./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7a3d05eade687a1d31c08dcfb2b73a644a3b43dd130e742758fec15f8d397f5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:48:36,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:48:36,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 04:48:36,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:48:36,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:48:36,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:48:36,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:48:36,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:48:36,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:48:36,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:48:36,276 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:48:36,277 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:48:36,277 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:48:36,277 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:48:36,278 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:48:36,278 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:48:36,279 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:48:36,279 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:48:36,279 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:48:36,280 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:48:36,280 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:48:36,288 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:48:36,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:48:36,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:48:36,290 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:48:36,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:48:36,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:48:36,291 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:48:36,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:48:36,291 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:48:36,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:48:36,292 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:48:36,292 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:48:36,292 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:48:36,293 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:48:36,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:48:36,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:48:36,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:48:36,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:48:36,295 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:48:36,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:48:36,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:48:36,297 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:48:36,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:48:36,298 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7a3d05eade687a1d31c08dcfb2b73a644a3b43dd130e742758fec15f8d397f5 [2024-11-09 04:48:36,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:48:36,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:48:36,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:48:36,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:48:36,710 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:48:36,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i Unable to find full path for "g++" [2024-11-09 04:48:39,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:48:40,242 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:48:40,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i [2024-11-09 04:48:40,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/data/f37d21e87/42c611341ca44c6cb2235eb2e6471b3d/FLAG5ff7b5196 [2024-11-09 04:48:40,816 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/data/f37d21e87/42c611341ca44c6cb2235eb2e6471b3d [2024-11-09 04:48:40,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:48:40,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:48:40,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:48:40,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:48:40,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:48:40,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:48:40" (1/1) ... [2024-11-09 04:48:40,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce582d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:40, skipping insertion in model container [2024-11-09 04:48:40,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:48:40" (1/1) ... [2024-11-09 04:48:41,185 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:48:51,377 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659699,659712] [2024-11-09 04:48:51,382 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659844,659857] [2024-11-09 04:48:51,383 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659990,660003] [2024-11-09 04:48:51,384 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660155,660168] [2024-11-09 04:48:51,384 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660313,660326] [2024-11-09 04:48:51,385 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660471,660484] [2024-11-09 04:48:51,386 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660629,660642] [2024-11-09 04:48:51,387 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660789,660802] [2024-11-09 04:48:51,387 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660948,660961] [2024-11-09 04:48:51,388 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661087,661100] [2024-11-09 04:48:51,388 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661229,661242] [2024-11-09 04:48:51,389 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661378,661391] [2024-11-09 04:48:51,390 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661517,661530] [2024-11-09 04:48:51,391 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661672,661685] [2024-11-09 04:48:51,391 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661832,661845] [2024-11-09 04:48:51,392 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661983,661996] [2024-11-09 04:48:51,393 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662134,662147] [2024-11-09 04:48:51,393 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662286,662299] [2024-11-09 04:48:51,394 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662435,662448] [2024-11-09 04:48:51,394 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662583,662596] [2024-11-09 04:48:51,395 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662740,662753] [2024-11-09 04:48:51,396 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662889,662902] [2024-11-09 04:48:51,397 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663045,663058] [2024-11-09 04:48:51,397 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663198,663211] [2024-11-09 04:48:51,398 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663344,663357] [2024-11-09 04:48:51,399 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663487,663500] [2024-11-09 04:48:51,400 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663639,663652] [2024-11-09 04:48:51,400 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663785,663798] [2024-11-09 04:48:51,401 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663930,663943] [2024-11-09 04:48:51,402 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664084,664097] [2024-11-09 04:48:51,402 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664235,664248] [2024-11-09 04:48:51,403 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664390,664403] [2024-11-09 04:48:51,404 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664542,664555] [2024-11-09 04:48:51,405 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664697,664710] [2024-11-09 04:48:51,405 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664861,664874] [2024-11-09 04:48:51,406 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665017,665030] [2024-11-09 04:48:51,407 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665181,665194] [2024-11-09 04:48:51,407 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665323,665336] [2024-11-09 04:48:51,408 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665481,665494] [2024-11-09 04:48:51,409 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665648,665661] [2024-11-09 04:48:51,410 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665807,665820] [2024-11-09 04:48:51,410 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665966,665979] [2024-11-09 04:48:51,411 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666115,666128] [2024-11-09 04:48:51,411 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666262,666275] [2024-11-09 04:48:51,412 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666401,666414] [2024-11-09 04:48:51,412 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666564,666577] [2024-11-09 04:48:51,413 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666730,666743] [2024-11-09 04:48:51,414 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666894,666907] [2024-11-09 04:48:51,415 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667059,667072] [2024-11-09 04:48:51,415 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667224,667237] [2024-11-09 04:48:51,416 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667390,667403] [2024-11-09 04:48:51,417 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667555,667568] [2024-11-09 04:48:51,418 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667722,667735] [2024-11-09 04:48:51,418 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667882,667895] [2024-11-09 04:48:51,419 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668044,668057] [2024-11-09 04:48:51,420 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668203,668216] [2024-11-09 04:48:51,420 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668349,668362] [2024-11-09 04:48:51,421 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668492,668505] [2024-11-09 04:48:51,422 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668636,668649] [2024-11-09 04:48:51,422 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668779,668792] [2024-11-09 04:48:51,423 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668923,668936] [2024-11-09 04:48:51,424 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669064,669077] [2024-11-09 04:48:51,424 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669202,669215] [2024-11-09 04:48:51,425 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669360,669373] [2024-11-09 04:48:51,426 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669519,669532] [2024-11-09 04:48:51,426 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669675,669688] [2024-11-09 04:48:51,427 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669824,669837] [2024-11-09 04:48:51,428 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669976,669989] [2024-11-09 04:48:51,428 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670127,670140] [2024-11-09 04:48:51,429 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670276,670289] [2024-11-09 04:48:51,430 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670428,670441] [2024-11-09 04:48:51,430 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670576,670589] [2024-11-09 04:48:51,431 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670729,670742] [2024-11-09 04:48:51,431 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670880,670893] [2024-11-09 04:48:51,432 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671030,671043] [2024-11-09 04:48:51,433 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671177,671190] [2024-11-09 04:48:51,433 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671328,671341] [2024-11-09 04:48:51,434 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671479,671492] [2024-11-09 04:48:51,435 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671627,671640] [2024-11-09 04:48:51,435 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671793,671806] [2024-11-09 04:48:51,436 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671962,671975] [2024-11-09 04:48:51,437 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672129,672142] [2024-11-09 04:48:51,437 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672297,672310] [2024-11-09 04:48:51,438 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672447,672460] [2024-11-09 04:48:51,439 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672594,672607] [2024-11-09 04:48:51,439 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672755,672768] [2024-11-09 04:48:51,440 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672925,672938] [2024-11-09 04:48:51,441 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[673087,673100] [2024-11-09 04:48:51,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:48:51,553 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:48:51,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6993] [2024-11-09 04:48:51,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7228] [2024-11-09 04:48:51,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7238] [2024-11-09 04:48:52,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [10916] [2024-11-09 04:48:52,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [10919] [2024-11-09 04:48:52,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [10922] [2024-11-09 04:48:52,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [10925] [2024-11-09 04:48:52,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [14183] [2024-11-09 04:48:52,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [14186] [2024-11-09 04:48:52,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [14189] [2024-11-09 04:48:52,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [14192] [2024-11-09 04:48:52,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u16 *)argp): "ebx"); [14971] [2024-11-09 04:48:52,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u16 *)argp): "ebx"); [14974] [2024-11-09 04:48:52,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u16 *)argp): "ebx"); [14977] [2024-11-09 04:48:52,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u16 *)argp): "ebx"); [14980] [2024-11-09 04:48:52,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u16 *)argp): "ebx"); [14983] [2024-11-09 04:48:52,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)argp): "ebx"); [15021-15022] [2024-11-09 04:48:52,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)argp): "ebx"); [15025-15026] [2024-11-09 04:48:52,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)argp): "ebx"); [15029-15030] [2024-11-09 04:48:52,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)argp): "ebx"); [15033-15034] [2024-11-09 04:48:52,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)argp): "ebx"); [15037-15038] [2024-11-09 04:48:52,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((u64 *)argp): "ebx"); [15076-15077] [2024-11-09 04:48:52,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((u64 *)argp): "ebx"); [15080-15081] [2024-11-09 04:48:52,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((u64 *)argp): "ebx"); [15084-15085] [2024-11-09 04:48:52,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((u64 *)argp): "ebx"); [15088-15089] [2024-11-09 04:48:52,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((u64 *)argp): "ebx"); [15092-15093] [2024-11-09 04:48:52,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((int *)argp): "ebx"); [15267-15268] [2024-11-09 04:48:52,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((int *)argp): "ebx"); [15271-15272] [2024-11-09 04:48:52,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((int *)argp): "ebx"); [15275-15276] [2024-11-09 04:48:52,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((int *)argp): "ebx"); [15279-15280] [2024-11-09 04:48:52,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((int *)argp): "ebx"); [15283-15284] [2024-11-09 04:48:52,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" ((unsigned char *)argp), "i" (1UL)); [15297-15298] [2024-11-09 04:48:52,437 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16198] [2024-11-09 04:48:52,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16201] [2024-11-09 04:48:52,439 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16204] [2024-11-09 04:48:52,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16207] [2024-11-09 04:48:52,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16238] [2024-11-09 04:48:52,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16241] [2024-11-09 04:48:52,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16244] [2024-11-09 04:48:52,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16247] [2024-11-09 04:48:52,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16278] [2024-11-09 04:48:52,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16281] [2024-11-09 04:48:52,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16284] [2024-11-09 04:48:52,443 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16287] [2024-11-09 04:48:52,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16318] [2024-11-09 04:48:52,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16321] [2024-11-09 04:48:52,444 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16324] [2024-11-09 04:48:52,445 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16327] [2024-11-09 04:48:52,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [18595] [2024-11-09 04:48:52,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [18598] [2024-11-09 04:48:52,532 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [18601] [2024-11-09 04:48:52,532 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [18604] [2024-11-09 04:48:52,760 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659699,659712] [2024-11-09 04:48:52,762 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659844,659857] [2024-11-09 04:48:52,763 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659990,660003] [2024-11-09 04:48:52,764 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660155,660168] [2024-11-09 04:48:52,765 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660313,660326] [2024-11-09 04:48:52,766 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660471,660484] [2024-11-09 04:48:52,767 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660629,660642] [2024-11-09 04:48:52,767 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660789,660802] [2024-11-09 04:48:52,768 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660948,660961] [2024-11-09 04:48:52,768 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661087,661100] [2024-11-09 04:48:52,769 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661229,661242] [2024-11-09 04:48:52,770 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661378,661391] [2024-11-09 04:48:52,771 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661517,661530] [2024-11-09 04:48:52,772 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661672,661685] [2024-11-09 04:48:52,772 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661832,661845] [2024-11-09 04:48:52,773 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661983,661996] [2024-11-09 04:48:52,774 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662134,662147] [2024-11-09 04:48:52,775 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662286,662299] [2024-11-09 04:48:52,775 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662435,662448] [2024-11-09 04:48:52,776 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662583,662596] [2024-11-09 04:48:52,776 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662740,662753] [2024-11-09 04:48:52,777 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662889,662902] [2024-11-09 04:48:52,779 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663045,663058] [2024-11-09 04:48:52,780 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663198,663211] [2024-11-09 04:48:52,780 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663344,663357] [2024-11-09 04:48:52,781 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663487,663500] [2024-11-09 04:48:52,781 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663639,663652] [2024-11-09 04:48:52,782 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663785,663798] [2024-11-09 04:48:52,783 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663930,663943] [2024-11-09 04:48:52,783 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664084,664097] [2024-11-09 04:48:52,783 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664235,664248] [2024-11-09 04:48:52,784 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664390,664403] [2024-11-09 04:48:52,784 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664542,664555] [2024-11-09 04:48:52,785 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664697,664710] [2024-11-09 04:48:52,785 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664861,664874] [2024-11-09 04:48:52,786 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665017,665030] [2024-11-09 04:48:52,788 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665181,665194] [2024-11-09 04:48:52,789 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665323,665336] [2024-11-09 04:48:52,790 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665481,665494] [2024-11-09 04:48:52,791 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665648,665661] [2024-11-09 04:48:52,792 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665807,665820] [2024-11-09 04:48:52,794 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665966,665979] [2024-11-09 04:48:52,795 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666115,666128] [2024-11-09 04:48:52,796 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666262,666275] [2024-11-09 04:48:52,796 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666401,666414] [2024-11-09 04:48:52,797 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666564,666577] [2024-11-09 04:48:52,797 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666730,666743] [2024-11-09 04:48:52,799 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666894,666907] [2024-11-09 04:48:52,800 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667059,667072] [2024-11-09 04:48:52,800 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667224,667237] [2024-11-09 04:48:52,801 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667390,667403] [2024-11-09 04:48:52,802 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667555,667568] [2024-11-09 04:48:52,803 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667722,667735] [2024-11-09 04:48:52,805 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667882,667895] [2024-11-09 04:48:52,805 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668044,668057] [2024-11-09 04:48:52,806 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668203,668216] [2024-11-09 04:48:52,806 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668349,668362] [2024-11-09 04:48:52,807 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668492,668505] [2024-11-09 04:48:52,809 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668636,668649] [2024-11-09 04:48:52,810 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668779,668792] [2024-11-09 04:48:52,811 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668923,668936] [2024-11-09 04:48:52,811 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669064,669077] [2024-11-09 04:48:52,811 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669202,669215] [2024-11-09 04:48:52,812 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669360,669373] [2024-11-09 04:48:52,814 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669519,669532] [2024-11-09 04:48:52,815 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669675,669688] [2024-11-09 04:48:52,817 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669824,669837] [2024-11-09 04:48:52,817 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669976,669989] [2024-11-09 04:48:52,818 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670127,670140] [2024-11-09 04:48:52,819 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670276,670289] [2024-11-09 04:48:52,819 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670428,670441] [2024-11-09 04:48:52,820 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670576,670589] [2024-11-09 04:48:52,820 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670729,670742] [2024-11-09 04:48:52,822 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670880,670893] [2024-11-09 04:48:52,823 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671030,671043] [2024-11-09 04:48:52,823 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671177,671190] [2024-11-09 04:48:52,824 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671328,671341] [2024-11-09 04:48:52,824 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671479,671492] [2024-11-09 04:48:52,825 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671627,671640] [2024-11-09 04:48:52,825 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671793,671806] [2024-11-09 04:48:52,826 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671962,671975] [2024-11-09 04:48:52,826 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672129,672142] [2024-11-09 04:48:52,826 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672297,672310] [2024-11-09 04:48:52,827 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672447,672460] [2024-11-09 04:48:52,831 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672594,672607] [2024-11-09 04:48:52,831 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672755,672768] [2024-11-09 04:48:52,832 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672925,672938] [2024-11-09 04:48:52,834 WARN L250 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_744856bb-ff1f-4c59-927e-43006cc41745/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[673087,673100] [2024-11-09 04:48:52,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:48:53,305 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:48:53,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53 WrapperNode [2024-11-09 04:48:53,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:48:53,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:48:53,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:48:53,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:48:53,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:53,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,060 INFO L138 Inliner]: procedures = 980, calls = 6492, calls flagged for inlining = 458, calls inlined = 330, statements flattened = 13661 [2024-11-09 04:48:54,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:48:54,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:48:54,062 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:48:54,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:48:54,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,924 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:48:54,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:48:54,925 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:48:54,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:48:54,926 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (1/1) ... [2024-11-09 04:48:54,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:48:54,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:48:54,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:48:55,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744856bb-ff1f-4c59-927e-43006cc41745/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:48:55,086 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2024-11-09 04:48:55,086 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2024-11-09 04:48:55,087 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2024-11-09 04:48:55,087 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2024-11-09 04:48:55,087 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_DeleteNSEntry [2024-11-09 04:48:55,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_DeleteNSEntry [2024-11-09 04:48:55,087 INFO L130 BoogieDeclarations]: Found specification of procedure ncp__io2vol [2024-11-09 04:48:55,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp__io2vol [2024-11-09 04:48:55,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-09 04:48:55,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-09 04:48:55,088 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_dates [2024-11-09 04:48:55,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_dates [2024-11-09 04:48:55,088 INFO L130 BoogieDeclarations]: Found specification of procedure __ncp_start_request [2024-11-09 04:48:55,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __ncp_start_request [2024-11-09 04:48:55,089 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-09 04:48:55,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-09 04:48:55,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-09 04:48:55,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-09 04:48:55,089 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_obtain_info [2024-11-09 04:48:55,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_obtain_info [2024-11-09 04:48:55,090 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_file_write [2024-11-09 04:48:55,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_file_write [2024-11-09 04:48:55,090 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2024-11-09 04:48:55,090 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2024-11-09 04:48:55,090 INFO L130 BoogieDeclarations]: Found specification of procedure sign_packet [2024-11-09 04:48:55,091 INFO L138 BoogieDeclarations]: Found implementation of procedure sign_packet [2024-11-09 04:48:55,091 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_file_mmap_fault [2024-11-09 04:48:55,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_file_mmap_fault [2024-11-09 04:48:55,091 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_obtain_nfs_info [2024-11-09 04:48:55,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_obtain_nfs_info [2024-11-09 04:48:55,092 INFO L130 BoogieDeclarations]: Found specification of procedure grab_cache_page [2024-11-09 04:48:55,092 INFO L138 BoogieDeclarations]: Found implementation of procedure grab_cache_page [2024-11-09 04:48:55,092 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___1 [2024-11-09 04:48:55,092 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___1 [2024-11-09 04:48:55,092 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___0 [2024-11-09 04:48:55,092 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___0 [2024-11-09 04:48:55,093 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_make_open [2024-11-09 04:48:55,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_make_open [2024-11-09 04:48:55,093 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-09 04:48:55,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-09 04:48:55,093 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2024-11-09 04:48:55,093 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2024-11-09 04:48:55,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2024-11-09 04:48:55,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2024-11-09 04:48:55,094 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2024-11-09 04:48:55,094 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2024-11-09 04:48:55,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-09 04:48:55,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-09 04:48:55,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-09 04:48:55,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-09 04:48:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:48:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_ioctl [2024-11-09 04:48:55,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_ioctl [2024-11-09 04:48:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2024-11-09 04:48:55,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2024-11-09 04:48:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2024-11-09 04:48:55,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2024-11-09 04:48:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure iunique [2024-11-09 04:48:55,099 INFO L138 BoogieDeclarations]: Found implementation of procedure iunique [2024-11-09 04:48:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_le16 [2024-11-09 04:48:55,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_le16 [2024-11-09 04:48:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-09 04:48:55,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-09 04:48:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_statfs [2024-11-09 04:48:55,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_statfs [2024-11-09 04:48:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure assert_server_locked [2024-11-09 04:48:55,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_server_locked [2024-11-09 04:48:55,100 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-09 04:48:55,100 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-09 04:48:55,100 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_write_kernel [2024-11-09 04:48:55,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_write_kernel [2024-11-09 04:48:55,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-09 04:48:55,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-09 04:48:55,100 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_byte [2024-11-09 04:48:55,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_byte [2024-11-09 04:48:55,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:48:55,101 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-09 04:48:55,101 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-09 04:48:55,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~wchar_t~0~X~$Pointer$~X~int~TO~int [2024-11-09 04:48:55,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~wchar_t~0~X~$Pointer$~X~int~TO~int [2024-11-09 04:48:55,106 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_write [2024-11-09 04:48:55,106 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_write [2024-11-09 04:48:55,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-09 04:48:55,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-09 04:48:55,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:48:55,106 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_destroy_inode [2024-11-09 04:48:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_destroy_inode [2024-11-09 04:48:55,107 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_attrs [2024-11-09 04:48:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_attrs [2024-11-09 04:48:55,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-09 04:48:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-09 04:48:55,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 04:48:55,107 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 04:48:55,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 04:48:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_destroy [2024-11-09 04:48:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_destroy [2024-11-09 04:48:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-09 04:48:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-09 04:48:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_get_volume_root [2024-11-09 04:48:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_get_volume_root [2024-11-09 04:48:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-09 04:48:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-09 04:48:55,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_ncp_server [2024-11-09 04:48:55,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_ncp_server [2024-11-09 04:48:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure unload_nls [2024-11-09 04:48:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure unload_nls [2024-11-09 04:48:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_request [2024-11-09 04:48:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_request [2024-11-09 04:48:55,109 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_date_dos2unix [2024-11-09 04:48:55,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_date_dos2unix [2024-11-09 04:48:55,110 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_new_dentry [2024-11-09 04:48:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_new_dentry [2024-11-09 04:48:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2024-11-09 04:48:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2024-11-09 04:48:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 04:48:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 04:48:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure nls_tolower [2024-11-09 04:48:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure nls_tolower [2024-11-09 04:48:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:48:55,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:48:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 04:48:55,113 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 04:48:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_mutex_of_ncp_inode_info [2024-11-09 04:48:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_mutex_of_ncp_inode_info [2024-11-09 04:48:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_page [2024-11-09 04:48:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_page [2024-11-09 04:48:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2024-11-09 04:48:55,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2024-11-09 04:48:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure dir_emit [2024-11-09 04:48:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure dir_emit [2024-11-09 04:48:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 04:48:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2024-11-09 04:48:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2024-11-09 04:48:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-09 04:48:55,115 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-09 04:48:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_146 [2024-11-09 04:48:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_146 [2024-11-09 04:48:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_rmdir [2024-11-09 04:48:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_rmdir [2024-11-09 04:48:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-09 04:48:55,116 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-09 04:48:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_file_read [2024-11-09 04:48:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_file_read [2024-11-09 04:48:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2024-11-09 04:48:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2024-11-09 04:48:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2024-11-09 04:48:55,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2024-11-09 04:48:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_compat_ioctl [2024-11-09 04:48:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_compat_ioctl [2024-11-09 04:48:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure WSET_LH [2024-11-09 04:48:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure WSET_LH [2024-11-09 04:48:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 04:48:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 04:48:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure setattr_copy [2024-11-09 04:48:55,118 INFO L138 BoogieDeclarations]: Found implementation of procedure setattr_copy [2024-11-09 04:48:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2024-11-09 04:48:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2024-11-09 04:48:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2024-11-09 04:48:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2024-11-09 04:48:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2024-11-09 04:48:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2024-11-09 04:48:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_data [2024-11-09 04:48:55,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_data [2024-11-09 04:48:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:48:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 04:48:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 04:48:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-09 04:48:55,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-09 04:48:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 04:48:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2024-11-09 04:48:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2024-11-09 04:48:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_d_prune [2024-11-09 04:48:55,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_d_prune [2024-11-09 04:48:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2024-11-09 04:48:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2024-11-09 04:48:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_byte [2024-11-09 04:48:55,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_byte [2024-11-09 04:48:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_init_header [2024-11-09 04:48:55,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_init_header [2024-11-09 04:48:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure pagecache_get_page [2024-11-09 04:48:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pagecache_get_page [2024-11-09 04:48:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_mem [2024-11-09 04:48:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_mem [2024-11-09 04:48:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure kill_anon_super [2024-11-09 04:48:55,124 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_anon_super [2024-11-09 04:48:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_root_setup_lock_of_ncp_server [2024-11-09 04:48:55,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_root_setup_lock_of_ncp_server [2024-11-09 04:48:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_is_server_root [2024-11-09 04:48:55,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_is_server_root [2024-11-09 04:48:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_is_nfs_extras [2024-11-09 04:48:55,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_is_nfs_extras [2024-11-09 04:48:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_release [2024-11-09 04:48:55,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_release [2024-11-09 04:48:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-09 04:48:55,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-09 04:48:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ncpdgram_send [2024-11-09 04:48:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ncpdgram_send [2024-11-09 04:48:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2024-11-09 04:48:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2024-11-09 04:48:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-09 04:48:55,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-09 04:48:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_inode_close [2024-11-09 04:48:55,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_inode_close [2024-11-09 04:48:55,130 INFO L130 BoogieDeclarations]: Found specification of procedure NCP_FINFO [2024-11-09 04:48:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure NCP_FINFO [2024-11-09 04:48:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure ncp__vol2io [2024-11-09 04:48:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp__vol2io [2024-11-09 04:48:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_creq_mutex_of_NOT_ARG_SIGN [2024-11-09 04:48:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_creq_mutex_of_NOT_ARG_SIGN [2024-11-09 04:48:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_RenameNSEntry [2024-11-09 04:48:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_RenameNSEntry [2024-11-09 04:48:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2024-11-09 04:48:55,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2024-11-09 04:48:55,131 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2024-11-09 04:48:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2024-11-09 04:48:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_notify_change [2024-11-09 04:48:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_notify_change [2024-11-09 04:48:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_75 [2024-11-09 04:48:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_75 [2024-11-09 04:48:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_dword [2024-11-09 04:48:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_dword [2024-11-09 04:48:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-09 04:48:55,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-09 04:48:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:48:55,132 INFO L130 BoogieDeclarations]: Found specification of procedure mark_inode_dirty [2024-11-09 04:48:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_inode_dirty [2024-11-09 04:48:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_inode [2024-11-09 04:48:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_inode [2024-11-09 04:48:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_del_file_or_subdir [2024-11-09 04:48:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_del_file_or_subdir [2024-11-09 04:48:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 04:48:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 04:48:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_create_new [2024-11-09 04:48:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_create_new [2024-11-09 04:48:55,133 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2024-11-09 04:48:55,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2024-11-09 04:48:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 04:48:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 04:48:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_init_request [2024-11-09 04:48:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_init_request [2024-11-09 04:48:55,134 INFO L130 BoogieDeclarations]: Found specification of procedure PageUptodate [2024-11-09 04:48:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure PageUptodate [2024-11-09 04:48:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-09 04:48:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-09 04:48:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2024-11-09 04:48:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2024-11-09 04:48:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure NCP_SBP [2024-11-09 04:48:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure NCP_SBP [2024-11-09 04:48:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2024-11-09 04:48:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2024-11-09 04:48:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_hash_dentry [2024-11-09 04:48:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_hash_dentry [2024-11-09 04:48:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure load_nls_default [2024-11-09 04:48:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure load_nls_default [2024-11-09 04:48:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-09 04:48:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-09 04:48:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_open_create_file_or_subdir [2024-11-09 04:48:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_open_create_file_or_subdir [2024-11-09 04:48:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2024-11-09 04:48:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2024-11-09 04:48:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-09 04:48:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-09 04:48:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 04:48:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 04:48:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure WVAL_LH___0 [2024-11-09 04:48:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure WVAL_LH___0 [2024-11-09 04:48:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure d_rehash [2024-11-09 04:48:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure d_rehash [2024-11-09 04:48:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_evict_inode [2024-11-09 04:48:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_evict_inode [2024-11-09 04:48:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_show_options [2024-11-09 04:48:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_show_options [2024-11-09 04:48:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2024-11-09 04:48:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2024-11-09 04:48:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2024-11-09 04:48:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2024-11-09 04:48:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure generic_file_llseek [2024-11-09 04:48:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_file_llseek [2024-11-09 04:48:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_before_release_sock [2024-11-09 04:48:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_before_release_sock [2024-11-09 04:48:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_be16 [2024-11-09 04:48:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_be16 [2024-11-09 04:48:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_make_closed [2024-11-09 04:48:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_make_closed [2024-11-09 04:48:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-09 04:48:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-09 04:48:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_del_file_or_subdir2 [2024-11-09 04:48:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_del_file_or_subdir2 [2024-11-09 04:48:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_modify_nfs_info [2024-11-09 04:48:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_modify_nfs_info [2024-11-09 04:48:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_case_sensitive [2024-11-09 04:48:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_case_sensitive [2024-11-09 04:48:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 04:48:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 04:48:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2024-11-09 04:48:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2024-11-09 04:48:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_inodecache [2024-11-09 04:48:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_inodecache [2024-11-09 04:48:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:48:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~loff_t~0~X~~u64~0~X~int~TO~int [2024-11-09 04:48:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~loff_t~0~X~~u64~0~X~int~TO~int [2024-11-09 04:48:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure __ncp_abort_request [2024-11-09 04:48:55,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __ncp_abort_request [2024-11-09 04:48:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2024-11-09 04:48:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2024-11-09 04:48:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2024-11-09 04:48:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_unaligned_access_size [2024-11-09 04:48:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_word [2024-11-09 04:48:55,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_word [2024-11-09 04:48:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_dword_lh [2024-11-09 04:48:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_dword_lh [2024-11-09 04:48:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 04:48:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_do_request [2024-11-09 04:48:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_do_request [2024-11-09 04:48:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-09 04:48:55,151 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-09 04:48:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_inode_close___3 [2024-11-09 04:48:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_inode_close___3 [2024-11-09 04:48:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 04:48:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_date_unix2dos [2024-11-09 04:48:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_date_unix2dos [2024-11-09 04:48:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2024-11-09 04:48:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2024-11-09 04:48:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-09 04:48:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-09 04:48:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 04:48:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 04:48:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_ren_or_mov_file_or_subdir [2024-11-09 04:48:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_ren_or_mov_file_or_subdir [2024-11-09 04:48:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2024-11-09 04:48:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2024-11-09 04:48:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2024-11-09 04:48:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2024-11-09 04:48:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_creq_mutex_of_NOT_ARG_SIGN [2024-11-09 04:48:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_creq_mutex_of_NOT_ARG_SIGN [2024-11-09 04:48:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_request2 [2024-11-09 04:48:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_request2 [2024-11-09 04:48:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 04:48:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 04:48:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_init_request_s [2024-11-09 04:48:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_init_request_s [2024-11-09 04:48:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-09 04:48:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-09 04:48:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2024-11-09 04:48:55,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2024-11-09 04:48:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_lock_server [2024-11-09 04:48:55,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_lock_server [2024-11-09 04:48:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure DSET_LH [2024-11-09 04:48:55,156 INFO L138 BoogieDeclarations]: Found implementation of procedure DSET_LH [2024-11-09 04:48:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_close_file [2024-11-09 04:48:55,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_close_file [2024-11-09 04:48:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure nwsign [2024-11-09 04:48:55,156 INFO L138 BoogieDeclarations]: Found implementation of procedure nwsign [2024-11-09 04:48:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2024-11-09 04:48:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2024-11-09 04:48:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_known_namespace [2024-11-09 04:48:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_known_namespace [2024-11-09 04:48:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure load_nls [2024-11-09 04:48:55,157 INFO L138 BoogieDeclarations]: Found implementation of procedure load_nls [2024-11-09 04:48:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__double_release [2024-11-09 04:48:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__double_release [2024-11-09 04:48:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure DVAL_LH___0 [2024-11-09 04:48:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure DVAL_LH___0 [2024-11-09 04:48:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_readdir [2024-11-09 04:48:55,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_readdir [2024-11-09 04:48:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2024-11-09 04:48:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2024-11-09 04:48:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2024-11-09 04:48:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2024-11-09 04:48:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_read_kernel [2024-11-09 04:48:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_read_kernel [2024-11-09 04:48:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-09 04:48:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-09 04:48:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2024-11-09 04:48:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2024-11-09 04:48:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 04:48:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 04:48:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 04:48:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2024-11-09 04:48:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2024-11-09 04:48:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-09 04:48:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-09 04:48:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_disconnect [2024-11-09 04:48:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_disconnect [2024-11-09 04:48:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure inode_permission [2024-11-09 04:48:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure inode_permission [2024-11-09 04:48:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_extract_file_info [2024-11-09 04:48:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_extract_file_info [2024-11-09 04:48:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_modify_file_or_subdir_dos_info_path [2024-11-09 04:48:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_modify_file_or_subdir_dos_info_path [2024-11-09 04:48:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_put_super [2024-11-09 04:48:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_put_super [2024-11-09 04:48:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-11-09 04:48:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-11-09 04:48:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_lookup_volume [2024-11-09 04:48:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_lookup_volume [2024-11-09 04:48:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure __ncptcp_try_send [2024-11-09 04:48:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __ncptcp_try_send [2024-11-09 04:48:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2024-11-09 04:48:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2024-11-09 04:48:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-09 04:48:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-09 04:48:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_mmap [2024-11-09 04:48:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_mmap [2024-11-09 04:48:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_be16 [2024-11-09 04:48:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_be16 [2024-11-09 04:48:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure do_send [2024-11-09 04:48:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure do_send [2024-11-09 04:48:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2024-11-09 04:48:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2024-11-09 04:48:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_pstring [2024-11-09 04:48:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_pstring [2024-11-09 04:48:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_root_setup_lock_of_ncp_server [2024-11-09 04:48:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_root_setup_lock_of_ncp_server [2024-11-09 04:48:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2024-11-09 04:48:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2024-11-09 04:48:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_obtain_mtime [2024-11-09 04:48:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_obtain_mtime [2024-11-09 04:48:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_unlink [2024-11-09 04:48:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_unlink [2024-11-09 04:48:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_dword [2024-11-09 04:48:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_dword [2024-11-09 04:48:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2024-11-09 04:48:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2024-11-09 04:48:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure file_accessed [2024-11-09 04:48:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure file_accessed [2024-11-09 04:48:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2024-11-09 04:48:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2024-11-09 04:48:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_age_dentry [2024-11-09 04:48:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_age_dentry [2024-11-09 04:48:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_handle_path [2024-11-09 04:48:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_handle_path [2024-11-09 04:48:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2024-11-09 04:48:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2024-11-09 04:48:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2024-11-09 04:48:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2024-11-09 04:48:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-09 04:48:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-09 04:48:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:48:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:48:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 04:48:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 04:48:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-09 04:48:55,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-09 04:48:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_iget [2024-11-09 04:48:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_iget [2024-11-09 04:48:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-09 04:48:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-09 04:48:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_fill_cache [2024-11-09 04:48:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_fill_cache [2024-11-09 04:48:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_stop_tasks [2024-11-09 04:48:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_stop_tasks [2024-11-09 04:48:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_dirent [2024-11-09 04:48:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_dirent [2024-11-09 04:48:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_instantiate [2024-11-09 04:48:55,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_instantiate [2024-11-09 04:48:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_single_volume [2024-11-09 04:48:55,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_single_volume [2024-11-09 04:48:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_symlink_readpage [2024-11-09 04:48:55,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_symlink_readpage [2024-11-09 04:48:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-09 04:48:55,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-09 04:48:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure DVAL_LH [2024-11-09 04:48:55,173 INFO L138 BoogieDeclarations]: Found implementation of procedure DVAL_LH [2024-11-09 04:48:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-09 04:48:55,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-09 04:48:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_74 [2024-11-09 04:48:55,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_74 [2024-11-09 04:48:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_dword_lh [2024-11-09 04:48:55,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_dword_lh [2024-11-09 04:48:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-09 04:48:55,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-09 04:48:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 04:48:55,174 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 04:48:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2024-11-09 04:48:55,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2024-11-09 04:48:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-09 04:48:55,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-09 04:48:55,175 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageUptodate [2024-11-09 04:48:55,175 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageUptodate [2024-11-09 04:48:55,175 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2024-11-09 04:48:55,175 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2024-11-09 04:48:55,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-09 04:48:55,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-09 04:48:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_req_put [2024-11-09 04:48:55,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_req_put [2024-11-09 04:48:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-09 04:48:55,176 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-09 04:48:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-09 04:48:55,176 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-09 04:48:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_conn_valid [2024-11-09 04:48:55,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_conn_valid [2024-11-09 04:48:55,177 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-09 04:48:55,177 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-09 04:48:55,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-09 04:48:55,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-09 04:48:55,177 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_be32 [2024-11-09 04:48:55,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_be32 [2024-11-09 04:48:55,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_mutex_of_ncp_inode_info [2024-11-09 04:48:55,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_mutex_of_ncp_inode_info [2024-11-09 04:48:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_finish_request [2024-11-09 04:48:55,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_finish_request [2024-11-09 04:48:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-09 04:48:55,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-09 04:48:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_inode2 [2024-11-09 04:48:55,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_inode2 [2024-11-09 04:48:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:48:55,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:48:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:48:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2024-11-09 04:48:55,178 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2024-11-09 04:48:55,179 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_unlock_server [2024-11-09 04:48:55,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_unlock_server [2024-11-09 04:48:55,179 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2024-11-09 04:48:55,179 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2024-11-09 04:48:57,207 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:48:57,213 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:48:57,521 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 04:49:25,178 INFO L? ?]: Removed 4688 outVars from TransFormulas that were not future-live. [2024-11-09 04:49:25,180 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:49:32,507 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:49:32,507 INFO L316 CfgBuilder]: Removed 17 assume(true) statements. [2024-11-09 04:49:32,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:49:32 BoogieIcfgContainer [2024-11-09 04:49:32,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:49:32,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:49:32,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:49:32,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:49:32,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:48:40" (1/3) ... [2024-11-09 04:49:32,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2526683c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:49:32, skipping insertion in model container [2024-11-09 04:49:32,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:48:53" (2/3) ... [2024-11-09 04:49:32,522 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2526683c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:49:32, skipping insertion in model container [2024-11-09 04:49:32,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:49:32" (3/3) ... [2024-11-09 04:49:32,524 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i [2024-11-09 04:49:32,553 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:49:32,553 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2024-11-09 04:49:32,776 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:49:32,784 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@4e1859b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:49:32,785 INFO L334 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2024-11-09 04:49:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 3688 states, 2118 states have (on average 1.315391879131256) internal successors, (2786), 2220 states have internal predecessors, (2786), 1290 states have call successors, (1290), 250 states have call predecessors, (1290), 249 states have return successors, (1281), 1252 states have call predecessors, (1281), 1281 states have call successors, (1281) [2024-11-09 04:49:32,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 04:49:32,827 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:49:32,828 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:49:32,829 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:49:32,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:49:32,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1022238877, now seen corresponding path program 1 times [2024-11-09 04:49:32,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:49:32,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368261704] [2024-11-09 04:49:32,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:49:32,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:49:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:49:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 04:49:50,234 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:49:50,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368261704] [2024-11-09 04:49:50,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368261704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:49:50,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:49:50,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:49:50,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95478325] [2024-11-09 04:49:50,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:49:50,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:49:50,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:49:50,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:49:50,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:49:50,290 INFO L87 Difference]: Start difference. First operand has 3688 states, 2118 states have (on average 1.315391879131256) internal successors, (2786), 2220 states have internal predecessors, (2786), 1290 states have call successors, (1290), 250 states have call predecessors, (1290), 249 states have return successors, (1281), 1252 states have call predecessors, (1281), 1281 states have call successors, (1281) Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:49:52,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:49:54,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:08,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:10,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:10,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:50:10,488 INFO L93 Difference]: Finished difference Result 7297 states and 10977 transitions. [2024-11-09 04:50:10,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:50:10,491 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 35 [2024-11-09 04:50:10,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:50:10,551 INFO L225 Difference]: With dead ends: 7297 [2024-11-09 04:50:10,552 INFO L226 Difference]: Without dead ends: 3613 [2024-11-09 04:50:10,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:50:10,598 INFO L432 NwaCegarLoop]: 4674 mSDtfsCounter, 5179 mSDsluCounter, 4674 mSDsCounter, 0 mSdLazyCounter, 1037 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5179 SdHoareTripleChecker+Valid, 9348 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1037 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:50:10,599 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5179 Valid, 9348 Invalid, 1041 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1037 Invalid, 4 Unknown, 0 Unchecked, 19.6s Time] [2024-11-09 04:50:10,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3613 states. [2024-11-09 04:50:10,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3613 to 3613. [2024-11-09 04:50:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 2079 states have (on average 1.2794612794612794) internal successors, (2660), 2154 states have internal predecessors, (2660), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:50:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 5170 transitions. [2024-11-09 04:50:11,063 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 5170 transitions. Word has length 35 [2024-11-09 04:50:11,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:50:11,066 INFO L471 AbstractCegarLoop]: Abstraction has 3613 states and 5170 transitions. [2024-11-09 04:50:11,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:50:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 5170 transitions. [2024-11-09 04:50:11,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-09 04:50:11,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:50:11,069 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:50:11,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:50:11,070 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:50:11,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:50:11,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1186996448, now seen corresponding path program 1 times [2024-11-09 04:50:11,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:50:11,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977372165] [2024-11-09 04:50:11,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:50:11,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:50:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:50:25,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 04:50:25,823 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:50:25,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977372165] [2024-11-09 04:50:25,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977372165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:50:25,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:50:25,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:50:25,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115496396] [2024-11-09 04:50:25,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:50:25,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:50:25,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:50:25,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:50:25,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:50:25,828 INFO L87 Difference]: Start difference. First operand 3613 states and 5170 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:50:27,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:30,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:43,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:45,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:50:45,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:50:45,684 INFO L93 Difference]: Finished difference Result 3613 states and 5170 transitions. [2024-11-09 04:50:45,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:50:45,685 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 37 [2024-11-09 04:50:45,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:50:45,717 INFO L225 Difference]: With dead ends: 3613 [2024-11-09 04:50:45,717 INFO L226 Difference]: Without dead ends: 3611 [2024-11-09 04:50:45,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:50:45,721 INFO L432 NwaCegarLoop]: 4649 mSDtfsCounter, 5150 mSDsluCounter, 4649 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5150 SdHoareTripleChecker+Valid, 9298 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:50:45,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5150 Valid, 9298 Invalid, 1037 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.4s Time] [2024-11-09 04:50:45,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3611 states. [2024-11-09 04:50:45,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3611 to 3611. [2024-11-09 04:50:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3611 states, 2078 states have (on average 1.279114533205005) internal successors, (2658), 2152 states have internal predecessors, (2658), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:50:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 5168 transitions. [2024-11-09 04:50:46,013 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 5168 transitions. Word has length 37 [2024-11-09 04:50:46,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:50:46,014 INFO L471 AbstractCegarLoop]: Abstraction has 3611 states and 5168 transitions. [2024-11-09 04:50:46,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:50:46,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 5168 transitions. [2024-11-09 04:50:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 04:50:46,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:50:46,017 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:50:46,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:50:46,017 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:50:46,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:50:46,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1746681778, now seen corresponding path program 1 times [2024-11-09 04:50:46,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:50:46,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195809558] [2024-11-09 04:50:46,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:50:46,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:50:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:50:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 04:50:59,905 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:50:59,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195809558] [2024-11-09 04:50:59,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195809558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:50:59,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:50:59,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:50:59,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028625195] [2024-11-09 04:50:59,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:50:59,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:50:59,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:50:59,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:50:59,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:50:59,908 INFO L87 Difference]: Start difference. First operand 3611 states and 5168 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:51:02,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:04,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:17,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:19,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:19,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:51:19,264 INFO L93 Difference]: Finished difference Result 3611 states and 5168 transitions. [2024-11-09 04:51:19,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:51:19,266 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2024-11-09 04:51:19,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:51:19,299 INFO L225 Difference]: With dead ends: 3611 [2024-11-09 04:51:19,299 INFO L226 Difference]: Without dead ends: 3609 [2024-11-09 04:51:19,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:51:19,306 INFO L432 NwaCegarLoop]: 4647 mSDtfsCounter, 5146 mSDsluCounter, 4647 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5146 SdHoareTripleChecker+Valid, 9294 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:51:19,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5146 Valid, 9294 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.0s Time] [2024-11-09 04:51:19,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3609 states. [2024-11-09 04:51:19,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3609 to 3609. [2024-11-09 04:51:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3609 states, 2077 states have (on average 1.2787674530572941) internal successors, (2656), 2150 states have internal predecessors, (2656), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:51:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 3609 states and 5166 transitions. [2024-11-09 04:51:19,610 INFO L78 Accepts]: Start accepts. Automaton has 3609 states and 5166 transitions. Word has length 39 [2024-11-09 04:51:19,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:51:19,611 INFO L471 AbstractCegarLoop]: Abstraction has 3609 states and 5166 transitions. [2024-11-09 04:51:19,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:51:19,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3609 states and 5166 transitions. [2024-11-09 04:51:19,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 04:51:19,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:19,617 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:19,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 04:51:19,617 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:51:19,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:19,618 INFO L85 PathProgramCache]: Analyzing trace with hash 782046321, now seen corresponding path program 1 times [2024-11-09 04:51:19,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:51:19,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472712445] [2024-11-09 04:51:19,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:19,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:51:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:51:32,408 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 04:51:32,408 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:51:32,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472712445] [2024-11-09 04:51:32,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472712445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:51:32,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:51:32,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:51:32,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007480420] [2024-11-09 04:51:32,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:51:32,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:51:32,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:51:32,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:51:32,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:51:32,411 INFO L87 Difference]: Start difference. First operand 3609 states and 5166 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:51:34,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:36,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:49,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:52,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:51:52,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:51:52,126 INFO L93 Difference]: Finished difference Result 3609 states and 5166 transitions. [2024-11-09 04:51:52,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:51:52,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 41 [2024-11-09 04:51:52,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:51:52,158 INFO L225 Difference]: With dead ends: 3609 [2024-11-09 04:51:52,158 INFO L226 Difference]: Without dead ends: 3607 [2024-11-09 04:51:52,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:51:52,163 INFO L432 NwaCegarLoop]: 4645 mSDtfsCounter, 5142 mSDsluCounter, 4645 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5142 SdHoareTripleChecker+Valid, 9290 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:51:52,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5142 Valid, 9290 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 19.4s Time] [2024-11-09 04:51:52,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3607 states. [2024-11-09 04:51:52,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3607 to 3607. [2024-11-09 04:51:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3607 states, 2076 states have (on average 1.2784200385356455) internal successors, (2654), 2148 states have internal predecessors, (2654), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:51:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 3607 states and 5164 transitions. [2024-11-09 04:51:52,449 INFO L78 Accepts]: Start accepts. Automaton has 3607 states and 5164 transitions. Word has length 41 [2024-11-09 04:51:52,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:51:52,450 INFO L471 AbstractCegarLoop]: Abstraction has 3607 states and 5164 transitions. [2024-11-09 04:51:52,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 04:51:52,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3607 states and 5164 transitions. [2024-11-09 04:51:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 04:51:52,454 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:51:52,454 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:51:52,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 04:51:52,455 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:51:52,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:51:52,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1068178184, now seen corresponding path program 1 times [2024-11-09 04:51:52,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:51:52,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77821633] [2024-11-09 04:51:52,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:51:52,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:52:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:52:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:52:05,068 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:52:05,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77821633] [2024-11-09 04:52:05,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77821633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:52:05,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:52:05,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:52:05,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048666937] [2024-11-09 04:52:05,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:52:05,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:52:05,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:52:05,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:52:05,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:52:05,071 INFO L87 Difference]: Start difference. First operand 3607 states and 5164 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 04:52:07,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:09,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:22,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:24,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:24,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:52:24,968 INFO L93 Difference]: Finished difference Result 3607 states and 5164 transitions. [2024-11-09 04:52:24,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:52:24,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 49 [2024-11-09 04:52:24,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:52:24,996 INFO L225 Difference]: With dead ends: 3607 [2024-11-09 04:52:24,996 INFO L226 Difference]: Without dead ends: 3605 [2024-11-09 04:52:25,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:52:25,001 INFO L432 NwaCegarLoop]: 4643 mSDtfsCounter, 5143 mSDsluCounter, 4643 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5143 SdHoareTripleChecker+Valid, 9286 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:52:25,001 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5143 Valid, 9286 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.6s Time] [2024-11-09 04:52:25,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3605 states. [2024-11-09 04:52:25,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3605 to 3605. [2024-11-09 04:52:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3605 states, 2075 states have (on average 1.2780722891566265) internal successors, (2652), 2146 states have internal predecessors, (2652), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:52:25,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 3605 states and 5162 transitions. [2024-11-09 04:52:25,294 INFO L78 Accepts]: Start accepts. Automaton has 3605 states and 5162 transitions. Word has length 49 [2024-11-09 04:52:25,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:52:25,295 INFO L471 AbstractCegarLoop]: Abstraction has 3605 states and 5162 transitions. [2024-11-09 04:52:25,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 04:52:25,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3605 states and 5162 transitions. [2024-11-09 04:52:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 04:52:25,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:52:25,298 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:52:25,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 04:52:25,298 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:52:25,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:52:25,299 INFO L85 PathProgramCache]: Analyzing trace with hash -479113133, now seen corresponding path program 1 times [2024-11-09 04:52:25,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:52:25,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826880114] [2024-11-09 04:52:25,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:52:25,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:52:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:52:38,031 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:52:38,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:52:38,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826880114] [2024-11-09 04:52:38,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826880114] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:52:38,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:52:38,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:52:38,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670134974] [2024-11-09 04:52:38,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:52:38,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:52:38,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:52:38,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:52:38,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:52:38,035 INFO L87 Difference]: Start difference. First operand 3605 states and 5162 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-09 04:52:40,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:42,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:51,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:57,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:58,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:52:58,342 INFO L93 Difference]: Finished difference Result 3605 states and 5162 transitions. [2024-11-09 04:52:58,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:52:58,343 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 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 54 [2024-11-09 04:52:58,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:52:58,368 INFO L225 Difference]: With dead ends: 3605 [2024-11-09 04:52:58,368 INFO L226 Difference]: Without dead ends: 3603 [2024-11-09 04:52:58,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:52:58,373 INFO L432 NwaCegarLoop]: 4641 mSDtfsCounter, 5140 mSDsluCounter, 4641 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5140 SdHoareTripleChecker+Valid, 9282 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:52:58,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5140 Valid, 9282 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 20.0s Time] [2024-11-09 04:52:58,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3603 states. [2024-11-09 04:52:58,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3603 to 3603. [2024-11-09 04:52:58,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 2074 states have (on average 1.2777242044358728) internal successors, (2650), 2144 states have internal predecessors, (2650), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:52:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 5160 transitions. [2024-11-09 04:52:58,690 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 5160 transitions. Word has length 54 [2024-11-09 04:52:58,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:52:58,691 INFO L471 AbstractCegarLoop]: Abstraction has 3603 states and 5160 transitions. [2024-11-09 04:52:58,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-09 04:52:58,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 5160 transitions. [2024-11-09 04:52:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 04:52:58,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:52:58,693 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:52:58,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 04:52:58,695 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:52:58,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:52:58,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1220098527, now seen corresponding path program 1 times [2024-11-09 04:52:58,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:52:58,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730975720] [2024-11-09 04:52:58,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:52:58,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:53:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:10,788 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:53:10,788 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:53:10,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730975720] [2024-11-09 04:53:10,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730975720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:53:10,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:53:10,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:53:10,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57016945] [2024-11-09 04:53:10,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:53:10,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:53:10,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:53:10,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:53:10,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:53:10,791 INFO L87 Difference]: Start difference. First operand 3603 states and 5160 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-09 04:53:12,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:15,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:28,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:30,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:30,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:53:30,131 INFO L93 Difference]: Finished difference Result 3603 states and 5160 transitions. [2024-11-09 04:53:30,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:53:30,132 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 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 59 [2024-11-09 04:53:30,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:53:30,158 INFO L225 Difference]: With dead ends: 3603 [2024-11-09 04:53:30,158 INFO L226 Difference]: Without dead ends: 3601 [2024-11-09 04:53:30,163 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:53:30,164 INFO L432 NwaCegarLoop]: 4639 mSDtfsCounter, 5137 mSDsluCounter, 4639 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5137 SdHoareTripleChecker+Valid, 9278 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:53:30,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5137 Valid, 9278 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 19.0s Time] [2024-11-09 04:53:30,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2024-11-09 04:53:30,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 3601. [2024-11-09 04:53:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3601 states, 2073 states have (on average 1.2773757838880848) internal successors, (2648), 2142 states have internal predecessors, (2648), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:53:30,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3601 states and 5158 transitions. [2024-11-09 04:53:30,538 INFO L78 Accepts]: Start accepts. Automaton has 3601 states and 5158 transitions. Word has length 59 [2024-11-09 04:53:30,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:53:30,539 INFO L471 AbstractCegarLoop]: Abstraction has 3601 states and 5158 transitions. [2024-11-09 04:53:30,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-09 04:53:30,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 5158 transitions. [2024-11-09 04:53:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 04:53:30,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:53:30,542 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:53:30,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 04:53:30,542 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:53:30,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:53:30,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1850756647, now seen corresponding path program 1 times [2024-11-09 04:53:30,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:53:30,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590422072] [2024-11-09 04:53:30,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:30,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:53:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:53:42,041 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:53:42,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590422072] [2024-11-09 04:53:42,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590422072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:53:42,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:53:42,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:53:42,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302522353] [2024-11-09 04:53:42,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:53:42,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:53:42,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:53:42,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:53:42,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:53:42,043 INFO L87 Difference]: Start difference. First operand 3601 states and 5158 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-09 04:53:44,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:46,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:00,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:02,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:02,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:02,218 INFO L93 Difference]: Finished difference Result 3601 states and 5158 transitions. [2024-11-09 04:54:02,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:54:02,219 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 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 64 [2024-11-09 04:54:02,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:02,242 INFO L225 Difference]: With dead ends: 3601 [2024-11-09 04:54:02,242 INFO L226 Difference]: Without dead ends: 3599 [2024-11-09 04:54:02,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:54:02,246 INFO L432 NwaCegarLoop]: 4637 mSDtfsCounter, 5134 mSDsluCounter, 4637 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5134 SdHoareTripleChecker+Valid, 9274 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:02,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5134 Valid, 9274 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 19.8s Time] [2024-11-09 04:54:02,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3599 states. [2024-11-09 04:54:02,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3599 to 3599. [2024-11-09 04:54:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3599 states, 2072 states have (on average 1.277027027027027) internal successors, (2646), 2140 states have internal predecessors, (2646), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 245 states have return successors, (1254), 1240 states have call predecessors, (1254), 1254 states have call successors, (1254) [2024-11-09 04:54:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 3599 states and 5156 transitions. [2024-11-09 04:54:02,576 INFO L78 Accepts]: Start accepts. Automaton has 3599 states and 5156 transitions. Word has length 64 [2024-11-09 04:54:02,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:02,576 INFO L471 AbstractCegarLoop]: Abstraction has 3599 states and 5156 transitions. [2024-11-09 04:54:02,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-09 04:54:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 5156 transitions. [2024-11-09 04:54:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-09 04:54:02,578 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:02,578 INFO L215 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] [2024-11-09 04:54:02,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 04:54:02,579 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:54:02,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:02,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1352808818, now seen corresponding path program 1 times [2024-11-09 04:54:02,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:02,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099791285] [2024-11-09 04:54:02,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:02,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 04:54:14,830 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:14,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099791285] [2024-11-09 04:54:14,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099791285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:14,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:14,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:54:14,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649454471] [2024-11-09 04:54:14,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:14,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:54:14,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:14,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:54:14,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:54:14,834 INFO L87 Difference]: Start difference. First operand 3599 states and 5156 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-09 04:54:16,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:19,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:21,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:23,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:48,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:50,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:52,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:54,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:54:54,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:54,619 INFO L93 Difference]: Finished difference Result 7197 states and 10326 transitions. [2024-11-09 04:54:54,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:54:54,619 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 67 [2024-11-09 04:54:54,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:54,646 INFO L225 Difference]: With dead ends: 7197 [2024-11-09 04:54:54,646 INFO L226 Difference]: Without dead ends: 3604 [2024-11-09 04:54:54,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:54:54,668 INFO L432 NwaCegarLoop]: 4637 mSDtfsCounter, 1 mSDsluCounter, 13907 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 18544 SdHoareTripleChecker+Invalid, 2079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:54,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 18544 Invalid, 2079 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2071 Invalid, 8 Unknown, 0 Unchecked, 39.3s Time] [2024-11-09 04:54:54,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3604 states. [2024-11-09 04:54:54,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3604 to 3603. [2024-11-09 04:54:54,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 2075 states have (on average 1.2766265060240964) internal successors, (2649), 2143 states have internal predecessors, (2649), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 246 states have return successors, (1272), 1241 states have call predecessors, (1272), 1254 states have call successors, (1272) [2024-11-09 04:54:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 5177 transitions. [2024-11-09 04:54:54,998 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 5177 transitions. Word has length 67 [2024-11-09 04:54:54,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:54,998 INFO L471 AbstractCegarLoop]: Abstraction has 3603 states and 5177 transitions. [2024-11-09 04:54:55,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-09 04:54:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 5177 transitions. [2024-11-09 04:54:55,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-09 04:54:55,001 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:55,002 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:55,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 04:54:55,002 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:54:55,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:55,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1949566476, now seen corresponding path program 1 times [2024-11-09 04:54:55,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:55,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749598092] [2024-11-09 04:54:55,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:55,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:07,494 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:55:07,495 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:07,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749598092] [2024-11-09 04:55:07,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749598092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:07,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:07,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:55:07,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609260586] [2024-11-09 04:55:07,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:07,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:55:07,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:07,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:55:07,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:55:07,499 INFO L87 Difference]: Start difference. First operand 3603 states and 5177 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-09 04:55:09,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:55:11,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:55:25,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:55:27,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:55:27,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:27,643 INFO L93 Difference]: Finished difference Result 3603 states and 5177 transitions. [2024-11-09 04:55:27,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:55:27,644 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 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 69 [2024-11-09 04:55:27,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:27,665 INFO L225 Difference]: With dead ends: 3603 [2024-11-09 04:55:27,665 INFO L226 Difference]: Without dead ends: 3601 [2024-11-09 04:55:27,668 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:55:27,669 INFO L432 NwaCegarLoop]: 4635 mSDtfsCounter, 5131 mSDsluCounter, 4635 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5131 SdHoareTripleChecker+Valid, 9270 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:27,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5131 Valid, 9270 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.7s Time] [2024-11-09 04:55:27,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2024-11-09 04:55:28,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 3601. [2024-11-09 04:55:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3601 states, 2074 states have (on average 1.2762777242044359) internal successors, (2647), 2141 states have internal predecessors, (2647), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 246 states have return successors, (1272), 1241 states have call predecessors, (1272), 1254 states have call successors, (1272) [2024-11-09 04:55:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3601 states and 5175 transitions. [2024-11-09 04:55:28,060 INFO L78 Accepts]: Start accepts. Automaton has 3601 states and 5175 transitions. Word has length 69 [2024-11-09 04:55:28,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:28,061 INFO L471 AbstractCegarLoop]: Abstraction has 3601 states and 5175 transitions. [2024-11-09 04:55:28,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-09 04:55:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 5175 transitions. [2024-11-09 04:55:28,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-09 04:55:28,064 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:28,065 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:28,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 04:55:28,065 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:55:28,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:28,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2065129237, now seen corresponding path program 1 times [2024-11-09 04:55:28,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:28,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430304815] [2024-11-09 04:55:28,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:28,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:55:44,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:44,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430304815] [2024-11-09 04:55:44,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430304815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:44,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:44,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:55:44,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829255614] [2024-11-09 04:55:44,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:44,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:55:44,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:44,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:55:44,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:55:44,854 INFO L87 Difference]: Start difference. First operand 3601 states and 5175 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:55:46,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:55:49,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:03,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:05,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:05,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:05,387 INFO L93 Difference]: Finished difference Result 3601 states and 5175 transitions. [2024-11-09 04:56:05,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:56:05,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 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 74 [2024-11-09 04:56:05,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:05,409 INFO L225 Difference]: With dead ends: 3601 [2024-11-09 04:56:05,409 INFO L226 Difference]: Without dead ends: 3599 [2024-11-09 04:56:05,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:56:05,414 INFO L432 NwaCegarLoop]: 4633 mSDtfsCounter, 5128 mSDsluCounter, 4633 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5128 SdHoareTripleChecker+Valid, 9266 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:05,414 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5128 Valid, 9266 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 20.1s Time] [2024-11-09 04:56:05,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3599 states. [2024-11-09 04:56:05,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3599 to 3599. [2024-11-09 04:56:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3599 states, 2073 states have (on average 1.2759286058851906) internal successors, (2645), 2139 states have internal predecessors, (2645), 1256 states have call successors, (1256), 246 states have call predecessors, (1256), 246 states have return successors, (1272), 1241 states have call predecessors, (1272), 1254 states have call successors, (1272) [2024-11-09 04:56:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 3599 states and 5173 transitions. [2024-11-09 04:56:05,766 INFO L78 Accepts]: Start accepts. Automaton has 3599 states and 5173 transitions. Word has length 74 [2024-11-09 04:56:05,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:05,766 INFO L471 AbstractCegarLoop]: Abstraction has 3599 states and 5173 transitions. [2024-11-09 04:56:05,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:56:05,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 5173 transitions. [2024-11-09 04:56:05,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 04:56:05,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:05,768 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:05,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 04:56:05,769 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:56:05,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:05,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1144827042, now seen corresponding path program 1 times [2024-11-09 04:56:05,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:05,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021943870] [2024-11-09 04:56:05,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:05,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 04:56:18,544 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:18,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021943870] [2024-11-09 04:56:18,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021943870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:18,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:18,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:56:18,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455247242] [2024-11-09 04:56:18,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:18,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:56:18,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:18,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:56:18,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:56:18,546 INFO L87 Difference]: Start difference. First operand 3599 states and 5173 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:56:20,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:22,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:25,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:52,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:54,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:55,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:57,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:59,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:01,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:02,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:02,585 INFO L93 Difference]: Finished difference Result 6376 states and 9367 transitions. [2024-11-09 04:57:02,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:57:02,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 80 [2024-11-09 04:57:02,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:02,690 INFO L225 Difference]: With dead ends: 6376 [2024-11-09 04:57:02,690 INFO L226 Difference]: Without dead ends: 6374 [2024-11-09 04:57:02,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:57:02,702 INFO L432 NwaCegarLoop]: 5228 mSDtfsCounter, 4027 mSDsluCounter, 15122 mSDsCounter, 0 mSdLazyCounter, 2255 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4028 SdHoareTripleChecker+Valid, 20350 SdHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2255 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:02,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4028 Valid, 20350 Invalid, 2264 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2255 Invalid, 8 Unknown, 0 Unchecked, 43.2s Time] [2024-11-09 04:57:02,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2024-11-09 04:57:03,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 6201. [2024-11-09 04:57:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6201 states, 3678 states have (on average 1.289831430125068) internal successors, (4744), 3773 states have internal predecessors, (4744), 2081 states have call successors, (2081), 421 states have call predecessors, (2081), 418 states have return successors, (2342), 2059 states have call predecessors, (2342), 2079 states have call successors, (2342) [2024-11-09 04:57:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6201 states to 6201 states and 9167 transitions. [2024-11-09 04:57:03,549 INFO L78 Accepts]: Start accepts. Automaton has 6201 states and 9167 transitions. Word has length 80 [2024-11-09 04:57:03,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:03,550 INFO L471 AbstractCegarLoop]: Abstraction has 6201 states and 9167 transitions. [2024-11-09 04:57:03,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:57:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 6201 states and 9167 transitions. [2024-11-09 04:57:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 04:57:03,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:03,553 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:03,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 04:57:03,553 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:57:03,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:03,554 INFO L85 PathProgramCache]: Analyzing trace with hash 2120333776, now seen corresponding path program 1 times [2024-11-09 04:57:03,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:03,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959768936] [2024-11-09 04:57:03,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:03,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 04:57:17,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:17,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959768936] [2024-11-09 04:57:17,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959768936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:17,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:17,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:57:17,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721516442] [2024-11-09 04:57:17,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:17,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:57:17,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:17,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:57:17,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:57:17,864 INFO L87 Difference]: Start difference. First operand 6201 states and 9167 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 04:57:19,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:22,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:38,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:40,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:40,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:40,571 INFO L93 Difference]: Finished difference Result 6201 states and 9167 transitions. [2024-11-09 04:57:40,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:57:40,572 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (16), 2 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 79 [2024-11-09 04:57:40,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:40,624 INFO L225 Difference]: With dead ends: 6201 [2024-11-09 04:57:40,624 INFO L226 Difference]: Without dead ends: 6199 [2024-11-09 04:57:40,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:57:40,632 INFO L432 NwaCegarLoop]: 4631 mSDtfsCounter, 5125 mSDsluCounter, 4631 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5125 SdHoareTripleChecker+Valid, 9262 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:40,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 9262 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 22.0s Time] [2024-11-09 04:57:40,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6199 states. [2024-11-09 04:57:41,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6199 to 6199. [2024-11-09 04:57:41,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6199 states, 3677 states have (on average 1.2896382920859397) internal successors, (4742), 3771 states have internal predecessors, (4742), 2081 states have call successors, (2081), 421 states have call predecessors, (2081), 418 states have return successors, (2342), 2059 states have call predecessors, (2342), 2079 states have call successors, (2342) [2024-11-09 04:57:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6199 states to 6199 states and 9165 transitions. [2024-11-09 04:57:41,567 INFO L78 Accepts]: Start accepts. Automaton has 6199 states and 9165 transitions. Word has length 79 [2024-11-09 04:57:41,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:41,568 INFO L471 AbstractCegarLoop]: Abstraction has 6199 states and 9165 transitions. [2024-11-09 04:57:41,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-09 04:57:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6199 states and 9165 transitions. [2024-11-09 04:57:41,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 04:57:41,570 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:41,570 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:41,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 04:57:41,571 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:57:41,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:41,571 INFO L85 PathProgramCache]: Analyzing trace with hash 421199908, now seen corresponding path program 1 times [2024-11-09 04:57:41,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:41,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673345599] [2024-11-09 04:57:41,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:41,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:56,250 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 04:57:56,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:56,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673345599] [2024-11-09 04:57:56,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673345599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:56,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:56,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:57:56,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655499674] [2024-11-09 04:57:56,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:56,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:57:56,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:56,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:57:56,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:57:56,253 INFO L87 Difference]: Start difference. First operand 6199 states and 9165 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:57:58,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:00,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:02,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:27,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:30,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:30,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:30,656 INFO L93 Difference]: Finished difference Result 6871 states and 9999 transitions. [2024-11-09 04:58:30,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:58:30,657 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 83 [2024-11-09 04:58:30,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:30,706 INFO L225 Difference]: With dead ends: 6871 [2024-11-09 04:58:30,706 INFO L226 Difference]: Without dead ends: 6869 [2024-11-09 04:58:30,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:58:30,714 INFO L432 NwaCegarLoop]: 5007 mSDtfsCounter, 5030 mSDsluCounter, 10730 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5031 SdHoareTripleChecker+Valid, 15737 SdHoareTripleChecker+Invalid, 1835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1829 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:30,714 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5031 Valid, 15737 Invalid, 1835 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1829 Invalid, 5 Unknown, 0 Unchecked, 33.5s Time] [2024-11-09 04:58:30,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6869 states. [2024-11-09 04:58:31,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6869 to 6857. [2024-11-09 04:58:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6857 states, 4034 states have (on average 1.27689638076351) internal successors, (5151), 4134 states have internal predecessors, (5151), 2286 states have call successors, (2286), 519 states have call predecessors, (2286), 514 states have return successors, (2553), 2260 states have call predecessors, (2553), 2284 states have call successors, (2553) [2024-11-09 04:58:31,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6857 states to 6857 states and 9990 transitions. [2024-11-09 04:58:31,397 INFO L78 Accepts]: Start accepts. Automaton has 6857 states and 9990 transitions. Word has length 83 [2024-11-09 04:58:31,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:31,398 INFO L471 AbstractCegarLoop]: Abstraction has 6857 states and 9990 transitions. [2024-11-09 04:58:31,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:58:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 6857 states and 9990 transitions. [2024-11-09 04:58:31,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 04:58:31,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:31,400 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:31,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 04:58:31,401 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:58:31,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:31,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1808516567, now seen corresponding path program 1 times [2024-11-09 04:58:31,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:31,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670339021] [2024-11-09 04:58:31,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:31,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 04:58:46,686 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:46,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670339021] [2024-11-09 04:58:46,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670339021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:46,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:46,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 04:58:46,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229253917] [2024-11-09 04:58:46,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:46,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:58:46,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:46,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:58:46,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:58:46,688 INFO L87 Difference]: Start difference. First operand 6857 states and 9990 transitions. Second operand has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:58:48,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:51,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:53,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:58:55,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:45,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:46,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:48,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:50,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:59:52,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:59:52,213 INFO L93 Difference]: Finished difference Result 6857 states and 9990 transitions. [2024-11-09 04:59:52,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 04:59:52,214 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 80 [2024-11-09 04:59:52,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:59:52,268 INFO L225 Difference]: With dead ends: 6857 [2024-11-09 04:59:52,268 INFO L226 Difference]: Without dead ends: 6855 [2024-11-09 04:59:52,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:59:52,275 INFO L432 NwaCegarLoop]: 4630 mSDtfsCounter, 5118 mSDsluCounter, 11378 mSDsCounter, 0 mSdLazyCounter, 4574 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5120 SdHoareTripleChecker+Valid, 16008 SdHoareTripleChecker+Invalid, 4581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4574 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:59:52,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5120 Valid, 16008 Invalid, 4581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 4574 Invalid, 7 Unknown, 0 Unchecked, 64.2s Time] [2024-11-09 04:59:52,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6855 states. [2024-11-09 04:59:53,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6855 to 6855. [2024-11-09 04:59:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6855 states, 4033 states have (on average 1.276221175303744) internal successors, (5147), 4132 states have internal predecessors, (5147), 2286 states have call successors, (2286), 519 states have call predecessors, (2286), 514 states have return successors, (2553), 2260 states have call predecessors, (2553), 2284 states have call successors, (2553) [2024-11-09 04:59:53,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6855 states to 6855 states and 9986 transitions. [2024-11-09 04:59:53,290 INFO L78 Accepts]: Start accepts. Automaton has 6855 states and 9986 transitions. Word has length 80 [2024-11-09 04:59:53,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:59:53,290 INFO L471 AbstractCegarLoop]: Abstraction has 6855 states and 9986 transitions. [2024-11-09 04:59:53,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 04:59:53,291 INFO L276 IsEmpty]: Start isEmpty. Operand 6855 states and 9986 transitions. [2024-11-09 04:59:53,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 04:59:53,293 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:59:53,294 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:59:53,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 04:59:53,294 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 04:59:53,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:59:53,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1016694655, now seen corresponding path program 1 times [2024-11-09 04:59:53,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:59:53,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403558124] [2024-11-09 04:59:53,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:59:53,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:00:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:00:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 05:00:05,789 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:00:05,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403558124] [2024-11-09 05:00:05,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403558124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:00:05,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:00:05,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:00:05,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314574605] [2024-11-09 05:00:05,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:00:05,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:00:05,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:00:05,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:00:05,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:00:05,792 INFO L87 Difference]: Start difference. First operand 6855 states and 9986 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:00:07,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:10,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:25,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:26,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:00:26,685 INFO L93 Difference]: Finished difference Result 6855 states and 9986 transitions. [2024-11-09 05:00:26,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:00:26,685 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2024-11-09 05:00:26,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:00:26,730 INFO L225 Difference]: With dead ends: 6855 [2024-11-09 05:00:26,730 INFO L226 Difference]: Without dead ends: 6853 [2024-11-09 05:00:26,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:00:26,736 INFO L432 NwaCegarLoop]: 4627 mSDtfsCounter, 5120 mSDsluCounter, 4626 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5120 SdHoareTripleChecker+Valid, 9253 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1035 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:00:26,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5120 Valid, 9253 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1035 Invalid, 3 Unknown, 0 Unchecked, 20.0s Time] [2024-11-09 05:00:26,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6853 states. [2024-11-09 05:00:27,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6853 to 6853. [2024-11-09 05:00:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 4032 states have (on average 1.2760416666666667) internal successors, (5145), 4130 states have internal predecessors, (5145), 2286 states have call successors, (2286), 519 states have call predecessors, (2286), 514 states have return successors, (2553), 2260 states have call predecessors, (2553), 2284 states have call successors, (2553) [2024-11-09 05:00:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 9984 transitions. [2024-11-09 05:00:27,641 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 9984 transitions. Word has length 84 [2024-11-09 05:00:27,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:00:27,641 INFO L471 AbstractCegarLoop]: Abstraction has 6853 states and 9984 transitions. [2024-11-09 05:00:27,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:00:27,642 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 9984 transitions. [2024-11-09 05:00:27,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 05:00:27,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:00:27,643 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:00:27,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 05:00:27,644 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 05:00:27,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:00:27,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1214350723, now seen corresponding path program 1 times [2024-11-09 05:00:27,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:00:27,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755691667] [2024-11-09 05:00:27,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:00:27,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:00:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:00:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-09 05:00:37,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:00:37,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755691667] [2024-11-09 05:00:37,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755691667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:00:37,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:00:37,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:00:37,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438560653] [2024-11-09 05:00:37,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:00:37,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:00:37,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:00:37,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:00:37,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:00:37,658 INFO L87 Difference]: Start difference. First operand 6853 states and 9984 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:00:39,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:49,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:00:49,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:00:49,421 INFO L93 Difference]: Finished difference Result 13679 states and 20404 transitions. [2024-11-09 05:00:49,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:00:49,422 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 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 83 [2024-11-09 05:00:49,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:00:49,469 INFO L225 Difference]: With dead ends: 13679 [2024-11-09 05:00:49,469 INFO L226 Difference]: Without dead ends: 6845 [2024-11-09 05:00:49,526 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:00:49,527 INFO L432 NwaCegarLoop]: 4622 mSDtfsCounter, 5109 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5109 SdHoareTripleChecker+Valid, 4622 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:00:49,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5109 Valid, 4622 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 518 Invalid, 1 Unknown, 0 Unchecked, 10.9s Time] [2024-11-09 05:00:49,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6845 states. [2024-11-09 05:00:50,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6845 to 6845. [2024-11-09 05:00:50,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6845 states, 4025 states have (on average 1.275031055900621) internal successors, (5132), 4122 states have internal predecessors, (5132), 2286 states have call successors, (2286), 519 states have call predecessors, (2286), 514 states have return successors, (2553), 2260 states have call predecessors, (2553), 2284 states have call successors, (2553) [2024-11-09 05:00:50,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6845 states to 6845 states and 9971 transitions. [2024-11-09 05:00:50,659 INFO L78 Accepts]: Start accepts. Automaton has 6845 states and 9971 transitions. Word has length 83 [2024-11-09 05:00:50,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:00:50,659 INFO L471 AbstractCegarLoop]: Abstraction has 6845 states and 9971 transitions. [2024-11-09 05:00:50,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-09 05:00:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 6845 states and 9971 transitions. [2024-11-09 05:00:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-09 05:00:50,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:00:50,661 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:00:50,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 05:00:50,662 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 05:00:50,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:00:50,662 INFO L85 PathProgramCache]: Analyzing trace with hash 2086301122, now seen corresponding path program 1 times [2024-11-09 05:00:50,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:00:50,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886549242] [2024-11-09 05:00:50,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:00:50,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:01:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 05:01:03,504 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:01:03,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886549242] [2024-11-09 05:01:03,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886549242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:01:03,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:01:03,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:01:03,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169770043] [2024-11-09 05:01:03,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:01:03,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:01:03,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:01:03,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:01:03,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:01:03,506 INFO L87 Difference]: Start difference. First operand 6845 states and 9971 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:01:05,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:07,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:22,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:24,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:24,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:01:24,849 INFO L93 Difference]: Finished difference Result 6845 states and 9971 transitions. [2024-11-09 05:01:24,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:01:24,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 86 [2024-11-09 05:01:24,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:01:24,896 INFO L225 Difference]: With dead ends: 6845 [2024-11-09 05:01:24,896 INFO L226 Difference]: Without dead ends: 6843 [2024-11-09 05:01:24,902 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:01:24,903 INFO L432 NwaCegarLoop]: 4620 mSDtfsCounter, 5111 mSDsluCounter, 4620 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5111 SdHoareTripleChecker+Valid, 9240 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.5s IncrementalHoareTripleChecker+Time [2024-11-09 05:01:24,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5111 Valid, 9240 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 20.5s Time] [2024-11-09 05:01:24,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6843 states. [2024-11-09 05:01:26,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6843 to 6843. [2024-11-09 05:01:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6843 states, 4024 states have (on average 1.2748508946322068) internal successors, (5130), 4120 states have internal predecessors, (5130), 2286 states have call successors, (2286), 519 states have call predecessors, (2286), 514 states have return successors, (2553), 2260 states have call predecessors, (2553), 2284 states have call successors, (2553) [2024-11-09 05:01:26,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6843 states to 6843 states and 9969 transitions. [2024-11-09 05:01:26,129 INFO L78 Accepts]: Start accepts. Automaton has 6843 states and 9969 transitions. Word has length 86 [2024-11-09 05:01:26,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:01:26,129 INFO L471 AbstractCegarLoop]: Abstraction has 6843 states and 9969 transitions. [2024-11-09 05:01:26,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-09 05:01:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 6843 states and 9969 transitions. [2024-11-09 05:01:26,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-09 05:01:26,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:26,132 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:26,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 05:01:26,132 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 05:01:26,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:26,132 INFO L85 PathProgramCache]: Analyzing trace with hash 282251571, now seen corresponding path program 1 times [2024-11-09 05:01:26,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:01:26,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821874880] [2024-11-09 05:01:26,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:26,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:01:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:01:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 05:01:37,859 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:01:37,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821874880] [2024-11-09 05:01:37,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821874880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:01:37,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:01:37,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:01:37,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615047242] [2024-11-09 05:01:37,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:01:37,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:01:37,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:01:37,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:01:37,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:01:37,861 INFO L87 Difference]: Start difference. First operand 6843 states and 9969 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 05:01:39,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:42,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:58,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:01:58,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:01:58,952 INFO L93 Difference]: Finished difference Result 6843 states and 9969 transitions. [2024-11-09 05:01:58,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:01:58,952 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 91 [2024-11-09 05:01:58,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:01:58,989 INFO L225 Difference]: With dead ends: 6843 [2024-11-09 05:01:58,990 INFO L226 Difference]: Without dead ends: 6841 [2024-11-09 05:01:58,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:01:58,997 INFO L432 NwaCegarLoop]: 4618 mSDtfsCounter, 5110 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5110 SdHoareTripleChecker+Valid, 9236 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:01:58,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5110 Valid, 9236 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 20.1s Time] [2024-11-09 05:01:59,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6841 states. [2024-11-09 05:01:59,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6841 to 6841. [2024-11-09 05:01:59,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6841 states, 4023 states have (on average 1.2746706437981605) internal successors, (5128), 4118 states have internal predecessors, (5128), 2286 states have call successors, (2286), 519 states have call predecessors, (2286), 514 states have return successors, (2553), 2260 states have call predecessors, (2553), 2284 states have call successors, (2553) [2024-11-09 05:01:59,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6841 states to 6841 states and 9967 transitions. [2024-11-09 05:01:59,938 INFO L78 Accepts]: Start accepts. Automaton has 6841 states and 9967 transitions. Word has length 91 [2024-11-09 05:01:59,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:01:59,938 INFO L471 AbstractCegarLoop]: Abstraction has 6841 states and 9967 transitions. [2024-11-09 05:01:59,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-09 05:01:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6841 states and 9967 transitions. [2024-11-09 05:01:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 05:01:59,940 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:01:59,941 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:01:59,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 05:01:59,941 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2024-11-09 05:01:59,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:01:59,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1640652688, now seen corresponding path program 1 times [2024-11-09 05:01:59,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:01:59,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468400254] [2024-11-09 05:01:59,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:01:59,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:02:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat