./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/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_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E --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 0.3.0-dev-826ab2b [2024-11-14 03:18:04,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:18:04,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 03:18:04,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:18:04,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:18:04,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:18:04,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:18:04,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:18:04,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:18:04,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:18:04,241 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:18:04,241 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:18:04,241 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:18:04,241 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:18:04,241 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:18:04,241 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:18:04,242 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:18:04,242 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:18:04,242 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:18:04,242 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:18:04,242 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:18:04,242 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:18:04,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:18:04,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:18:04,243 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:18:04,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:18:04,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:18:04,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:18:04,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:18:04,244 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:18:04,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:18:04,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:18:04,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:18:04,245 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:18:04,245 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:18:04,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:18:04,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:18:04,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:18:04,246 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E 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 [2024-11-14 03:18:04,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:18:04,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:18:04,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:18:04,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:18:04,609 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:18:04,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i Unable to find full path for "g++" [2024-11-14 03:18:06,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:18:07,532 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:18:07,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i [2024-11-14 03:18:07,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/data/d019d755c/b77e8c069c5b4bdea1407d184c070184/FLAG78d223749 [2024-11-14 03:18:07,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/data/d019d755c/b77e8c069c5b4bdea1407d184c070184 [2024-11-14 03:18:07,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:18:07,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:18:07,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:18:07,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:18:07,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:18:07,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:18:07" (1/1) ... [2024-11-14 03:18:07,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@550ffabb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:07, skipping insertion in model container [2024-11-14 03:18:07,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:18:07" (1/1) ... [2024-11-14 03:18:07,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:18:16,366 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659699,659712] [2024-11-14 03:18:16,370 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659844,659857] [2024-11-14 03:18:16,371 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659990,660003] [2024-11-14 03:18:16,371 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660155,660168] [2024-11-14 03:18:16,372 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660313,660326] [2024-11-14 03:18:16,372 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660471,660484] [2024-11-14 03:18:16,373 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660629,660642] [2024-11-14 03:18:16,373 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660789,660802] [2024-11-14 03:18:16,374 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660948,660961] [2024-11-14 03:18:16,374 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661087,661100] [2024-11-14 03:18:16,375 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661229,661242] [2024-11-14 03:18:16,375 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661378,661391] [2024-11-14 03:18:16,376 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661517,661530] [2024-11-14 03:18:16,376 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661672,661685] [2024-11-14 03:18:16,376 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661832,661845] [2024-11-14 03:18:16,377 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661983,661996] [2024-11-14 03:18:16,377 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662134,662147] [2024-11-14 03:18:16,378 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662286,662299] [2024-11-14 03:18:16,378 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662435,662448] [2024-11-14 03:18:16,379 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662583,662596] [2024-11-14 03:18:16,379 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662740,662753] [2024-11-14 03:18:16,379 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662889,662902] [2024-11-14 03:18:16,380 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663045,663058] [2024-11-14 03:18:16,380 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663198,663211] [2024-11-14 03:18:16,381 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663344,663357] [2024-11-14 03:18:16,381 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663487,663500] [2024-11-14 03:18:16,381 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663639,663652] [2024-11-14 03:18:16,382 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663785,663798] [2024-11-14 03:18:16,382 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663930,663943] [2024-11-14 03:18:16,383 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664084,664097] [2024-11-14 03:18:16,383 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664235,664248] [2024-11-14 03:18:16,384 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664390,664403] [2024-11-14 03:18:16,384 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664542,664555] [2024-11-14 03:18:16,384 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664697,664710] [2024-11-14 03:18:16,385 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664861,664874] [2024-11-14 03:18:16,385 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665017,665030] [2024-11-14 03:18:16,385 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665181,665194] [2024-11-14 03:18:16,386 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665323,665336] [2024-11-14 03:18:16,386 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665481,665494] [2024-11-14 03:18:16,387 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665648,665661] [2024-11-14 03:18:16,387 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665807,665820] [2024-11-14 03:18:16,387 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665966,665979] [2024-11-14 03:18:16,388 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666115,666128] [2024-11-14 03:18:16,388 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666262,666275] [2024-11-14 03:18:16,389 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666401,666414] [2024-11-14 03:18:16,389 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666564,666577] [2024-11-14 03:18:16,390 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666730,666743] [2024-11-14 03:18:16,390 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666894,666907] [2024-11-14 03:18:16,390 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667059,667072] [2024-11-14 03:18:16,391 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667224,667237] [2024-11-14 03:18:16,391 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667390,667403] [2024-11-14 03:18:16,391 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667555,667568] [2024-11-14 03:18:16,392 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667722,667735] [2024-11-14 03:18:16,392 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667882,667895] [2024-11-14 03:18:16,393 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668044,668057] [2024-11-14 03:18:16,393 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668203,668216] [2024-11-14 03:18:16,393 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668349,668362] [2024-11-14 03:18:16,394 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668492,668505] [2024-11-14 03:18:16,394 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668636,668649] [2024-11-14 03:18:16,394 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668779,668792] [2024-11-14 03:18:16,395 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668923,668936] [2024-11-14 03:18:16,395 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669064,669077] [2024-11-14 03:18:16,396 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669202,669215] [2024-11-14 03:18:16,396 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669360,669373] [2024-11-14 03:18:16,396 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669519,669532] [2024-11-14 03:18:16,397 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669675,669688] [2024-11-14 03:18:16,397 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669824,669837] [2024-11-14 03:18:16,397 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669976,669989] [2024-11-14 03:18:16,398 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670127,670140] [2024-11-14 03:18:16,398 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670276,670289] [2024-11-14 03:18:16,398 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670428,670441] [2024-11-14 03:18:16,399 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670576,670589] [2024-11-14 03:18:16,399 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670729,670742] [2024-11-14 03:18:16,400 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670880,670893] [2024-11-14 03:18:16,400 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671030,671043] [2024-11-14 03:18:16,400 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671177,671190] [2024-11-14 03:18:16,401 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671328,671341] [2024-11-14 03:18:16,401 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671479,671492] [2024-11-14 03:18:16,401 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671627,671640] [2024-11-14 03:18:16,402 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671793,671806] [2024-11-14 03:18:16,402 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671962,671975] [2024-11-14 03:18:16,402 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672129,672142] [2024-11-14 03:18:16,403 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672297,672310] [2024-11-14 03:18:16,403 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672447,672460] [2024-11-14 03:18:16,403 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672594,672607] [2024-11-14 03:18:16,404 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672755,672768] [2024-11-14 03:18:16,404 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672925,672938] [2024-11-14 03:18:16,404 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[673087,673100] [2024-11-14 03:18:16,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:18:16,485 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:18:16,686 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] [2024-11-14 03:18:16,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7228] [2024-11-14 03:18:16,701 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7238] [2024-11-14 03:18:17,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [10916] [2024-11-14 03:18:17,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [10919] [2024-11-14 03:18:17,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [10922] [2024-11-14 03:18:17,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [10925] [2024-11-14 03:18:17,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [14183] [2024-11-14 03:18:17,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [14186] [2024-11-14 03:18:17,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [14189] [2024-11-14 03:18:17,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [14192] [2024-11-14 03:18:17,348 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] [2024-11-14 03:18:17,349 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] [2024-11-14 03:18:17,349 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] [2024-11-14 03:18:17,349 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] [2024-11-14 03:18:17,350 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] [2024-11-14 03:18:17,350 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] [2024-11-14 03:18:17,351 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] [2024-11-14 03:18:17,351 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] [2024-11-14 03:18:17,352 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] [2024-11-14 03:18:17,352 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] [2024-11-14 03:18:17,353 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] [2024-11-14 03:18:17,353 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] [2024-11-14 03:18:17,353 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] [2024-11-14 03:18:17,353 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] [2024-11-14 03:18:17,353 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] [2024-11-14 03:18:17,360 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] [2024-11-14 03:18:17,360 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] [2024-11-14 03:18:17,361 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] [2024-11-14 03:18:17,361 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] [2024-11-14 03:18:17,362 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] [2024-11-14 03:18:17,363 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] [2024-11-14 03:18:17,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16198] [2024-11-14 03:18:17,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16201] [2024-11-14 03:18:17,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16204] [2024-11-14 03:18:17,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16207] [2024-11-14 03:18:17,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16238] [2024-11-14 03:18:17,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16241] [2024-11-14 03:18:17,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16244] [2024-11-14 03:18:17,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16247] [2024-11-14 03:18:17,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16278] [2024-11-14 03:18:17,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16281] [2024-11-14 03:18:17,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16284] [2024-11-14 03:18:17,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16287] [2024-11-14 03:18:17,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16318] [2024-11-14 03:18:17,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16321] [2024-11-14 03:18:17,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16324] [2024-11-14 03:18:17,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (vm_event_states.event[(unsigned int )item])); [16327] [2024-11-14 03:18:17,462 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [18595] [2024-11-14 03:18:17,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [18598] [2024-11-14 03:18:17,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [18601] [2024-11-14 03:18:17,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [18604] [2024-11-14 03:18:17,896 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659699,659712] [2024-11-14 03:18:17,897 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659844,659857] [2024-11-14 03:18:17,898 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[659990,660003] [2024-11-14 03:18:17,898 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660155,660168] [2024-11-14 03:18:17,899 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660313,660326] [2024-11-14 03:18:17,899 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660471,660484] [2024-11-14 03:18:17,900 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660629,660642] [2024-11-14 03:18:17,901 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660789,660802] [2024-11-14 03:18:17,901 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[660948,660961] [2024-11-14 03:18:17,902 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661087,661100] [2024-11-14 03:18:17,902 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661229,661242] [2024-11-14 03:18:17,902 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661378,661391] [2024-11-14 03:18:17,903 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661517,661530] [2024-11-14 03:18:17,903 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661672,661685] [2024-11-14 03:18:17,904 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661832,661845] [2024-11-14 03:18:17,904 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[661983,661996] [2024-11-14 03:18:17,904 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662134,662147] [2024-11-14 03:18:17,904 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662286,662299] [2024-11-14 03:18:17,905 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662435,662448] [2024-11-14 03:18:17,905 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662583,662596] [2024-11-14 03:18:17,905 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662740,662753] [2024-11-14 03:18:17,906 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[662889,662902] [2024-11-14 03:18:17,908 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663045,663058] [2024-11-14 03:18:17,908 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663198,663211] [2024-11-14 03:18:17,909 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663344,663357] [2024-11-14 03:18:17,910 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663487,663500] [2024-11-14 03:18:17,910 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663639,663652] [2024-11-14 03:18:17,912 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663785,663798] [2024-11-14 03:18:17,913 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[663930,663943] [2024-11-14 03:18:17,913 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664084,664097] [2024-11-14 03:18:17,914 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664235,664248] [2024-11-14 03:18:17,914 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664390,664403] [2024-11-14 03:18:17,915 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664542,664555] [2024-11-14 03:18:17,915 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664697,664710] [2024-11-14 03:18:17,915 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[664861,664874] [2024-11-14 03:18:17,916 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665017,665030] [2024-11-14 03:18:17,916 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665181,665194] [2024-11-14 03:18:17,917 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665323,665336] [2024-11-14 03:18:17,918 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665481,665494] [2024-11-14 03:18:17,919 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665648,665661] [2024-11-14 03:18:17,919 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665807,665820] [2024-11-14 03:18:17,920 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[665966,665979] [2024-11-14 03:18:17,922 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666115,666128] [2024-11-14 03:18:17,922 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666262,666275] [2024-11-14 03:18:17,923 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666401,666414] [2024-11-14 03:18:17,924 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666564,666577] [2024-11-14 03:18:17,924 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666730,666743] [2024-11-14 03:18:17,925 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[666894,666907] [2024-11-14 03:18:17,926 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667059,667072] [2024-11-14 03:18:17,927 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667224,667237] [2024-11-14 03:18:17,927 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667390,667403] [2024-11-14 03:18:17,927 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667555,667568] [2024-11-14 03:18:17,929 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667722,667735] [2024-11-14 03:18:17,929 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[667882,667895] [2024-11-14 03:18:17,930 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668044,668057] [2024-11-14 03:18:17,930 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668203,668216] [2024-11-14 03:18:17,931 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668349,668362] [2024-11-14 03:18:17,931 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668492,668505] [2024-11-14 03:18:17,932 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668636,668649] [2024-11-14 03:18:17,933 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668779,668792] [2024-11-14 03:18:17,933 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[668923,668936] [2024-11-14 03:18:17,934 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669064,669077] [2024-11-14 03:18:17,937 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669202,669215] [2024-11-14 03:18:17,938 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669360,669373] [2024-11-14 03:18:17,938 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669519,669532] [2024-11-14 03:18:17,939 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669675,669688] [2024-11-14 03:18:17,939 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669824,669837] [2024-11-14 03:18:17,939 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[669976,669989] [2024-11-14 03:18:17,940 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670127,670140] [2024-11-14 03:18:17,940 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670276,670289] [2024-11-14 03:18:17,941 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670428,670441] [2024-11-14 03:18:17,941 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670576,670589] [2024-11-14 03:18:17,941 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670729,670742] [2024-11-14 03:18:17,941 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[670880,670893] [2024-11-14 03:18:17,942 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671030,671043] [2024-11-14 03:18:17,942 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671177,671190] [2024-11-14 03:18:17,942 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671328,671341] [2024-11-14 03:18:17,943 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671479,671492] [2024-11-14 03:18:17,943 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671627,671640] [2024-11-14 03:18:17,943 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671793,671806] [2024-11-14 03:18:17,944 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[671962,671975] [2024-11-14 03:18:17,945 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672129,672142] [2024-11-14 03:18:17,946 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672297,672310] [2024-11-14 03:18:17,946 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672447,672460] [2024-11-14 03:18:17,947 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672594,672607] [2024-11-14 03:18:17,947 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672755,672768] [2024-11-14 03:18:17,947 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[672925,672938] [2024-11-14 03:18:17,948 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_af33b59d-c471-45d4-9da8-95b80b98d40f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i[673087,673100] [2024-11-14 03:18:17,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:18:18,494 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:18:18,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18 WrapperNode [2024-11-14 03:18:18,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:18:18,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:18:18,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:18:18,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:18:18,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:18,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,039 INFO L138 Inliner]: procedures = 980, calls = 6492, calls flagged for inlining = 458, calls inlined = 330, statements flattened = 13661 [2024-11-14 03:18:19,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:18:19,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:18:19,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:18:19,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:18:19,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,095 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:18:19,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:18:19,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:18:19,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:18:19,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (1/1) ... [2024-11-14 03:18:19,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:18:19,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:18:19,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:18:19,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af33b59d-c471-45d4-9da8-95b80b98d40f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:18:19,970 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2024-11-14 03:18:19,971 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2024-11-14 03:18:19,971 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2024-11-14 03:18:19,971 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2024-11-14 03:18:19,971 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_DeleteNSEntry [2024-11-14 03:18:19,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_DeleteNSEntry [2024-11-14 03:18:19,971 INFO L130 BoogieDeclarations]: Found specification of procedure ncp__io2vol [2024-11-14 03:18:19,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp__io2vol [2024-11-14 03:18:19,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-14 03:18:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-14 03:18:19,972 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_dates [2024-11-14 03:18:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_dates [2024-11-14 03:18:19,972 INFO L130 BoogieDeclarations]: Found specification of procedure __ncp_start_request [2024-11-14 03:18:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __ncp_start_request [2024-11-14 03:18:19,972 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-14 03:18:19,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-14 03:18:19,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-14 03:18:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-14 03:18:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_obtain_info [2024-11-14 03:18:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_obtain_info [2024-11-14 03:18:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_file_write [2024-11-14 03:18:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_file_write [2024-11-14 03:18:19,973 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2024-11-14 03:18:19,973 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2024-11-14 03:18:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure sign_packet [2024-11-14 03:18:19,974 INFO L138 BoogieDeclarations]: Found implementation of procedure sign_packet [2024-11-14 03:18:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_file_mmap_fault [2024-11-14 03:18:19,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_file_mmap_fault [2024-11-14 03:18:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_obtain_nfs_info [2024-11-14 03:18:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_obtain_nfs_info [2024-11-14 03:18:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure grab_cache_page [2024-11-14 03:18:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure grab_cache_page [2024-11-14 03:18:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___1 [2024-11-14 03:18:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___1 [2024-11-14 03:18:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure get_current___0 [2024-11-14 03:18:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current___0 [2024-11-14 03:18:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_make_open [2024-11-14 03:18:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_make_open [2024-11-14 03:18:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-14 03:18:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2024-11-14 03:18:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2024-11-14 03:18:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2024-11-14 03:18:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 03:18:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-14 03:18:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:18:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_ioctl [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_ioctl [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure iunique [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure iunique [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_le16 [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_le16 [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_statfs [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_statfs [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure assert_server_locked [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_server_locked [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_write_kernel [2024-11-14 03:18:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_write_kernel [2024-11-14 03:18:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_byte [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_byte [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~wchar_t~0~X~$Pointer$~X~int~TO~int [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~wchar_t~0~X~$Pointer$~X~int~TO~int [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_write [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_write [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_destroy_inode [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_destroy_inode [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_attrs [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_attrs [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-14 03:18:19,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 03:18:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_destroy [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_destroy [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_get_volume_root [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_get_volume_root [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_ncp_server [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_ncp_server [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure unload_nls [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure unload_nls [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_request [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_request [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_date_dos2unix [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_date_dos2unix [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_new_dentry [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_new_dentry [2024-11-14 03:18:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2024-11-14 03:18:19,980 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2024-11-14 03:18:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-14 03:18:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-14 03:18:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure nls_tolower [2024-11-14 03:18:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure nls_tolower [2024-11-14 03:18:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:18:19,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:18:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-14 03:18:19,986 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-14 03:18:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_mutex_of_ncp_inode_info [2024-11-14 03:18:19,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_mutex_of_ncp_inode_info [2024-11-14 03:18:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_page [2024-11-14 03:18:19,987 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_page [2024-11-14 03:18:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2024-11-14 03:18:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure dir_emit [2024-11-14 03:18:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dir_emit [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2024-11-14 03:18:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-14 03:18:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_146 [2024-11-14 03:18:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_146 [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_rmdir [2024-11-14 03:18:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_rmdir [2024-11-14 03:18:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_file_read [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_file_read [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_compat_ioctl [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_compat_ioctl [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure WSET_LH [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure WSET_LH [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure setattr_copy [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setattr_copy [2024-11-14 03:18:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2024-11-14 03:18:19,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2024-11-14 03:18:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2024-11-14 03:18:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_data [2024-11-14 03:18:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_data [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-14 03:18:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-14 03:18:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 03:18:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2024-11-14 03:18:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2024-11-14 03:18:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_d_prune [2024-11-14 03:18:19,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_d_prune [2024-11-14 03:18:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2024-11-14 03:18:19,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2024-11-14 03:18:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_byte [2024-11-14 03:18:19,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_byte [2024-11-14 03:18:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_init_header [2024-11-14 03:18:19,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_init_header [2024-11-14 03:18:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure pagecache_get_page [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pagecache_get_page [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_mem [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_mem [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure kill_anon_super [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_anon_super [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_root_setup_lock_of_ncp_server [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_root_setup_lock_of_ncp_server [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_is_server_root [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_is_server_root [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_is_nfs_extras [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_is_nfs_extras [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_release [2024-11-14 03:18:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_release [2024-11-14 03:18:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ncpdgram_send [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ncpdgram_send [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_inode_close [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_inode_close [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure NCP_FINFO [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure NCP_FINFO [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ncp__vol2io [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp__vol2io [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_creq_mutex_of_NOT_ARG_SIGN [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_creq_mutex_of_NOT_ARG_SIGN [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_RenameNSEntry [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_RenameNSEntry [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2024-11-14 03:18:19,993 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2024-11-14 03:18:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_notify_change [2024-11-14 03:18:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_notify_change [2024-11-14 03:18:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_75 [2024-11-14 03:18:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_75 [2024-11-14 03:18:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_dword [2024-11-14 03:18:19,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_dword [2024-11-14 03:18:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-14 03:18:19,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-14 03:18:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:18:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure mark_inode_dirty [2024-11-14 03:18:19,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_inode_dirty [2024-11-14 03:18:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_inode [2024-11-14 03:18:19,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_inode [2024-11-14 03:18:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_del_file_or_subdir [2024-11-14 03:18:19,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_del_file_or_subdir [2024-11-14 03:18:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 03:18:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 03:18:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_create_new [2024-11-14 03:18:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_create_new [2024-11-14 03:18:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2024-11-14 03:18:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2024-11-14 03:18:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-14 03:18:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-14 03:18:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_init_request [2024-11-14 03:18:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_init_request [2024-11-14 03:18:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure PageUptodate [2024-11-14 03:18:19,996 INFO L138 BoogieDeclarations]: Found implementation of procedure PageUptodate [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure NCP_SBP [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure NCP_SBP [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_hash_dentry [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_hash_dentry [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure load_nls_default [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure load_nls_default [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_open_create_file_or_subdir [2024-11-14 03:18:19,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_open_create_file_or_subdir [2024-11-14 03:18:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure WVAL_LH___0 [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure WVAL_LH___0 [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure d_rehash [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure d_rehash [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_evict_inode [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_evict_inode [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_show_options [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_show_options [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure generic_file_llseek [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_file_llseek [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_before_release_sock [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_before_release_sock [2024-11-14 03:18:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_be16 [2024-11-14 03:18:19,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_be16 [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_make_closed [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_make_closed [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_del_file_or_subdir2 [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_del_file_or_subdir2 [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_modify_nfs_info [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_modify_nfs_info [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_case_sensitive [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_case_sensitive [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_inodecache [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_inodecache [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~loff_t~0~X~~u64~0~X~int~TO~int [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~loff_t~0~X~~u64~0~X~int~TO~int [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __ncp_abort_request [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __ncp_abort_request [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2024-11-14 03:18:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2024-11-14 03:18:19,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_unaligned_access_size [2024-11-14 03:18:20,000 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_word [2024-11-14 03:18:20,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_word [2024-11-14 03:18:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_dword_lh [2024-11-14 03:18:20,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_dword_lh [2024-11-14 03:18:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 03:18:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_do_request [2024-11-14 03:18:20,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_do_request [2024-11-14 03:18:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-14 03:18:20,002 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-14 03:18:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_inode_close___3 [2024-11-14 03:18:20,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_inode_close___3 [2024-11-14 03:18:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 03:18:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_date_unix2dos [2024-11-14 03:18:20,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_date_unix2dos [2024-11-14 03:18:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2024-11-14 03:18:20,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2024-11-14 03:18:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-14 03:18:20,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-14 03:18:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-14 03:18:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-14 03:18:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_ren_or_mov_file_or_subdir [2024-11-14 03:18:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_ren_or_mov_file_or_subdir [2024-11-14 03:18:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2024-11-14 03:18:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2024-11-14 03:18:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2024-11-14 03:18:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2024-11-14 03:18:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_creq_mutex_of_NOT_ARG_SIGN [2024-11-14 03:18:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_creq_mutex_of_NOT_ARG_SIGN [2024-11-14 03:18:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_request2 [2024-11-14 03:18:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_request2 [2024-11-14 03:18:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-14 03:18:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-14 03:18:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_init_request_s [2024-11-14 03:18:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_init_request_s [2024-11-14 03:18:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-14 03:18:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-14 03:18:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2024-11-14 03:18:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2024-11-14 03:18:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_lock_server [2024-11-14 03:18:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_lock_server [2024-11-14 03:18:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure DSET_LH [2024-11-14 03:18:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure DSET_LH [2024-11-14 03:18:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_close_file [2024-11-14 03:18:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_close_file [2024-11-14 03:18:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure nwsign [2024-11-14 03:18:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure nwsign [2024-11-14 03:18:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2024-11-14 03:18:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2024-11-14 03:18:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_known_namespace [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_known_namespace [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure load_nls [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure load_nls [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__double_release [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__double_release [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure DVAL_LH___0 [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure DVAL_LH___0 [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_readdir [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_readdir [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_read_kernel [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_read_kernel [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-14 03:18:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-14 03:18:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_disconnect [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_disconnect [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure inode_permission [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure inode_permission [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_extract_file_info [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_extract_file_info [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_modify_file_or_subdir_dos_info_path [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_modify_file_or_subdir_dos_info_path [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_put_super [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_put_super [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_lookup_volume [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_lookup_volume [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure __ncptcp_try_send [2024-11-14 03:18:20,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __ncptcp_try_send [2024-11-14 03:18:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_mmap [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_mmap [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_be16 [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_be16 [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure do_send [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure do_send [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_pstring [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_pstring [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_root_setup_lock_of_ncp_server [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_root_setup_lock_of_ncp_server [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_obtain_mtime [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_obtain_mtime [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_unlink [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_unlink [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_dword [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_dword [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2024-11-14 03:18:20,008 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2024-11-14 03:18:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure file_accessed [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure file_accessed [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_age_dentry [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_age_dentry [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_handle_path [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_handle_path [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_iget [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_iget [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-14 03:18:20,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-14 03:18:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_fill_cache [2024-11-14 03:18:20,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_fill_cache [2024-11-14 03:18:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_stop_tasks [2024-11-14 03:18:20,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_stop_tasks [2024-11-14 03:18:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_dirent [2024-11-14 03:18:20,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_dirent [2024-11-14 03:18:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_instantiate [2024-11-14 03:18:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_instantiate [2024-11-14 03:18:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_single_volume [2024-11-14 03:18:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_single_volume [2024-11-14 03:18:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_symlink_readpage [2024-11-14 03:18:20,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_symlink_readpage [2024-11-14 03:18:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-14 03:18:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-14 03:18:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure DVAL_LH [2024-11-14 03:18:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure DVAL_LH [2024-11-14 03:18:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-14 03:18:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-14 03:18:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_74 [2024-11-14 03:18:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_74 [2024-11-14 03:18:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_reply_dword_lh [2024-11-14 03:18:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_reply_dword_lh [2024-11-14 03:18:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-14 03:18:20,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 03:18:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2024-11-14 03:18:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-14 03:18:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageUptodate [2024-11-14 03:18:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageUptodate [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2024-11-14 03:18:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-14 03:18:20,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-14 03:18:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_req_put [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_req_put [2024-11-14 03:18:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-14 03:18:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-14 03:18:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_conn_valid [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_conn_valid [2024-11-14 03:18:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-14 03:18:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-14 03:18:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_add_be32 [2024-11-14 03:18:20,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_add_be32 [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_mutex_of_ncp_inode_info [2024-11-14 03:18:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_mutex_of_ncp_inode_info [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_finish_request [2024-11-14 03:18:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_finish_request [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-14 03:18:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_update_inode2 [2024-11-14 03:18:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_update_inode2 [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 03:18:20,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:18:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2024-11-14 03:18:20,017 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2024-11-14 03:18:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure ncp_unlock_server [2024-11-14 03:18:20,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ncp_unlock_server [2024-11-14 03:18:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2024-11-14 03:18:20,017 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2024-11-14 03:18:21,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:18:21,956 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:18:22,271 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 03:18:47,201 INFO L? ?]: Removed 4688 outVars from TransFormulas that were not future-live. [2024-11-14 03:18:47,201 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:18:52,256 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:18:52,257 INFO L316 CfgBuilder]: Removed 17 assume(true) statements. [2024-11-14 03:18:52,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:18:52 BoogieIcfgContainer [2024-11-14 03:18:52,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:18:52,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:18:52,261 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:18:52,267 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:18:52,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:18:07" (1/3) ... [2024-11-14 03:18:52,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac43842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:18:52, skipping insertion in model container [2024-11-14 03:18:52,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:18:18" (2/3) ... [2024-11-14 03:18:52,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ac43842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:18:52, skipping insertion in model container [2024-11-14 03:18:52,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:18:52" (3/3) ... [2024-11-14 03:18:52,271 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i [2024-11-14 03:18:52,289 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:18:52,292 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.0-rc1---fs--ncpfs--ncpfs.ko.cil.i that has 251 procedures, 3689 locations, 1 initial locations, 4 loop locations, and 34 error locations. [2024-11-14 03:18:52,472 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:18:52,489 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;@25739bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:18:52,490 INFO L334 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2024-11-14 03:18:52,509 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) [2024-11-14 03:18:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-14 03:18:52,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:18:52,520 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] [2024-11-14 03:18:52,521 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)] === [2024-11-14 03:18:52,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:18:52,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1022238877, now seen corresponding path program 1 times [2024-11-14 03:18:52,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:18:52,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263347714] [2024-11-14 03:18:52,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:18:52,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:19:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:19:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 03:19:05,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:19:05,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263347714] [2024-11-14 03:19:05,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263347714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:19:05,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:19:05,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:19:05,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939729288] [2024-11-14 03:19:05,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:19:05,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:19:05,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:19:05,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:19:05,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:19:05,308 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) [2024-11-14 03:19:07,451 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 [] [2024-11-14 03:19:09,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:19:23,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:19:23,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:19:23,628 INFO L93 Difference]: Finished difference Result 7297 states and 10977 transitions. [2024-11-14 03:19:23,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:19:23,631 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 [2024-11-14 03:19:23,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:19:23,681 INFO L225 Difference]: With dead ends: 7297 [2024-11-14 03:19:23,681 INFO L226 Difference]: Without dead ends: 3613 [2024-11-14 03:19:23,715 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 [2024-11-14 03:19:23,718 INFO L432 NwaCegarLoop]: 4674 mSDtfsCounter, 5179 mSDsluCounter, 4674 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5179 SdHoareTripleChecker+Valid, 9348 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:19:23,719 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5179 Valid, 9348 Invalid, 1041 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1038 Invalid, 3 Unknown, 0 Unchecked, 17.7s Time] [2024-11-14 03:19:23,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3613 states. [2024-11-14 03:19:24,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3613 to 3613. [2024-11-14 03:19:24,059 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) [2024-11-14 03:19:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 5170 transitions. [2024-11-14 03:19:24,128 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 5170 transitions. Word has length 35 [2024-11-14 03:19:24,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:19:24,130 INFO L471 AbstractCegarLoop]: Abstraction has 3613 states and 5170 transitions. [2024-11-14 03:19:24,130 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) [2024-11-14 03:19:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 5170 transitions. [2024-11-14 03:19:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-14 03:19:24,134 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:19:24,134 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] [2024-11-14 03:19:24,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:19:24,135 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)] === [2024-11-14 03:19:24,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:19:24,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1186996448, now seen corresponding path program 1 times [2024-11-14 03:19:24,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:19:24,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422552481] [2024-11-14 03:19:24,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:19:24,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:19:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:19:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 03:19:36,928 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:19:36,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422552481] [2024-11-14 03:19:36,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422552481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:19:36,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:19:36,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:19:36,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640002933] [2024-11-14 03:19:36,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:19:36,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:19:36,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:19:36,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:19:36,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:19:36,933 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) [2024-11-14 03:19:39,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:19:41,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:19:55,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:19:57,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:19:57,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:19:57,724 INFO L93 Difference]: Finished difference Result 3613 states and 5170 transitions. [2024-11-14 03:19:57,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:19:57,725 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 [2024-11-14 03:19:57,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:19:57,757 INFO L225 Difference]: With dead ends: 3613 [2024-11-14 03:19:57,757 INFO L226 Difference]: Without dead ends: 3611 [2024-11-14 03:19:57,761 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 [2024-11-14 03:19:57,762 INFO L432 NwaCegarLoop]: 4649 mSDtfsCounter, 5150 mSDsluCounter, 4649 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s 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, 20.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:19:57,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5150 Valid, 9298 Invalid, 1037 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 20.4s Time] [2024-11-14 03:19:57,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3611 states. [2024-11-14 03:19:58,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3611 to 3611. [2024-11-14 03:19:58,014 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) [2024-11-14 03:19:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 5168 transitions. [2024-11-14 03:19:58,043 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 5168 transitions. Word has length 37 [2024-11-14 03:19:58,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:19:58,044 INFO L471 AbstractCegarLoop]: Abstraction has 3611 states and 5168 transitions. [2024-11-14 03:19:58,044 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) [2024-11-14 03:19:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 5168 transitions. [2024-11-14 03:19:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-14 03:19:58,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:19:58,047 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] [2024-11-14 03:19:58,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:19:58,048 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)] === [2024-11-14 03:19:58,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:19:58,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1746681778, now seen corresponding path program 1 times [2024-11-14 03:19:58,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:19:58,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974276073] [2024-11-14 03:19:58,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:19:58,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:20:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:20:09,877 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 03:20:09,877 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:20:09,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974276073] [2024-11-14 03:20:09,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974276073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:20:09,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:20:09,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:20:09,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449884691] [2024-11-14 03:20:09,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:20:09,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:20:09,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:20:09,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:20:09,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:20:09,880 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) [2024-11-14 03:20:12,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:20:14,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:20:23,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:20:30,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:20:32,171 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 [] [2024-11-14 03:20:32,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:20:32,290 INFO L93 Difference]: Finished difference Result 3611 states and 5168 transitions. [2024-11-14 03:20:32,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:20:32,291 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 [2024-11-14 03:20:32,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:20:32,326 INFO L225 Difference]: With dead ends: 3611 [2024-11-14 03:20:32,326 INFO L226 Difference]: Without dead ends: 3609 [2024-11-14 03:20:32,330 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 [2024-11-14 03:20:32,331 INFO L432 NwaCegarLoop]: 4647 mSDtfsCounter, 5146 mSDsluCounter, 4647 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5146 SdHoareTripleChecker+Valid, 9294 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:20:32,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5146 Valid, 9294 Invalid, 1037 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 22.1s Time] [2024-11-14 03:20:32,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3609 states. [2024-11-14 03:20:32,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3609 to 3609. [2024-11-14 03:20:32,605 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) [2024-11-14 03:20:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 3609 states and 5166 transitions. [2024-11-14 03:20:32,642 INFO L78 Accepts]: Start accepts. Automaton has 3609 states and 5166 transitions. Word has length 39 [2024-11-14 03:20:32,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:20:32,643 INFO L471 AbstractCegarLoop]: Abstraction has 3609 states and 5166 transitions. [2024-11-14 03:20:32,643 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) [2024-11-14 03:20:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3609 states and 5166 transitions. [2024-11-14 03:20:32,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-14 03:20:32,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:20:32,649 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] [2024-11-14 03:20:32,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 03:20:32,649 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)] === [2024-11-14 03:20:32,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:20:32,650 INFO L85 PathProgramCache]: Analyzing trace with hash 782046321, now seen corresponding path program 1 times [2024-11-14 03:20:32,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:20:32,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649235670] [2024-11-14 03:20:32,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:20:32,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:20:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:20:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 03:20:46,659 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:20:46,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649235670] [2024-11-14 03:20:46,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649235670] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:20:46,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:20:46,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:20:46,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624827318] [2024-11-14 03:20:46,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:20:46,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:20:46,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:20:46,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:20:46,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:20:46,662 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) [2024-11-14 03:20:48,750 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 [] [2024-11-14 03:20:50,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:21:04,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:21:06,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:21:06,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:21:06,540 INFO L93 Difference]: Finished difference Result 3609 states and 5166 transitions. [2024-11-14 03:21:06,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:21:06,541 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 [2024-11-14 03:21:06,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:21:06,575 INFO L225 Difference]: With dead ends: 3609 [2024-11-14 03:21:06,575 INFO L226 Difference]: Without dead ends: 3607 [2024-11-14 03:21:06,579 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 [2024-11-14 03:21:06,580 INFO L432 NwaCegarLoop]: 4645 mSDtfsCounter, 5142 mSDsluCounter, 4645 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5142 SdHoareTripleChecker+Valid, 9290 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:21:06,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5142 Valid, 9290 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.5s Time] [2024-11-14 03:21:06,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3607 states. [2024-11-14 03:21:06,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3607 to 3607. [2024-11-14 03:21:06,864 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) [2024-11-14 03:21:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 3607 states and 5164 transitions. [2024-11-14 03:21:06,898 INFO L78 Accepts]: Start accepts. Automaton has 3607 states and 5164 transitions. Word has length 41 [2024-11-14 03:21:06,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:21:06,898 INFO L471 AbstractCegarLoop]: Abstraction has 3607 states and 5164 transitions. [2024-11-14 03:21:06,900 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) [2024-11-14 03:21:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3607 states and 5164 transitions. [2024-11-14 03:21:06,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-14 03:21:06,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:21:06,905 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] [2024-11-14 03:21:06,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 03:21:06,905 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)] === [2024-11-14 03:21:06,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:21:06,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1068178184, now seen corresponding path program 1 times [2024-11-14 03:21:06,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:21:06,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050983522] [2024-11-14 03:21:06,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:21:06,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:21:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:21:22,066 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:21:22,067 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:21:22,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050983522] [2024-11-14 03:21:22,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050983522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:21:22,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:21:22,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:21:22,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238257847] [2024-11-14 03:21:22,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:21:22,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:21:22,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:21:22,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:21:22,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:21:22,069 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) [2024-11-14 03:21:24,185 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 [] [2024-11-14 03:21:26,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:21:41,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:21:43,151 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 [] [2024-11-14 03:21:43,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:21:43,270 INFO L93 Difference]: Finished difference Result 3607 states and 5164 transitions. [2024-11-14 03:21:43,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:21:43,270 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 [2024-11-14 03:21:43,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:21:43,293 INFO L225 Difference]: With dead ends: 3607 [2024-11-14 03:21:43,293 INFO L226 Difference]: Without dead ends: 3605 [2024-11-14 03:21:43,296 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 [2024-11-14 03:21:43,297 INFO L432 NwaCegarLoop]: 4643 mSDtfsCounter, 5143 mSDsluCounter, 4643 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5143 SdHoareTripleChecker+Valid, 9286 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:21:43,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5143 Valid, 9286 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 20.8s Time] [2024-11-14 03:21:43,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3605 states. [2024-11-14 03:21:43,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3605 to 3605. [2024-11-14 03:21:43,593 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) [2024-11-14 03:21:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 3605 states and 5162 transitions. [2024-11-14 03:21:43,626 INFO L78 Accepts]: Start accepts. Automaton has 3605 states and 5162 transitions. Word has length 49 [2024-11-14 03:21:43,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:21:43,627 INFO L471 AbstractCegarLoop]: Abstraction has 3605 states and 5162 transitions. [2024-11-14 03:21:43,627 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) [2024-11-14 03:21:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3605 states and 5162 transitions. [2024-11-14 03:21:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-14 03:21:43,633 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:21:43,633 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] [2024-11-14 03:21:43,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 03:21:43,633 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)] === [2024-11-14 03:21:43,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:21:43,634 INFO L85 PathProgramCache]: Analyzing trace with hash -479113133, now seen corresponding path program 1 times [2024-11-14 03:21:43,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:21:43,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60410813] [2024-11-14 03:21:43,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:21:43,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:21:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:22:00,931 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:22:00,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60410813] [2024-11-14 03:22:00,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60410813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:22:00,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:22:00,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:22:00,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564707994] [2024-11-14 03:22:00,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:22:00,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:22:00,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:22:00,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:22:00,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:22:00,933 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) [2024-11-14 03:22:03,053 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 [] [2024-11-14 03:22:05,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:22:20,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:22:20,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:22:20,962 INFO L93 Difference]: Finished difference Result 3605 states and 5162 transitions. [2024-11-14 03:22:20,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:22:20,963 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 [2024-11-14 03:22:20,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:22:20,990 INFO L225 Difference]: With dead ends: 3605 [2024-11-14 03:22:20,990 INFO L226 Difference]: Without dead ends: 3603 [2024-11-14 03:22:20,993 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 [2024-11-14 03:22:20,994 INFO L432 NwaCegarLoop]: 4641 mSDtfsCounter, 5140 mSDsluCounter, 4641 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s 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, 19.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:22:20,995 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5140 Valid, 9282 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.7s Time] [2024-11-14 03:22:21,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3603 states. [2024-11-14 03:22:21,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3603 to 3603. [2024-11-14 03:22:21,318 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) [2024-11-14 03:22:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 5160 transitions. [2024-11-14 03:22:21,347 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 5160 transitions. Word has length 54 [2024-11-14 03:22:21,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:22:21,349 INFO L471 AbstractCegarLoop]: Abstraction has 3603 states and 5160 transitions. [2024-11-14 03:22:21,349 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) [2024-11-14 03:22:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 5160 transitions. [2024-11-14 03:22:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-14 03:22:21,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:21,352 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] [2024-11-14 03:22:21,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 03:22:21,353 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)] === [2024-11-14 03:22:21,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:21,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1220098527, now seen corresponding path program 1 times [2024-11-14 03:22:21,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:22:21,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079241717] [2024-11-14 03:22:21,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:21,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:22:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:22:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:22:33,804 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:22:33,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079241717] [2024-11-14 03:22:33,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079241717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:22:33,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:22:33,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:22:33,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976349234] [2024-11-14 03:22:33,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:22:33,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:22:33,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:22:33,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:22:33,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:22:33,805 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) [2024-11-14 03:22:35,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:22:38,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:22:54,164 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 [] [2024-11-14 03:22:54,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:22:54,292 INFO L93 Difference]: Finished difference Result 3603 states and 5160 transitions. [2024-11-14 03:22:54,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:22:54,293 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 [2024-11-14 03:22:54,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:22:54,319 INFO L225 Difference]: With dead ends: 3603 [2024-11-14 03:22:54,319 INFO L226 Difference]: Without dead ends: 3601 [2024-11-14 03:22:54,322 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 [2024-11-14 03:22:54,323 INFO L432 NwaCegarLoop]: 4639 mSDtfsCounter, 5137 mSDsluCounter, 4639 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5137 SdHoareTripleChecker+Valid, 9278 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 [2024-11-14 03:22:54,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5137 Valid, 9278 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 20.1s Time] [2024-11-14 03:22:54,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2024-11-14 03:22:54,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 3601. [2024-11-14 03:22:54,610 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) [2024-11-14 03:22:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3601 states and 5158 transitions. [2024-11-14 03:22:54,633 INFO L78 Accepts]: Start accepts. Automaton has 3601 states and 5158 transitions. Word has length 59 [2024-11-14 03:22:54,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:22:54,633 INFO L471 AbstractCegarLoop]: Abstraction has 3601 states and 5158 transitions. [2024-11-14 03:22:54,633 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) [2024-11-14 03:22:54,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 5158 transitions. [2024-11-14 03:22:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-14 03:22:54,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:22:54,635 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] [2024-11-14 03:22:54,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 03:22:54,635 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)] === [2024-11-14 03:22:54,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:22:54,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1850756647, now seen corresponding path program 1 times [2024-11-14 03:22:54,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:22:54,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131831417] [2024-11-14 03:22:54,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:22:54,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:23:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:23:07,459 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:23:07,460 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:23:07,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131831417] [2024-11-14 03:23:07,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131831417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:23:07,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:23:07,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:23:07,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068201605] [2024-11-14 03:23:07,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:23:07,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:23:07,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:23:07,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:23:07,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:23:07,464 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) [2024-11-14 03:23:09,565 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 [] [2024-11-14 03:23:11,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:23:25,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:23:27,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:23:27,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:23:27,383 INFO L93 Difference]: Finished difference Result 3601 states and 5158 transitions. [2024-11-14 03:23:27,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:23:27,384 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 [2024-11-14 03:23:27,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:23:27,409 INFO L225 Difference]: With dead ends: 3601 [2024-11-14 03:23:27,409 INFO L226 Difference]: Without dead ends: 3599 [2024-11-14 03:23:27,413 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 [2024-11-14 03:23:27,414 INFO L432 NwaCegarLoop]: 4637 mSDtfsCounter, 5134 mSDsluCounter, 4637 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5134 SdHoareTripleChecker+Valid, 9274 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:23:27,414 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5134 Valid, 9274 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.5s Time] [2024-11-14 03:23:27,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3599 states. [2024-11-14 03:23:27,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3599 to 3599. [2024-11-14 03:23:27,765 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) [2024-11-14 03:23:27,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 3599 states and 5156 transitions. [2024-11-14 03:23:27,795 INFO L78 Accepts]: Start accepts. Automaton has 3599 states and 5156 transitions. Word has length 64 [2024-11-14 03:23:27,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:23:27,796 INFO L471 AbstractCegarLoop]: Abstraction has 3599 states and 5156 transitions. [2024-11-14 03:23:27,796 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) [2024-11-14 03:23:27,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 5156 transitions. [2024-11-14 03:23:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-14 03:23:27,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:23:27,800 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] [2024-11-14 03:23:27,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 03:23:27,801 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)] === [2024-11-14 03:23:27,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:23:27,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1352808818, now seen corresponding path program 1 times [2024-11-14 03:23:27,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:23:27,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711986703] [2024-11-14 03:23:27,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:23:27,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:23:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:23:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 03:23:41,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:23:41,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711986703] [2024-11-14 03:23:41,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711986703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:23:41,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:23:41,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:23:41,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905835237] [2024-11-14 03:23:41,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:23:41,479 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:23:41,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:23:41,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:23:41,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:23:41,481 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) [2024-11-14 03:23:43,598 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 [] [2024-11-14 03:23:45,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:23:47,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:23:50,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:17,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:19,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:20,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:22,448 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 [] [2024-11-14 03:24:22,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:24:22,768 INFO L93 Difference]: Finished difference Result 7197 states and 10326 transitions. [2024-11-14 03:24:22,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:24:22,773 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 [2024-11-14 03:24:22,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:24:22,824 INFO L225 Difference]: With dead ends: 7197 [2024-11-14 03:24:22,824 INFO L226 Difference]: Without dead ends: 3604 [2024-11-14 03:24:22,850 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 [2024-11-14 03:24:22,851 INFO L432 NwaCegarLoop]: 4637 mSDtfsCounter, 1 mSDsluCounter, 13907 mSDsCounter, 0 mSdLazyCounter, 2072 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 18544 SdHoareTripleChecker+Invalid, 2079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2072 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:24:22,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 18544 Invalid, 2079 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2072 Invalid, 7 Unknown, 0 Unchecked, 40.8s Time] [2024-11-14 03:24:22,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3604 states. [2024-11-14 03:24:23,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3604 to 3603. [2024-11-14 03:24:23,233 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) [2024-11-14 03:24:23,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 5177 transitions. [2024-11-14 03:24:23,263 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 5177 transitions. Word has length 67 [2024-11-14 03:24:23,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:24:23,264 INFO L471 AbstractCegarLoop]: Abstraction has 3603 states and 5177 transitions. [2024-11-14 03:24:23,264 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) [2024-11-14 03:24:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 5177 transitions. [2024-11-14 03:24:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-14 03:24:23,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:24:23,266 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] [2024-11-14 03:24:23,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 03:24:23,266 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)] === [2024-11-14 03:24:23,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:24:23,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1949566476, now seen corresponding path program 1 times [2024-11-14 03:24:23,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:24:23,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475913017] [2024-11-14 03:24:23,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:24:23,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:24:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:24:35,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:24:35,526 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:24:35,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475913017] [2024-11-14 03:24:35,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475913017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:24:35,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:24:35,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:24:35,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135710144] [2024-11-14 03:24:35,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:24:35,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:24:35,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:24:35,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:24:35,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:24:35,528 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) [2024-11-14 03:24:37,644 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 [] [2024-11-14 03:24:39,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:48,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:55,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:57,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:24:57,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:24:57,799 INFO L93 Difference]: Finished difference Result 3603 states and 5177 transitions. [2024-11-14 03:24:57,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:24:57,801 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 [2024-11-14 03:24:57,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:24:57,832 INFO L225 Difference]: With dead ends: 3603 [2024-11-14 03:24:57,832 INFO L226 Difference]: Without dead ends: 3601 [2024-11-14 03:24:57,836 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 [2024-11-14 03:24:57,837 INFO L432 NwaCegarLoop]: 4635 mSDtfsCounter, 5131 mSDsluCounter, 4635 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5131 SdHoareTripleChecker+Valid, 9270 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:24:57,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5131 Valid, 9270 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 21.9s Time] [2024-11-14 03:24:57,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3601 states. [2024-11-14 03:24:58,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3601 to 3601. [2024-11-14 03:24:58,333 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) [2024-11-14 03:24:58,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3601 states and 5175 transitions. [2024-11-14 03:24:58,358 INFO L78 Accepts]: Start accepts. Automaton has 3601 states and 5175 transitions. Word has length 69 [2024-11-14 03:24:58,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:24:58,359 INFO L471 AbstractCegarLoop]: Abstraction has 3601 states and 5175 transitions. [2024-11-14 03:24:58,359 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) [2024-11-14 03:24:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3601 states and 5175 transitions. [2024-11-14 03:24:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-14 03:24:58,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:24:58,363 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] [2024-11-14 03:24:58,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-14 03:24:58,363 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)] === [2024-11-14 03:24:58,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:24:58,364 INFO L85 PathProgramCache]: Analyzing trace with hash 2065129237, now seen corresponding path program 1 times [2024-11-14 03:24:58,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:24:58,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870262972] [2024-11-14 03:24:58,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:24:58,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:25:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:25:10,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:25:10,317 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:25:10,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870262972] [2024-11-14 03:25:10,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870262972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:25:10,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:25:10,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:25:10,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640849445] [2024-11-14 03:25:10,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:25:10,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:25:10,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:25:10,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:25:10,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:25:10,319 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) [2024-11-14 03:25:12,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:25:14,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:25:30,126 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 [] [2024-11-14 03:25:30,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:25:30,230 INFO L93 Difference]: Finished difference Result 3601 states and 5175 transitions. [2024-11-14 03:25:30,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:25:30,230 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 [2024-11-14 03:25:30,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:25:30,251 INFO L225 Difference]: With dead ends: 3601 [2024-11-14 03:25:30,251 INFO L226 Difference]: Without dead ends: 3599 [2024-11-14 03:25:30,254 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 [2024-11-14 03:25:30,255 INFO L432 NwaCegarLoop]: 4633 mSDtfsCounter, 5128 mSDsluCounter, 4633 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5128 SdHoareTripleChecker+Valid, 9266 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:25:30,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5128 Valid, 9266 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1034 Invalid, 3 Unknown, 0 Unchecked, 19.5s Time] [2024-11-14 03:25:30,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3599 states. [2024-11-14 03:25:30,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3599 to 3599. [2024-11-14 03:25:30,583 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) [2024-11-14 03:25:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 3599 states and 5173 transitions. [2024-11-14 03:25:30,609 INFO L78 Accepts]: Start accepts. Automaton has 3599 states and 5173 transitions. Word has length 74 [2024-11-14 03:25:30,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:25:30,610 INFO L471 AbstractCegarLoop]: Abstraction has 3599 states and 5173 transitions. [2024-11-14 03:25:30,610 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) [2024-11-14 03:25:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 5173 transitions. [2024-11-14 03:25:30,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-14 03:25:30,616 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:25:30,616 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] [2024-11-14 03:25:30,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-14 03:25:30,616 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)] === [2024-11-14 03:25:30,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:25:30,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1144827042, now seen corresponding path program 1 times [2024-11-14 03:25:30,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:25:30,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627905950] [2024-11-14 03:25:30,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:25:30,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:25:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:25:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 03:25:42,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:25:42,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627905950] [2024-11-14 03:25:42,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627905950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:25:42,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:25:42,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:25:42,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144770720] [2024-11-14 03:25:42,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:25:42,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:25:42,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:25:42,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:25:42,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:25:42,992 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) [2024-11-14 03:25:45,104 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 [] [2024-11-14 03:25:47,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:25:49,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:18,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:19,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:21,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:23,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:25,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:26,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:26:28,814 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 [] [2024-11-14 03:26:29,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:26:29,214 INFO L93 Difference]: Finished difference Result 6376 states and 9367 transitions. [2024-11-14 03:26:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:26:29,215 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 [2024-11-14 03:26:29,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:26:29,269 INFO L225 Difference]: With dead ends: 6376 [2024-11-14 03:26:29,269 INFO L226 Difference]: Without dead ends: 6374 [2024-11-14 03:26:29,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:26:29,276 INFO L432 NwaCegarLoop]: 5284 mSDtfsCounter, 4025 mSDsluCounter, 15236 mSDsCounter, 0 mSdLazyCounter, 2274 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4026 SdHoareTripleChecker+Valid, 20520 SdHoareTripleChecker+Invalid, 2282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2274 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:26:29,277 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4026 Valid, 20520 Invalid, 2282 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2274 Invalid, 7 Unknown, 0 Unchecked, 45.4s Time] [2024-11-14 03:26:29,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2024-11-14 03:26:30,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 6201. [2024-11-14 03:26:30,012 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) [2024-11-14 03:26:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6201 states to 6201 states and 9167 transitions. [2024-11-14 03:26:30,077 INFO L78 Accepts]: Start accepts. Automaton has 6201 states and 9167 transitions. Word has length 80 [2024-11-14 03:26:30,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:26:30,077 INFO L471 AbstractCegarLoop]: Abstraction has 6201 states and 9167 transitions. [2024-11-14 03:26:30,078 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) [2024-11-14 03:26:30,078 INFO L276 IsEmpty]: Start isEmpty. Operand 6201 states and 9167 transitions. [2024-11-14 03:26:30,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-14 03:26:30,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:26:30,080 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] [2024-11-14 03:26:30,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-14 03:26:30,080 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)] === [2024-11-14 03:26:30,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:26:30,081 INFO L85 PathProgramCache]: Analyzing trace with hash 2120333776, now seen corresponding path program 1 times [2024-11-14 03:26:30,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:26:30,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779212275] [2024-11-14 03:26:30,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:26:30,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:26:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:26:42,216 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:26:42,217 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:26:42,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779212275] [2024-11-14 03:26:42,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779212275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:26:42,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:26:42,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:26:42,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879966559] [2024-11-14 03:26:42,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:26:42,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:26:42,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:26:42,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:26:42,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:26:42,218 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) [2024-11-14 03:26:44,297 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 [] [2024-11-14 03:26:46,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:01,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:03,300 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 [] [2024-11-14 03:27:03,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:27:03,455 INFO L93 Difference]: Finished difference Result 6201 states and 9167 transitions. [2024-11-14 03:27:03,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:27:03,455 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 [2024-11-14 03:27:03,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:27:03,509 INFO L225 Difference]: With dead ends: 6201 [2024-11-14 03:27:03,509 INFO L226 Difference]: Without dead ends: 6199 [2024-11-14 03:27:03,516 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 [2024-11-14 03:27:03,516 INFO L432 NwaCegarLoop]: 4631 mSDtfsCounter, 5125 mSDsluCounter, 4631 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s 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, 20.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:27:03,517 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 9262 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 20.6s Time] [2024-11-14 03:27:03,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6199 states. [2024-11-14 03:27:04,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6199 to 6199. [2024-11-14 03:27:04,147 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) [2024-11-14 03:27:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6199 states to 6199 states and 9165 transitions. [2024-11-14 03:27:04,204 INFO L78 Accepts]: Start accepts. Automaton has 6199 states and 9165 transitions. Word has length 79 [2024-11-14 03:27:04,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:27:04,205 INFO L471 AbstractCegarLoop]: Abstraction has 6199 states and 9165 transitions. [2024-11-14 03:27:04,205 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) [2024-11-14 03:27:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand 6199 states and 9165 transitions. [2024-11-14 03:27:04,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-14 03:27:04,207 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:27:04,207 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] [2024-11-14 03:27:04,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-14 03:27:04,208 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)] === [2024-11-14 03:27:04,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:27:04,208 INFO L85 PathProgramCache]: Analyzing trace with hash 421199908, now seen corresponding path program 1 times [2024-11-14 03:27:04,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:27:04,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512084877] [2024-11-14 03:27:04,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:27:04,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:27:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:27:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 03:27:15,621 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:27:15,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512084877] [2024-11-14 03:27:15,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512084877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:27:15,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:27:15,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 03:27:15,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126774614] [2024-11-14 03:27:15,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:27:15,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:27:15,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:27:15,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:27:15,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:27:15,622 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) [2024-11-14 03:27:17,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:19,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:22,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:48,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:50,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:27:50,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:27:50,442 INFO L93 Difference]: Finished difference Result 6871 states and 9999 transitions. [2024-11-14 03:27:50,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:27:50,443 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 [2024-11-14 03:27:50,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:27:50,497 INFO L225 Difference]: With dead ends: 6871 [2024-11-14 03:27:50,497 INFO L226 Difference]: Without dead ends: 6869 [2024-11-14 03:27:50,503 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 [2024-11-14 03:27:50,504 INFO L432 NwaCegarLoop]: 5007 mSDtfsCounter, 5030 mSDsluCounter, 10730 mSDsCounter, 0 mSdLazyCounter, 1829 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.8s 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, 34.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:27:50,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5031 Valid, 15737 Invalid, 1835 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1829 Invalid, 5 Unknown, 0 Unchecked, 34.0s Time] [2024-11-14 03:27:50,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6869 states. [2024-11-14 03:27:51,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6869 to 6857. [2024-11-14 03:27:51,271 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) [2024-11-14 03:27:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6857 states to 6857 states and 9990 transitions. [2024-11-14 03:27:51,328 INFO L78 Accepts]: Start accepts. Automaton has 6857 states and 9990 transitions. Word has length 83 [2024-11-14 03:27:51,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:27:51,328 INFO L471 AbstractCegarLoop]: Abstraction has 6857 states and 9990 transitions. [2024-11-14 03:27:51,329 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) [2024-11-14 03:27:51,329 INFO L276 IsEmpty]: Start isEmpty. Operand 6857 states and 9990 transitions. [2024-11-14 03:27:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-14 03:27:51,331 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:27:51,331 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] [2024-11-14 03:27:51,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-14 03:27:51,331 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)] === [2024-11-14 03:27:51,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:27:51,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1808516567, now seen corresponding path program 1 times [2024-11-14 03:27:51,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:27:51,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200047652] [2024-11-14 03:27:51,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:27:51,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:28:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:28:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 03:28:05,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:28:05,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200047652] [2024-11-14 03:28:05,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200047652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:28:05,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:28:05,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 03:28:05,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332140416] [2024-11-14 03:28:05,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:28:05,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:28:05,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:28:05,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:28:05,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:28:05,051 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) [2024-11-14 03:28:07,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:28:09,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:28:11,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:28:13,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:04,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:05,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:07,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:09,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:10,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:29:10,658 INFO L93 Difference]: Finished difference Result 6857 states and 9990 transitions. [2024-11-14 03:29:10,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:29:10,659 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 [2024-11-14 03:29:10,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:29:10,714 INFO L225 Difference]: With dead ends: 6857 [2024-11-14 03:29:10,714 INFO L226 Difference]: Without dead ends: 6855 [2024-11-14 03:29:10,721 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 [2024-11-14 03:29:10,722 INFO L432 NwaCegarLoop]: 4630 mSDtfsCounter, 5118 mSDsluCounter, 11378 mSDsCounter, 0 mSdLazyCounter, 4574 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.0s 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, 64.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:29:10,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5120 Valid, 16008 Invalid, 4581 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 4574 Invalid, 7 Unknown, 0 Unchecked, 64.3s Time] [2024-11-14 03:29:10,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6855 states. [2024-11-14 03:29:11,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6855 to 6855. [2024-11-14 03:29:11,830 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) [2024-11-14 03:29:11,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6855 states to 6855 states and 9986 transitions. [2024-11-14 03:29:11,887 INFO L78 Accepts]: Start accepts. Automaton has 6855 states and 9986 transitions. Word has length 80 [2024-11-14 03:29:11,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:29:11,890 INFO L471 AbstractCegarLoop]: Abstraction has 6855 states and 9986 transitions. [2024-11-14 03:29:11,890 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) [2024-11-14 03:29:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 6855 states and 9986 transitions. [2024-11-14 03:29:11,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-14 03:29:11,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:29:11,893 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] [2024-11-14 03:29:11,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-14 03:29:11,894 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)] === [2024-11-14 03:29:11,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:29:11,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1016694655, now seen corresponding path program 1 times [2024-11-14 03:29:11,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:29:11,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741870882] [2024-11-14 03:29:11,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:29:11,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:29:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:29:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:29:24,582 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:29:24,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741870882] [2024-11-14 03:29:24,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741870882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:29:24,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:29:24,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:29:24,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382200134] [2024-11-14 03:29:24,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:29:24,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:29:24,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:29:24,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:29:24,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:29:24,584 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) [2024-11-14 03:29:26,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:28,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:42,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:44,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:29:44,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:29:44,945 INFO L93 Difference]: Finished difference Result 6855 states and 9986 transitions. [2024-11-14 03:29:44,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:29:44,945 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 [2024-11-14 03:29:44,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:29:44,984 INFO L225 Difference]: With dead ends: 6855 [2024-11-14 03:29:44,984 INFO L226 Difference]: Without dead ends: 6853 [2024-11-14 03:29:44,989 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 [2024-11-14 03:29:44,990 INFO L432 NwaCegarLoop]: 4627 mSDtfsCounter, 5120 mSDsluCounter, 4626 mSDsCounter, 0 mSdLazyCounter, 1035 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s 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, 19.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:29:44,990 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5120 Valid, 9253 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1035 Invalid, 3 Unknown, 0 Unchecked, 19.6s Time] [2024-11-14 03:29:44,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6853 states. [2024-11-14 03:29:45,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6853 to 6853. [2024-11-14 03:29:45,786 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) [2024-11-14 03:29:45,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 9984 transitions. [2024-11-14 03:29:45,811 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 9984 transitions. Word has length 84 [2024-11-14 03:29:45,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:29:45,812 INFO L471 AbstractCegarLoop]: Abstraction has 6853 states and 9984 transitions. [2024-11-14 03:29:45,812 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) [2024-11-14 03:29:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 9984 transitions. [2024-11-14 03:29:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-14 03:29:45,813 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:29:45,813 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] [2024-11-14 03:29:45,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-14 03:29:45,813 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)] === [2024-11-14 03:29:45,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:29:45,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1214350723, now seen corresponding path program 1 times [2024-11-14 03:29:45,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:29:45,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124499282] [2024-11-14 03:29:45,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:29:45,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:29:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:29:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 03:29:55,468 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:29:55,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124499282] [2024-11-14 03:29:55,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124499282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:29:55,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:29:55,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:29:55,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234933552] [2024-11-14 03:29:55,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:29:55,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:29:55,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:29:55,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:29:55,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:29:55,470 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) [2024-11-14 03:29:57,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:07,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:07,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:30:07,557 INFO L93 Difference]: Finished difference Result 13679 states and 20404 transitions. [2024-11-14 03:30:07,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:30:07,557 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 [2024-11-14 03:30:07,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:30:07,691 INFO L225 Difference]: With dead ends: 13679 [2024-11-14 03:30:07,691 INFO L226 Difference]: Without dead ends: 6845 [2024-11-14 03:30:07,726 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 [2024-11-14 03:30:07,729 INFO L432 NwaCegarLoop]: 4622 mSDtfsCounter, 5109 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5109 SdHoareTripleChecker+Valid, 4622 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:30:07,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5109 Valid, 4622 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 517 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2024-11-14 03:30:07,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6845 states. [2024-11-14 03:30:08,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6845 to 6845. [2024-11-14 03:30:08,461 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) [2024-11-14 03:30:08,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6845 states to 6845 states and 9971 transitions. [2024-11-14 03:30:08,488 INFO L78 Accepts]: Start accepts. Automaton has 6845 states and 9971 transitions. Word has length 83 [2024-11-14 03:30:08,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:30:08,488 INFO L471 AbstractCegarLoop]: Abstraction has 6845 states and 9971 transitions. [2024-11-14 03:30:08,488 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) [2024-11-14 03:30:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 6845 states and 9971 transitions. [2024-11-14 03:30:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-14 03:30:08,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:30:08,490 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] [2024-11-14 03:30:08,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-14 03:30:08,491 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)] === [2024-11-14 03:30:08,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:30:08,491 INFO L85 PathProgramCache]: Analyzing trace with hash 2086301122, now seen corresponding path program 1 times [2024-11-14 03:30:08,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:30:08,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093873433] [2024-11-14 03:30:08,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:30:08,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:30:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:30:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:30:19,826 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:30:19,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093873433] [2024-11-14 03:30:19,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093873433] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:30:19,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:30:19,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:30:19,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088680213] [2024-11-14 03:30:19,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:30:19,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:30:19,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:30:19,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:30:19,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:30:19,828 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) [2024-11-14 03:30:21,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:24,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:40,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:42,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:42,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:30:42,251 INFO L93 Difference]: Finished difference Result 6845 states and 9971 transitions. [2024-11-14 03:30:42,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:30:42,252 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 [2024-11-14 03:30:42,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:30:42,280 INFO L225 Difference]: With dead ends: 6845 [2024-11-14 03:30:42,280 INFO L226 Difference]: Without dead ends: 6843 [2024-11-14 03:30:42,284 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 [2024-11-14 03:30:42,285 INFO L432 NwaCegarLoop]: 4620 mSDtfsCounter, 5111 mSDsluCounter, 4620 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s 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, 21.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:30:42,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5111 Valid, 9240 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 21.4s Time] [2024-11-14 03:30:42,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6843 states. [2024-11-14 03:30:43,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6843 to 6843. [2024-11-14 03:30:43,176 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) [2024-11-14 03:30:43,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6843 states to 6843 states and 9969 transitions. [2024-11-14 03:30:43,213 INFO L78 Accepts]: Start accepts. Automaton has 6843 states and 9969 transitions. Word has length 86 [2024-11-14 03:30:43,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:30:43,214 INFO L471 AbstractCegarLoop]: Abstraction has 6843 states and 9969 transitions. [2024-11-14 03:30:43,214 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) [2024-11-14 03:30:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 6843 states and 9969 transitions. [2024-11-14 03:30:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-14 03:30:43,216 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:30:43,216 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] [2024-11-14 03:30:43,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-14 03:30:43,216 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)] === [2024-11-14 03:30:43,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:30:43,216 INFO L85 PathProgramCache]: Analyzing trace with hash 282251571, now seen corresponding path program 1 times [2024-11-14 03:30:43,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:30:43,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487340916] [2024-11-14 03:30:43,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:30:43,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:30:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:30:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:30:54,775 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:30:54,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487340916] [2024-11-14 03:30:54,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487340916] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:30:54,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:30:54,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:30:54,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913676772] [2024-11-14 03:30:54,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:30:54,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:30:54,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:30:54,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:30:54,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:30:54,777 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) [2024-11-14 03:30:56,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:30:59,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:14,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:16,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:16,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:31:16,291 INFO L93 Difference]: Finished difference Result 6843 states and 9969 transitions. [2024-11-14 03:31:16,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:31:16,292 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 [2024-11-14 03:31:16,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:31:16,321 INFO L225 Difference]: With dead ends: 6843 [2024-11-14 03:31:16,321 INFO L226 Difference]: Without dead ends: 6841 [2024-11-14 03:31:16,327 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 [2024-11-14 03:31:16,327 INFO L432 NwaCegarLoop]: 4618 mSDtfsCounter, 5110 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5110 SdHoareTripleChecker+Valid, 9236 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:31:16,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5110 Valid, 9236 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1033 Invalid, 4 Unknown, 0 Unchecked, 20.6s Time] [2024-11-14 03:31:16,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6841 states. [2024-11-14 03:31:17,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6841 to 6841. [2024-11-14 03:31:17,120 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) [2024-11-14 03:31:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6841 states to 6841 states and 9967 transitions. [2024-11-14 03:31:17,150 INFO L78 Accepts]: Start accepts. Automaton has 6841 states and 9967 transitions. Word has length 91 [2024-11-14 03:31:17,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:31:17,151 INFO L471 AbstractCegarLoop]: Abstraction has 6841 states and 9967 transitions. [2024-11-14 03:31:17,151 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) [2024-11-14 03:31:17,151 INFO L276 IsEmpty]: Start isEmpty. Operand 6841 states and 9967 transitions. [2024-11-14 03:31:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-14 03:31:17,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:31:17,153 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] [2024-11-14 03:31:17,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-14 03:31:17,153 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)] === [2024-11-14 03:31:17,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:31:17,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1640652688, now seen corresponding path program 1 times [2024-11-14 03:31:17,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:31:17,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099170432] [2024-11-14 03:31:17,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:31:17,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:31:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:31:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 03:31:28,112 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:31:28,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099170432] [2024-11-14 03:31:28,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099170432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:31:28,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:31:28,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:31:28,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178115900] [2024-11-14 03:31:28,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:31:28,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 03:31:28,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:31:28,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 03:31:28,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 03:31:28,113 INFO L87 Difference]: Start difference. First operand 6841 states and 9967 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-14 03:31:30,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:32,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:46,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:47,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:31:47,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:31:47,449 INFO L93 Difference]: Finished difference Result 6841 states and 9967 transitions. [2024-11-14 03:31:47,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 03:31:47,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 96 [2024-11-14 03:31:47,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:31:47,480 INFO L225 Difference]: With dead ends: 6841 [2024-11-14 03:31:47,480 INFO L226 Difference]: Without dead ends: 6839 [2024-11-14 03:31:47,484 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 [2024-11-14 03:31:47,485 INFO L432 NwaCegarLoop]: 4615 mSDtfsCounter, 5107 mSDsluCounter, 4615 mSDsCounter, 0 mSdLazyCounter, 1036 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5107 SdHoareTripleChecker+Valid, 9230 SdHoareTripleChecker+Invalid, 1039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1036 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:31:47,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5107 Valid, 9230 Invalid, 1039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1036 Invalid, 3 Unknown, 0 Unchecked, 18.5s Time] [2024-11-14 03:31:47,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6839 states. [2024-11-14 03:31:48,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6839 to 6839. [2024-11-14 03:31:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6839 states, 4022 states have (on average 1.2744903033316757) internal successors, (5126), 4116 states have internal predecessors, (5126), 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) [2024-11-14 03:31:48,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6839 states to 6839 states and 9965 transitions. [2024-11-14 03:31:48,304 INFO L78 Accepts]: Start accepts. Automaton has 6839 states and 9965 transitions. Word has length 96 [2024-11-14 03:31:48,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:31:48,305 INFO L471 AbstractCegarLoop]: Abstraction has 6839 states and 9965 transitions. [2024-11-14 03:31:48,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-14 03:31:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 6839 states and 9965 transitions. [2024-11-14 03:31:48,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-14 03:31:48,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:31:48,308 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, 1, 1, 1, 1, 1] [2024-11-14 03:31:48,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-14 03:31:48,308 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_update_lock_sched_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)] === [2024-11-14 03:31:48,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:31:48,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1153496994, now seen corresponding path program 1 times [2024-11-14 03:31:48,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:31:48,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795735537] [2024-11-14 03:31:48,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:31:48,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms