583 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276971,276984] [2023-11-26 10:41:25,584 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277117,277130] [2023-11-26 10:41:25,584 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277262,277275] [2023-11-26 10:41:25,585 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277416,277429] [2023-11-26 10:41:25,586 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277567,277580] [2023-11-26 10:41:25,587 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277722,277735] [2023-11-26 10:41:25,588 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277874,277887] [2023-11-26 10:41:25,590 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278029,278042] [2023-11-26 10:41:25,591 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278193,278206] [2023-11-26 10:41:25,592 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278349,278362] [2023-11-26 10:41:25,593 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278513,278526] [2023-11-26 10:41:25,593 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278655,278668] [2023-11-26 10:41:25,594 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278813,278826] [2023-11-26 10:41:25,596 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278980,278993] [2023-11-26 10:41:25,597 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279139,279152] [2023-11-26 10:41:25,598 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279298,279311] [2023-11-26 10:41:25,605 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279447,279460] [2023-11-26 10:41:25,605 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279594,279607] [2023-11-26 10:41:25,607 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279733,279746] [2023-11-26 10:41:25,608 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279896,279909] [2023-11-26 10:41:25,609 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280062,280075] [2023-11-26 10:41:25,609 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280226,280239] [2023-11-26 10:41:25,611 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280391,280404] [2023-11-26 10:41:25,612 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280556,280569] [2023-11-26 10:41:25,613 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280722,280735] [2023-11-26 10:41:25,614 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280887,280900] [2023-11-26 10:41:25,615 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281054,281067] [2023-11-26 10:41:25,616 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281214,281227] [2023-11-26 10:41:25,616 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281376,281389] [2023-11-26 10:41:25,617 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281535,281548] [2023-11-26 10:41:25,617 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281681,281694] [2023-11-26 10:41:25,617 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281824,281837] [2023-11-26 10:41:25,618 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281968,281981] [2023-11-26 10:41:25,618 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282111,282124] [2023-11-26 10:41:25,619 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282255,282268] [2023-11-26 10:41:25,620 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282396,282409] [2023-11-26 10:41:25,620 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282534,282547] [2023-11-26 10:41:25,621 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282692,282705] [2023-11-26 10:41:25,622 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282851,282864] [2023-11-26 10:41:25,622 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283007,283020] [2023-11-26 10:41:25,623 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283156,283169] [2023-11-26 10:41:25,624 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283308,283321] [2023-11-26 10:41:25,624 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283459,283472] [2023-11-26 10:41:25,625 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283608,283621] [2023-11-26 10:41:25,625 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283760,283773] [2023-11-26 10:41:25,626 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283908,283921] [2023-11-26 10:41:25,626 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284061,284074] [2023-11-26 10:41:25,627 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284212,284225] [2023-11-26 10:41:25,627 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284362,284375] [2023-11-26 10:41:25,629 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284509,284522] [2023-11-26 10:41:25,629 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284660,284673] [2023-11-26 10:41:25,630 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284811,284824] [2023-11-26 10:41:25,631 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284959,284972] [2023-11-26 10:41:25,631 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285125,285138] [2023-11-26 10:41:25,633 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285294,285307] [2023-11-26 10:41:25,633 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285461,285474] [2023-11-26 10:41:25,634 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285629,285642] [2023-11-26 10:41:25,634 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285779,285792] [2023-11-26 10:41:25,635 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285926,285939] [2023-11-26 10:41:25,635 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[286087,286100] [2023-11-26 10:41:25,636 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[286257,286270] [2023-11-26 10:41:25,636 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[286419,286432] [2023-11-26 10:41:25,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:25,698 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:41:25,904 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [4644] [2023-11-26 10:41:25,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [4799] [2023-11-26 10:41:25,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5192] [2023-11-26 10:41:26,082 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273031,273044] [2023-11-26 10:41:26,083 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273176,273189] [2023-11-26 10:41:26,084 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273322,273335] [2023-11-26 10:41:26,084 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273487,273500] [2023-11-26 10:41:26,085 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273645,273658] [2023-11-26 10:41:26,086 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273803,273816] [2023-11-26 10:41:26,086 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[273961,273974] [2023-11-26 10:41:26,091 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274121,274134] [2023-11-26 10:41:26,092 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274280,274293] [2023-11-26 10:41:26,092 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274419,274432] [2023-11-26 10:41:26,093 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274561,274574] [2023-11-26 10:41:26,093 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274710,274723] [2023-11-26 10:41:26,094 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[274849,274862] [2023-11-26 10:41:26,095 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275004,275017] [2023-11-26 10:41:26,096 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275164,275177] [2023-11-26 10:41:26,097 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275315,275328] [2023-11-26 10:41:26,098 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275466,275479] [2023-11-26 10:41:26,099 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275618,275631] [2023-11-26 10:41:26,099 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275767,275780] [2023-11-26 10:41:26,100 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[275915,275928] [2023-11-26 10:41:26,102 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276072,276085] [2023-11-26 10:41:26,103 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276221,276234] [2023-11-26 10:41:26,103 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276377,276390] [2023-11-26 10:41:26,104 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276530,276543] [2023-11-26 10:41:26,104 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276676,276689] [2023-11-26 10:41:26,105 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276819,276832] [2023-11-26 10:41:26,105 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[276971,276984] [2023-11-26 10:41:26,106 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277117,277130] [2023-11-26 10:41:26,106 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277262,277275] [2023-11-26 10:41:26,107 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277416,277429] [2023-11-26 10:41:26,107 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277567,277580] [2023-11-26 10:41:26,108 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277722,277735] [2023-11-26 10:41:26,108 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[277874,277887] [2023-11-26 10:41:26,109 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278029,278042] [2023-11-26 10:41:26,110 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278193,278206] [2023-11-26 10:41:26,111 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278349,278362] [2023-11-26 10:41:26,111 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278513,278526] [2023-11-26 10:41:26,112 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278655,278668] [2023-11-26 10:41:26,113 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278813,278826] [2023-11-26 10:41:26,114 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[278980,278993] [2023-11-26 10:41:26,115 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279139,279152] [2023-11-26 10:41:26,116 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279298,279311] [2023-11-26 10:41:26,116 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279447,279460] [2023-11-26 10:41:26,117 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279594,279607] [2023-11-26 10:41:26,117 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279733,279746] [2023-11-26 10:41:26,119 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[279896,279909] [2023-11-26 10:41:26,119 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280062,280075] [2023-11-26 10:41:26,120 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280226,280239] [2023-11-26 10:41:26,120 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280391,280404] [2023-11-26 10:41:26,121 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280556,280569] [2023-11-26 10:41:26,121 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280722,280735] [2023-11-26 10:41:26,122 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[280887,280900] [2023-11-26 10:41:26,123 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281054,281067] [2023-11-26 10:41:26,123 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281214,281227] [2023-11-26 10:41:26,124 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281376,281389] [2023-11-26 10:41:26,124 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281535,281548] [2023-11-26 10:41:26,125 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281681,281694] [2023-11-26 10:41:26,126 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281824,281837] [2023-11-26 10:41:26,126 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[281968,281981] [2023-11-26 10:41:26,127 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282111,282124] [2023-11-26 10:41:26,127 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282255,282268] [2023-11-26 10:41:26,128 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282396,282409] [2023-11-26 10:41:26,129 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282534,282547] [2023-11-26 10:41:26,130 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282692,282705] [2023-11-26 10:41:26,131 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[282851,282864] [2023-11-26 10:41:26,131 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283007,283020] [2023-11-26 10:41:26,132 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283156,283169] [2023-11-26 10:41:26,132 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283308,283321] [2023-11-26 10:41:26,133 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283459,283472] [2023-11-26 10:41:26,134 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283608,283621] [2023-11-26 10:41:26,134 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283760,283773] [2023-11-26 10:41:26,144 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[283908,283921] [2023-11-26 10:41:26,146 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284061,284074] [2023-11-26 10:41:26,146 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284212,284225] [2023-11-26 10:41:26,147 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284362,284375] [2023-11-26 10:41:26,148 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284509,284522] [2023-11-26 10:41:26,148 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284660,284673] [2023-11-26 10:41:26,149 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284811,284824] [2023-11-26 10:41:26,151 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[284959,284972] [2023-11-26 10:41:26,152 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285125,285138] [2023-11-26 10:41:26,153 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285294,285307] [2023-11-26 10:41:26,154 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285461,285474] [2023-11-26 10:41:26,154 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285629,285642] [2023-11-26 10:41:26,155 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285779,285792] [2023-11-26 10:41:26,155 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[285926,285939] [2023-11-26 10:41:26,155 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[286087,286100] [2023-11-26 10:41:26,156 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[286257,286270] [2023-11-26 10:41:26,156 WARN L240 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_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i[286419,286432] [2023-11-26 10:41:26,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:26,403 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:41:26,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26 WrapperNode [2023-11-26 10:41:26,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:26,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:26,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:41:26,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:41:26,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:26,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:26,655 INFO L138 Inliner]: procedures = 526, calls = 1357, calls flagged for inlining = 224, calls inlined = 135, statements flattened = 2526 [2023-11-26 10:41:26,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:26,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:41:26,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:41:26,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:41:26,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:26,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:26,681 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,205 INFO L175 MemorySlicer]: Split 338 memory accesses to 11 slices as follows [28, 7, 1, 2, 3, 21, 3, 4, 262, 5, 2]. 78 percent of accesses are in the largest equivalence class. The 107 initializations are split as follows [0, 7, 1, 2, 0, 21, 0, 4, 72, 0, 0]. The 100 writes are split as follows [24, 0, 0, 0, 0, 0, 0, 0, 71, 5, 0]. [2023-11-26 10:41:27,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:41:27,441 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:41:27,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:41:27,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:41:27,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (1/1) ... [2023-11-26 10:41:27,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:27,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:41:27,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:41:27,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad34cc8f-7a5c-4e50-aacd-0eba9bb8691e/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:41:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2023-11-26 10:41:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2023-11-26 10:41:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 10:41:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 10:41:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-11-26 10:41:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-11-26 10:41:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-11-26 10:41:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-11-26 10:41:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-26 10:41:27,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-11-26 10:41:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2023-11-26 10:41:27,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2023-11-26 10:41:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2023-11-26 10:41:27,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2023-11-26 10:41:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_read_buffer_lock_of_lego_usb_tower [2023-11-26 10:41:27,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_read_buffer_lock_of_lego_usb_tower [2023-11-26 10:41:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-26 10:41:27,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-26 10:41:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-26 10:41:27,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-26 10:41:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2023-11-26 10:41:27,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2023-11-26 10:41:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:41:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-26 10:41:27,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-26 10:41:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2023-11-26 10:41:27,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2023-11-26 10:41:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-26 10:41:27,532 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-26 10:41:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 10:41:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 10:41:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 10:41:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 10:41:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 10:41:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2023-11-26 10:41:27,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2023-11-26 10:41:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-26 10:41:27,534 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-26 10:41:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-26 10:41:27,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-26 10:41:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_112 [2023-11-26 10:41:27,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_112 [2023-11-26 10:41:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-11-26 10:41:27,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-11-26 10:41:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:41:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:41:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:41:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:41:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:41:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:41:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:41:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 10:41:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 10:41:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 10:41:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 10:41:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2023-11-26 10:41:27,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2023-11-26 10:41:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-26 10:41:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-26 10:41:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2023-11-26 10:41:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2023-11-26 10:41:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-26 10:41:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-26 10:41:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 10:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 10:41:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-11-26 10:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-11-26 10:41:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2023-11-26 10:41:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2023-11-26 10:41:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-26 10:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-26 10:41:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_disc_mutex [2023-11-26 10:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_disc_mutex [2023-11-26 10:41:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_lego_usb_tower [2023-11-26 10:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_lego_usb_tower [2023-11-26 10:41:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-11-26 10:41:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-11-26 10:41:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:41:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:41:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-26 10:41:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-26 10:41:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:41:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:41:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 10:41:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 10:41:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 10:41:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-26 10:41:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-26 10:41:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-26 10:41:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-26 10:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-26 10:41:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-26 10:41:27,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-11-26 10:41:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2023-11-26 10:41:27,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2023-11-26 10:41:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2023-11-26 10:41:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-11-26 10:41:27,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-11-26 10:41:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_disc_mutex [2023-11-26 10:41:27,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_disc_mutex [2023-11-26 10:41:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-11-26 10:41:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-11-26 10:41:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-11-26 10:41:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-11-26 10:41:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:41:27,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:41:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-26 10:41:27,559 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-26 10:41:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure tower_disconnect [2023-11-26 10:41:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure tower_disconnect [2023-11-26 10:41:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 10:41:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 10:41:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-26 10:41:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-11-26 10:41:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-11-26 10:41:27,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-11-26 10:41:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2023-11-26 10:41:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2023-11-26 10:41:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2023-11-26 10:41:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2023-11-26 10:41:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2023-11-26 10:41:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2023-11-26 10:41:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2023-11-26 10:41:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2023-11-26 10:41:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_lego_usb_tower [2023-11-26 10:41:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_lego_usb_tower [2023-11-26 10:41:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:41:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-26 10:41:27,562 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-26 10:41:27,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2023-11-26 10:41:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2023-11-26 10:41:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:41:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:41:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:41:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:41:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 10:41:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 10:41:27,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 10:41:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 10:41:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 10:41:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 10:41:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 10:41:27,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 10:41:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 10:41:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 10:41:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 10:41:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 10:41:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-26 10:41:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-26 10:41:27,566 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 10:41:27,566 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 10:41:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-26 10:41:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-26 10:41:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2023-11-26 10:41:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2023-11-26 10:41:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-26 10:41:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-26 10:41:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-26 10:41:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-26 10:41:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock_of_lego_usb_tower [2023-11-26 10:41:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock_of_lego_usb_tower [2023-11-26 10:41:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-11-26 10:41:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2023-11-26 10:41:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-11-26 10:41:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2023-11-26 10:41:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-11-26 10:41:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-11-26 10:41:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-26 10:41:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-26 10:41:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2023-11-26 10:41:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2023-11-26 10:41:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-26 10:41:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-26 10:41:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-11-26 10:41:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-11-26 10:41:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2023-11-26 10:41:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2023-11-26 10:41:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_read_buffer_lock_of_lego_usb_tower [2023-11-26 10:41:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_read_buffer_lock_of_lego_usb_tower [2023-11-26 10:41:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 10:41:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 10:41:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-26 10:41:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-26 10:41:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure tower_delete [2023-11-26 10:41:27,571 INFO L138 BoogieDeclarations]: Found implementation of procedure tower_delete [2023-11-26 10:41:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:41:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 10:41:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 10:41:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 10:41:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 10:41:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2023-11-26 10:41:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2023-11-26 10:41:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 10:41:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 10:41:27,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2023-11-26 10:41:27,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2023-11-26 10:41:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-26 10:41:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-26 10:41:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-26 10:41:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-26 10:41:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-11-26 10:41:27,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-11-26 10:41:27,574 INFO L130 BoogieDeclarations]: Found specification of procedure tower_check_for_read_packet [2023-11-26 10:41:27,575 INFO L138 BoogieDeclarations]: Found implementation of procedure tower_check_for_read_packet [2023-11-26 10:41:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:41:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:41:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:41:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:41:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:41:27,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:41:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:41:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 10:41:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 10:41:27,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 10:41:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 10:41:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure tower_abort_transfers [2023-11-26 10:41:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure tower_abort_transfers [2023-11-26 10:41:27,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_111 [2023-11-26 10:41:27,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_111 [2023-11-26 10:41:28,155 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:41:28,162 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:41:28,385 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 10:41:31,526 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:41:31,802 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:41:31,803 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 10:41:31,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:31 BoogieIcfgContainer [2023-11-26 10:41:31,804 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:41:31,806 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:41:31,806 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:41:31,809 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:41:31,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:41:22" (1/3) ... [2023-11-26 10:41:31,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2780ca2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:31, skipping insertion in model container [2023-11-26 10:41:31,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:26" (2/3) ... [2023-11-26 10:41:31,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2780ca2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:31, skipping insertion in model container [2023-11-26 10:41:31,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:31" (3/3) ... [2023-11-26 10:41:31,812 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--misc--legousbtower.ko.cil.i [2023-11-26 10:41:31,834 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:41:31,834 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-26 10:41:31,908 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:41:31,914 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=LoopHeads, 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;@5e064928, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:41:31,915 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2023-11-26 10:41:31,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 917 states, 543 states have (on average 1.3609576427255985) internal successors, (739), 588 states have internal predecessors, (739), 264 states have call successors, (264), 80 states have call predecessors, (264), 79 states have return successors, (259), 256 states have call predecessors, (259), 259 states have call successors, (259) [2023-11-26 10:41:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-26 10:41:31,935 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:31,936 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:41:31,937 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:41:31,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:31,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1298190654, now seen corresponding path program 1 times [2023-11-26 10:41:31,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:31,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337748776] [2023-11-26 10:41:31,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:31,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:41:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:41:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:41:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:41:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:41:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:41:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:41:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:41:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:33,170 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:41:33,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:33,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337748776] [2023-11-26 10:41:33,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337748776] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:33,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:33,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:41:33,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796860743] [2023-11-26 10:41:33,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:33,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:41:33,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:33,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:41:33,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:41:33,219 INFO L87 Difference]: Start difference. First operand has 917 states, 543 states have (on average 1.3609576427255985) internal successors, (739), 588 states have internal predecessors, (739), 264 states have call successors, (264), 80 states have call predecessors, (264), 79 states have return successors, (259), 256 states have call predecessors, (259), 259 states have call successors, (259) Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-26 10:41:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:38,298 INFO L93 Difference]: Finished difference Result 1795 states and 2564 transitions. [2023-11-26 10:41:38,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:41:38,301 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2023-11-26 10:41:38,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:38,338 INFO L225 Difference]: With dead ends: 1795 [2023-11-26 10:41:38,339 INFO L226 Difference]: Without dead ends: 902 [2023-11-26 10:41:38,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:41:38,354 INFO L413 NwaCegarLoop]: 786 mSDtfsCounter, 1479 mSDsluCounter, 1293 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 722 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 2329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 722 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:38,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1680 Valid, 2079 Invalid, 2329 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [722 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-26 10:41:38,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2023-11-26 10:41:38,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 902. [2023-11-26 10:41:38,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 902 states, 536 states have (on average 1.287313432835821) internal successors, (690), 576 states have internal predecessors, (690), 259 states have call successors, (259), 79 states have call predecessors, (259), 78 states have return successors, (257), 254 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-26 10:41:38,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1206 transitions. [2023-11-26 10:41:38,524 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1206 transitions. Word has length 53 [2023-11-26 10:41:38,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:38,526 INFO L495 AbstractCegarLoop]: Abstraction has 902 states and 1206 transitions. [2023-11-26 10:41:38,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-26 10:41:38,526 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1206 transitions. [2023-11-26 10:41:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-26 10:41:38,532 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:38,532 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:41:38,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:41:38,533 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:41:38,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:38,534 INFO L85 PathProgramCache]: Analyzing trace with hash -2052108118, now seen corresponding path program 1 times [2023-11-26 10:41:38,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:38,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132946482] [2023-11-26 10:41:38,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:38,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:41:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:41:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:41:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:41:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:41:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:41:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:41:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:41:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:41:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:41:39,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:39,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132946482] [2023-11-26 10:41:39,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132946482] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:39,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:39,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:41:39,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094556916] [2023-11-26 10:41:39,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:39,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:41:39,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:39,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:41:39,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:41:39,184 INFO L87 Difference]: Start difference. First operand 902 states and 1206 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-26 10:41:44,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:44,077 INFO L93 Difference]: Finished difference Result 902 states and 1206 transitions. [2023-11-26 10:41:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:41:44,078 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 58 [2023-11-26 10:41:44,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:44,085 INFO L225 Difference]: With dead ends: 902 [2023-11-26 10:41:44,086 INFO L226 Difference]: Without dead ends: 900 [2023-11-26 10:41:44,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:41:44,087 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 1448 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1646 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 2299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:44,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1646 Valid, 2047 Invalid, 2299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-26 10:41:44,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2023-11-26 10:41:44,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 900. [2023-11-26 10:41:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 900 states, 535 states have (on average 1.285981308411215) internal successors, (688), 574 states have internal predecessors, (688), 259 states have call successors, (259), 79 states have call predecessors, (259), 78 states have return successors, (257), 254 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-26 10:41:44,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1204 transitions. [2023-11-26 10:41:44,156 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1204 transitions. Word has length 58 [2023-11-26 10:41:44,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:44,156 INFO L495 AbstractCegarLoop]: Abstraction has 900 states and 1204 transitions. [2023-11-26 10:41:44,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-26 10:41:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1204 transitions. [2023-11-26 10:41:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-26 10:41:44,159 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:44,160 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:41:44,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 10:41:44,160 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:41:44,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:44,161 INFO L85 PathProgramCache]: Analyzing trace with hash 409854746, now seen corresponding path program 1 times [2023-11-26 10:41:44,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:44,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26396035] [2023-11-26 10:41:44,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:44,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:41:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:41:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:41:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:41:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:41:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:41:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:41:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:41:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:41:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-26 10:41:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:41:44,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:44,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26396035] [2023-11-26 10:41:44,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26396035] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:44,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:44,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:41:44,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364771880] [2023-11-26 10:41:44,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:44,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:41:44,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:44,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:41:44,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:41:44,864 INFO L87 Difference]: Start difference. First operand 900 states and 1204 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-26 10:41:49,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:49,357 INFO L93 Difference]: Finished difference Result 900 states and 1204 transitions. [2023-11-26 10:41:49,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:41:49,358 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 63 [2023-11-26 10:41:49,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:49,364 INFO L225 Difference]: With dead ends: 900 [2023-11-26 10:41:49,364 INFO L226 Difference]: Without dead ends: 898 [2023-11-26 10:41:49,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:41:49,366 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 1442 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 2295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:49,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1639 Valid, 2047 Invalid, 2295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1583 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2023-11-26 10:41:49,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2023-11-26 10:41:49,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 898. [2023-11-26 10:41:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 898 states, 534 states have (on average 1.2846441947565543) internal successors, (686), 572 states have internal predecessors, (686), 259 states have call successors, (259), 79 states have call predecessors, (259), 78 states have return successors, (257), 254 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-26 10:41:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 898 states and 1202 transitions. [2023-11-26 10:41:49,431 INFO L78 Accepts]: Start accepts. Automaton has 898 states and 1202 transitions. Word has length 63 [2023-11-26 10:41:49,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:49,432 INFO L495 AbstractCegarLoop]: Abstraction has 898 states and 1202 transitions. [2023-11-26 10:41:49,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-26 10:41:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1202 transitions. [2023-11-26 10:41:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-26 10:41:49,435 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:49,435 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:41:49,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 10:41:49,436 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:41:49,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:49,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1265887796, now seen corresponding path program 1 times [2023-11-26 10:41:49,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:49,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683271039] [2023-11-26 10:41:49,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:49,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:41:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:41:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:41:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:41:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:41:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:41:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:41:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:41:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:41:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-26 10:41:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 10:41:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:41:49,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:49,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683271039] [2023-11-26 10:41:49,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683271039] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:49,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:49,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:41:49,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423496100] [2023-11-26 10:41:49,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:49,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:41:49,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:49,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:41:49,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:41:49,984 INFO L87 Difference]: Start difference. First operand 898 states and 1202 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-26 10:41:53,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:53,889 INFO L93 Difference]: Finished difference Result 898 states and 1202 transitions. [2023-11-26 10:41:53,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:41:53,890 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 68 [2023-11-26 10:41:53,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:53,897 INFO L225 Difference]: With dead ends: 898 [2023-11-26 10:41:53,897 INFO L226 Difference]: Without dead ends: 896 [2023-11-26 10:41:53,898 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:41:53,899 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 1436 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 1579 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1632 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 2291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:53,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1632 Valid, 2047 Invalid, 2291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1579 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-26 10:41:53,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2023-11-26 10:41:53,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 896. [2023-11-26 10:41:53,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 533 states have (on average 1.2833020637898687) internal successors, (684), 570 states have internal predecessors, (684), 259 states have call successors, (259), 79 states have call predecessors, (259), 78 states have return successors, (257), 254 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-26 10:41:53,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1200 transitions. [2023-11-26 10:41:53,972 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1200 transitions. Word has length 68 [2023-11-26 10:41:53,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:53,972 INFO L495 AbstractCegarLoop]: Abstraction has 896 states and 1200 transitions. [2023-11-26 10:41:53,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-26 10:41:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1200 transitions. [2023-11-26 10:41:53,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-26 10:41:53,975 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:53,975 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:41:53,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 10:41:53,975 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:41:53,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:53,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1118017118, now seen corresponding path program 1 times [2023-11-26 10:41:53,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:53,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934337137] [2023-11-26 10:41:53,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:53,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:41:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:41:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:41:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:41:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:41:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:41:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:41:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:41:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:41:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-26 10:41:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 10:41:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-26 10:41:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:41:54,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:54,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934337137] [2023-11-26 10:41:54,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934337137] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:54,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:54,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:41:54,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694572750] [2023-11-26 10:41:54,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:54,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:41:54,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:54,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:41:54,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:41:54,545 INFO L87 Difference]: Start difference. First operand 896 states and 1200 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 10:41:58,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:58,754 INFO L93 Difference]: Finished difference Result 896 states and 1200 transitions. [2023-11-26 10:41:58,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:41:58,755 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2023-11-26 10:41:58,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:58,762 INFO L225 Difference]: With dead ends: 896 [2023-11-26 10:41:58,763 INFO L226 Difference]: Without dead ends: 894 [2023-11-26 10:41:58,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:41:58,764 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 1430 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 2287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:58,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1625 Valid, 2047 Invalid, 2287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-26 10:41:58,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2023-11-26 10:41:58,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 894. [2023-11-26 10:41:58,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 894 states, 532 states have (on average 1.281954887218045) internal successors, (682), 568 states have internal predecessors, (682), 259 states have call successors, (259), 79 states have call predecessors, (259), 78 states have return successors, (257), 254 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-26 10:41:58,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1198 transitions. [2023-11-26 10:41:58,866 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1198 transitions. Word has length 73 [2023-11-26 10:41:58,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:58,866 INFO L495 AbstractCegarLoop]: Abstraction has 894 states and 1198 transitions. [2023-11-26 10:41:58,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-26 10:41:58,867 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1198 transitions. [2023-11-26 10:41:58,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-26 10:41:58,869 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:58,869 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:41:58,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 10:41:58,869 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:41:58,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:58,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1060898534, now seen corresponding path program 1 times [2023-11-26 10:41:58,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:58,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125729615] [2023-11-26 10:41:58,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:58,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:41:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:41:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:41:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:41:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:41:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:41:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:41:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:41:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:41:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-26 10:41:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 10:41:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-26 10:41:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-26 10:41:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:41:59,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:59,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125729615] [2023-11-26 10:41:59,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125729615] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:59,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:59,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:41:59,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823757701] [2023-11-26 10:41:59,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:59,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:41:59,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:59,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:41:59,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:41:59,476 INFO L87 Difference]: Start difference. First operand 894 states and 1198 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-26 10:42:03,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:42:03,784 INFO L93 Difference]: Finished difference Result 894 states and 1198 transitions. [2023-11-26 10:42:03,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:42:03,785 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 78 [2023-11-26 10:42:03,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:42:03,792 INFO L225 Difference]: With dead ends: 894 [2023-11-26 10:42:03,793 INFO L226 Difference]: Without dead ends: 892 [2023-11-26 10:42:03,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-26 10:42:03,795 INFO L413 NwaCegarLoop]: 774 mSDtfsCounter, 1424 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 2047 SdHoareTripleChecker+Invalid, 2283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-26 10:42:03,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 2047 Invalid, 2283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-11-26 10:42:03,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2023-11-26 10:42:03,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 892. [2023-11-26 10:42:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 892 states, 531 states have (on average 1.28060263653484) internal successors, (680), 566 states have internal predecessors, (680), 259 states have call successors, (259), 79 states have call predecessors, (259), 78 states have return successors, (257), 254 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-26 10:42:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 892 states and 1196 transitions. [2023-11-26 10:42:03,886 INFO L78 Accepts]: Start accepts. Automaton has 892 states and 1196 transitions. Word has length 78 [2023-11-26 10:42:03,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:42:03,887 INFO L495 AbstractCegarLoop]: Abstraction has 892 states and 1196 transitions. [2023-11-26 10:42:03,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-26 10:42:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1196 transitions. [2023-11-26 10:42:03,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-26 10:42:03,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:42:03,890 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2023-11-26 10:42:03,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 10:42:03,891 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 28 more)] === [2023-11-26 10:42:03,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:42:03,892 INFO L85 PathProgramCache]: Analyzing trace with hash -290868453, now seen corresponding path program 1 times [2023-11-26 10:42:03,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:42:03,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864833662] [2023-11-26 10:42:03,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:42:03,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:42:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-26 10:42:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-26 10:42:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-26 10:42:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-26 10:42:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-26 10:42:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-26 10:42:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:42:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-26 10:42:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-26 10:42:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-26 10:42:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-26 10:42:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-26 10:42:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-26 10:42:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-26 10:42:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-26 10:42:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:42:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:42:04,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:42:04,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864833662] [2023-11-26 10:42:04,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864833662] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:42:04,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:42:04,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:42:04,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199348085] [2023-11-26 10:42:04,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:42:04,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:42:04,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:42:04,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:42:04,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:42:04,481 INFO L87 Difference]: Start difference. First operand 892 states and 1196 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16)