./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59b1cfb91cc72e499bff6d8fc699fc231e5a5cccbbf2aefe05d1bfd2696fc05b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:00:59,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:00:59,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:00:59,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:00:59,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:00:59,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:00:59,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:00:59,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:00:59,867 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:00:59,868 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:00:59,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:00:59,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:00:59,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:00:59,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:00:59,870 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:00:59,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:00:59,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:00:59,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:00:59,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:00:59,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:00:59,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:00:59,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:00:59,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:00:59,872 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:00:59,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:00:59,873 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:00:59,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:00:59,873 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:00:59,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:00:59,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:00:59,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:00:59,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:00:59,874 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:00:59,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:00:59,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:00:59,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:00:59,875 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:00:59,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:00:59,876 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59b1cfb91cc72e499bff6d8fc699fc231e5a5cccbbf2aefe05d1bfd2696fc05b [2024-11-28 03:01:00,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:01:00,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:01:00,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:01:00,288 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:01:00,288 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:01:00,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2024-11-28 03:01:03,348 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/data/9284584c3/b69630de5c604d60b7a5c5df586c5127/FLAG7718580bd [2024-11-28 03:01:04,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:01:04,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2024-11-28 03:01:04,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/data/9284584c3/b69630de5c604d60b7a5c5df586c5127/FLAG7718580bd [2024-11-28 03:01:04,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/data/9284584c3/b69630de5c604d60b7a5c5df586c5127 [2024-11-28 03:01:04,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:01:04,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:01:04,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:04,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:01:04,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:01:04,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390559c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:04, skipping insertion in model container [2024-11-28 03:01:04,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:04" (1/1) ... [2024-11-28 03:01:04,598 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:01:09,834 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434581,434594] [2024-11-28 03:01:09,838 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434726,434739] [2024-11-28 03:01:09,839 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434872,434885] [2024-11-28 03:01:09,840 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435037,435050] [2024-11-28 03:01:09,840 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435195,435208] [2024-11-28 03:01:09,841 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435353,435366] [2024-11-28 03:01:09,842 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435511,435524] [2024-11-28 03:01:09,842 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435671,435684] [2024-11-28 03:01:09,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435830,435843] [2024-11-28 03:01:09,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435969,435982] [2024-11-28 03:01:09,844 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436111,436124] [2024-11-28 03:01:09,844 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436260,436273] [2024-11-28 03:01:09,845 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436399,436412] [2024-11-28 03:01:09,845 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436554,436567] [2024-11-28 03:01:09,846 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436714,436727] [2024-11-28 03:01:09,846 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436865,436878] [2024-11-28 03:01:09,847 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437016,437029] [2024-11-28 03:01:09,847 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437168,437181] [2024-11-28 03:01:09,848 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437317,437330] [2024-11-28 03:01:09,848 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437465,437478] [2024-11-28 03:01:09,849 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437622,437635] [2024-11-28 03:01:09,849 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437771,437784] [2024-11-28 03:01:09,850 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437927,437940] [2024-11-28 03:01:09,850 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438080,438093] [2024-11-28 03:01:09,851 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438226,438239] [2024-11-28 03:01:09,851 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438369,438382] [2024-11-28 03:01:09,852 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438521,438534] [2024-11-28 03:01:09,853 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438667,438680] [2024-11-28 03:01:09,853 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438812,438825] [2024-11-28 03:01:09,854 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438966,438979] [2024-11-28 03:01:09,854 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439117,439130] [2024-11-28 03:01:09,855 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439272,439285] [2024-11-28 03:01:09,855 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439424,439437] [2024-11-28 03:01:09,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439579,439592] [2024-11-28 03:01:09,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439743,439756] [2024-11-28 03:01:09,857 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439899,439912] [2024-11-28 03:01:09,857 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440063,440076] [2024-11-28 03:01:09,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440205,440218] [2024-11-28 03:01:09,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440363,440376] [2024-11-28 03:01:09,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440530,440543] [2024-11-28 03:01:09,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440689,440702] [2024-11-28 03:01:09,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440848,440861] [2024-11-28 03:01:09,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440997,441010] [2024-11-28 03:01:09,860 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441144,441157] [2024-11-28 03:01:09,860 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441283,441296] [2024-11-28 03:01:09,861 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441446,441459] [2024-11-28 03:01:09,862 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441612,441625] [2024-11-28 03:01:09,862 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441776,441789] [2024-11-28 03:01:09,863 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441941,441954] [2024-11-28 03:01:09,863 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442106,442119] [2024-11-28 03:01:09,864 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442272,442285] [2024-11-28 03:01:09,864 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442437,442450] [2024-11-28 03:01:09,865 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442604,442617] [2024-11-28 03:01:09,865 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442764,442777] [2024-11-28 03:01:09,866 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442926,442939] [2024-11-28 03:01:09,866 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443085,443098] [2024-11-28 03:01:09,899 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443231,443244] [2024-11-28 03:01:09,899 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443374,443387] [2024-11-28 03:01:09,900 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443518,443531] [2024-11-28 03:01:09,900 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443661,443674] [2024-11-28 03:01:09,901 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443805,443818] [2024-11-28 03:01:09,901 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443946,443959] [2024-11-28 03:01:09,902 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444084,444097] [2024-11-28 03:01:09,906 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444242,444255] [2024-11-28 03:01:09,906 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444401,444414] [2024-11-28 03:01:09,907 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444557,444570] [2024-11-28 03:01:09,907 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444706,444719] [2024-11-28 03:01:09,908 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444858,444871] [2024-11-28 03:01:09,908 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445009,445022] [2024-11-28 03:01:09,908 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445158,445171] [2024-11-28 03:01:09,909 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445310,445323] [2024-11-28 03:01:09,912 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445458,445471] [2024-11-28 03:01:09,913 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445611,445624] [2024-11-28 03:01:09,913 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445762,445775] [2024-11-28 03:01:09,914 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445912,445925] [2024-11-28 03:01:09,914 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446059,446072] [2024-11-28 03:01:09,915 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446210,446223] [2024-11-28 03:01:09,915 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446361,446374] [2024-11-28 03:01:09,916 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446509,446522] [2024-11-28 03:01:09,916 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446675,446688] [2024-11-28 03:01:09,921 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446844,446857] [2024-11-28 03:01:09,921 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447011,447024] [2024-11-28 03:01:09,922 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447179,447192] [2024-11-28 03:01:09,922 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447329,447342] [2024-11-28 03:01:09,923 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447476,447489] [2024-11-28 03:01:09,923 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447637,447650] [2024-11-28 03:01:09,923 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447807,447820] [2024-11-28 03:01:09,924 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447969,447982] [2024-11-28 03:01:09,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:09,991 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:01:10,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [4421-4422] [2024-11-28 03:01:10,130 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4427-4429] [2024-11-28 03:01:10,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434581,434594] [2024-11-28 03:01:10,857 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434726,434739] [2024-11-28 03:01:10,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434872,434885] [2024-11-28 03:01:10,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435037,435050] [2024-11-28 03:01:10,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435195,435208] [2024-11-28 03:01:10,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435353,435366] [2024-11-28 03:01:10,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435511,435524] [2024-11-28 03:01:10,860 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435671,435684] [2024-11-28 03:01:10,864 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435830,435843] [2024-11-28 03:01:10,865 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435969,435982] [2024-11-28 03:01:10,869 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436111,436124] [2024-11-28 03:01:10,870 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436260,436273] [2024-11-28 03:01:10,872 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436399,436412] [2024-11-28 03:01:10,872 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436554,436567] [2024-11-28 03:01:10,872 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436714,436727] [2024-11-28 03:01:10,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436865,436878] [2024-11-28 03:01:10,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437016,437029] [2024-11-28 03:01:10,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437168,437181] [2024-11-28 03:01:10,874 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437317,437330] [2024-11-28 03:01:10,874 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437465,437478] [2024-11-28 03:01:10,874 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437622,437635] [2024-11-28 03:01:10,874 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437771,437784] [2024-11-28 03:01:10,878 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437927,437940] [2024-11-28 03:01:10,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438080,438093] [2024-11-28 03:01:10,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438226,438239] [2024-11-28 03:01:10,880 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438369,438382] [2024-11-28 03:01:10,880 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438521,438534] [2024-11-28 03:01:10,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438667,438680] [2024-11-28 03:01:10,884 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438812,438825] [2024-11-28 03:01:10,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438966,438979] [2024-11-28 03:01:10,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439117,439130] [2024-11-28 03:01:10,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439272,439285] [2024-11-28 03:01:10,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439424,439437] [2024-11-28 03:01:10,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439579,439592] [2024-11-28 03:01:10,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439743,439756] [2024-11-28 03:01:10,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439899,439912] [2024-11-28 03:01:10,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440063,440076] [2024-11-28 03:01:10,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440205,440218] [2024-11-28 03:01:10,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440363,440376] [2024-11-28 03:01:10,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440530,440543] [2024-11-28 03:01:10,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440689,440702] [2024-11-28 03:01:10,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440848,440861] [2024-11-28 03:01:10,893 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440997,441010] [2024-11-28 03:01:10,893 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441144,441157] [2024-11-28 03:01:10,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441283,441296] [2024-11-28 03:01:10,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441446,441459] [2024-11-28 03:01:10,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441612,441625] [2024-11-28 03:01:10,895 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441776,441789] [2024-11-28 03:01:10,895 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441941,441954] [2024-11-28 03:01:10,899 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442106,442119] [2024-11-28 03:01:10,900 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442272,442285] [2024-11-28 03:01:10,900 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442437,442450] [2024-11-28 03:01:10,901 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442604,442617] [2024-11-28 03:01:10,901 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442764,442777] [2024-11-28 03:01:10,901 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442926,442939] [2024-11-28 03:01:10,902 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443085,443098] [2024-11-28 03:01:10,902 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443231,443244] [2024-11-28 03:01:10,902 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443374,443387] [2024-11-28 03:01:10,902 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443518,443531] [2024-11-28 03:01:10,903 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443661,443674] [2024-11-28 03:01:10,905 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443805,443818] [2024-11-28 03:01:10,906 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443946,443959] [2024-11-28 03:01:10,906 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444084,444097] [2024-11-28 03:01:10,906 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444242,444255] [2024-11-28 03:01:10,907 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444401,444414] [2024-11-28 03:01:10,907 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444557,444570] [2024-11-28 03:01:10,907 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444706,444719] [2024-11-28 03:01:10,907 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444858,444871] [2024-11-28 03:01:10,908 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445009,445022] [2024-11-28 03:01:10,909 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445158,445171] [2024-11-28 03:01:10,910 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445310,445323] [2024-11-28 03:01:10,910 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445458,445471] [2024-11-28 03:01:10,911 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445611,445624] [2024-11-28 03:01:10,911 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445762,445775] [2024-11-28 03:01:10,911 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445912,445925] [2024-11-28 03:01:10,912 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446059,446072] [2024-11-28 03:01:10,912 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446210,446223] [2024-11-28 03:01:10,912 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446361,446374] [2024-11-28 03:01:10,913 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446509,446522] [2024-11-28 03:01:10,913 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446675,446688] [2024-11-28 03:01:10,915 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446844,446857] [2024-11-28 03:01:10,915 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447011,447024] [2024-11-28 03:01:10,916 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447179,447192] [2024-11-28 03:01:10,917 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447329,447342] [2024-11-28 03:01:10,917 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447476,447489] [2024-11-28 03:01:10,917 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447637,447650] [2024-11-28 03:01:10,918 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447807,447820] [2024-11-28 03:01:10,918 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_28c4b4b7-a264-4c12-9bbf-c638c71590ca/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447969,447982] [2024-11-28 03:01:10,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:11,195 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:01:11,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11 WrapperNode [2024-11-28 03:01:11,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:11,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:11,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:01:11,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:01:11,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:11,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:11,824 INFO L138 Inliner]: procedures = 751, calls = 3543, calls flagged for inlining = 402, calls inlined = 238, statements flattened = 7395 [2024-11-28 03:01:11,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:11,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:01:11,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:01:11,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:01:11,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:11,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:11,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:13,891 INFO L175 MemorySlicer]: Split 1107 memory accesses to 23 slices as follows [2, 4, 23, 2, 2, 1, 3, 5, 905, 46, 1, 46, 2, 12, 2, 2, 17, 2, 7, 3, 17, 1, 2]. 82 percent of accesses are in the largest equivalence class. The 85 initializations are split as follows [0, 0, 23, 0, 0, 0, 3, 5, 32, 0, 1, 0, 2, 12, 0, 0, 0, 0, 7, 0, 0, 0, 0]. The 433 writes are split as follows [0, 1, 0, 1, 1, 0, 0, 0, 343, 0, 0, 46, 0, 0, 1, 1, 17, 1, 0, 3, 17, 0, 1]. [2024-11-28 03:01:13,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:13,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,130 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:01:14,343 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:01:14,343 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:01:14,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:01:14,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (1/1) ... [2024-11-28 03:01:14,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:14,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:14,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:01:14,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure u132_disable [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_disable [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure u132_remove [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_remove [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_init_kref [2024-11-28 03:01:14,419 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_init_kref [2024-11-28 03:01:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_put_kref [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_put_kref [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_read_pcimem [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_read_pcimem [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_requeue_work [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_requeue_work [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure u132_bus_suspend [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_bus_suspend [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure u132_get_frame [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_get_frame [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure edset_output [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_output [2024-11-28 03:01:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2024-11-28 03:01:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2024-11-28 03:01:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure read_roothub_info [2024-11-28 03:01:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure read_roothub_info [2024-11-28 03:01:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_scheduler_lock_of_u132 [2024-11-28 03:01:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_scheduler_lock_of_u132 [2024-11-28 03:01:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure edset_single [2024-11-28 03:01:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_single [2024-11-28 03:01:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:01:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure edset_setup [2024-11-28 03:01:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_setup [2024-11-28 03:01:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-28 03:01:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-28 03:01:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-28 03:01:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2024-11-28 03:01:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure u132_resume [2024-11-28 03:01:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_resume [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2024-11-28 03:01:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-28 03:01:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:01:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2024-11-28 03:01:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2024-11-28 03:01:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-28 03:01:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 03:01:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_cancel_work [2024-11-28 03:01:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_cancel_work [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-11-28 03:01:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-28 03:01:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2024-11-28 03:01:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:01:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 03:01:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_ring_work_scheduler [2024-11-28 03:01:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_ring_work_scheduler [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2024-11-28 03:01:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-28 03:01:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2024-11-28 03:01:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 03:01:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 03:01:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure u132_u132_put_kref [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_u132_put_kref [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_endp_work_scheduler [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_endp_work_scheduler [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_monitor_work [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_monitor_work [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure u132_monitor_requeue_work [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_monitor_requeue_work [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_stop [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_stop [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:01:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:01:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 03:01:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_giveback_urb [2024-11-28 03:01:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_giveback_urb [2024-11-28 03:01:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:01:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:01:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_write_pcimem [2024-11-28 03:01:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_write_pcimem [2024-11-28 03:01:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:01:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:01:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_queue_work [2024-11-28 03:01:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_queue_work [2024-11-28 03:01:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_u132_module_lock [2024-11-28 03:01:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_u132_module_lock [2024-11-28 03:01:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_queue_work [2024-11-28 03:01:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_queue_work [2024-11-28 03:01:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-28 03:01:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-28 03:01:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-28 03:01:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-28 03:01:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-28 03:01:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-28 03:01:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_start [2024-11-28 03:01:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_start [2024-11-28 03:01:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2024-11-28 03:01:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2024-11-28 03:01:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_edset_input [2024-11-28 03:01:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_edset_input [2024-11-28 03:01:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure u132_to_hcd [2024-11-28 03:01:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_to_hcd [2024-11-28 03:01:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure u132_probe [2024-11-28 03:01:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_probe [2024-11-28 03:01:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_sw_lock_of_u132 [2024-11-28 03:01:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_sw_lock_of_u132 [2024-11-28 03:01:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2024-11-28 03:01:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2024-11-28 03:01:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-28 03:01:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-28 03:01:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:01:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:01:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_init_kref [2024-11-28 03:01:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_init_kref [2024-11-28 03:01:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_sw_lock_of_u132 [2024-11-28 03:01:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_sw_lock_of_u132 [2024-11-28 03:01:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 03:01:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 03:01:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-28 03:01:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-28 03:01:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:01:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 03:01:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:01:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_get_kref [2024-11-28 03:01:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_get_kref [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:01:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_u132 [2024-11-28 03:01:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_u132 [2024-11-28 03:01:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2024-11-28 03:01:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2024-11-28 03:01:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2024-11-28 03:01:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2024-11-28 03:01:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure u132_bus_resume [2024-11-28 03:01:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_bus_resume [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_u132_spin [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_u132_spin [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_delete [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_delete [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_put_kref [2024-11-28 03:01:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_put_kref [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:01:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_100 [2024-11-28 03:01:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_100 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 03:01:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 03:01:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_put_kref [2024-11-28 03:01:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_put_kref [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 03:01:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-28 03:01:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_urb_dequeue [2024-11-28 03:01:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_urb_dequeue [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-28 03:01:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-28 03:01:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 03:01:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 03:01:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-28 03:01:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-28 03:01:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_reset [2024-11-28 03:01:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_reset [2024-11-28 03:01:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-28 03:01:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-28 03:01:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-28 03:01:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-28 03:01:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 03:01:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 03:01:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2024-11-28 03:01:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2024-11-28 03:01:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure port_power [2024-11-28 03:01:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure port_power [2024-11-28 03:01:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-28 03:01:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-28 03:01:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-28 03:01:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-28 03:01:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 03:01:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 03:01:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 03:01:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 03:01:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_scheduler_lock_of_u132 [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_scheduler_lock_of_u132 [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_cancel_work [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_cancel_work [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_u132_module_lock [2024-11-28 03:01:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_u132_module_lock [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:01:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:01:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 03:01:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 03:01:15,946 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:01:15,950 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:01:16,122 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:01:33,269 INFO L? ?]: Removed 2727 outVars from TransFormulas that were not future-live. [2024-11-28 03:01:33,270 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:01:33,335 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:01:33,335 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:01:33,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:33 BoogieIcfgContainer [2024-11-28 03:01:33,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:01:33,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:01:33,342 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:01:33,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:01:33,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:01:04" (1/3) ... [2024-11-28 03:01:33,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278594b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:33, skipping insertion in model container [2024-11-28 03:01:33,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:11" (2/3) ... [2024-11-28 03:01:33,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278594b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:33, skipping insertion in model container [2024-11-28 03:01:33,353 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:33" (3/3) ... [2024-11-28 03:01:33,354 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2024-11-28 03:01:33,371 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:01:33,378 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i that has 120 procedures, 2456 locations, 1 initial locations, 3 loop locations, and 29 error locations. [2024-11-28 03:01:33,546 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:01:33,565 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@20eabe90, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:01:33,565 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-11-28 03:01:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand has 2455 states, 1684 states have (on average 1.339667458432304) internal successors, (2256), 1776 states have internal predecessors, (2256), 623 states have call successors, (623), 119 states have call predecessors, (623), 118 states have return successors, (617), 585 states have call predecessors, (617), 617 states have call successors, (617) [2024-11-28 03:01:33,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-28 03:01:33,600 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:33,601 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:33,601 INFO L396 AbstractCegarLoop]: === Iteration 1 === 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 27 more)] === [2024-11-28 03:01:33,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:33,610 INFO L85 PathProgramCache]: Analyzing trace with hash 452178296, now seen corresponding path program 1 times [2024-11-28 03:01:33,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:33,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176555877] [2024-11-28 03:01:33,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:33,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:38,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:01:38,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:38,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176555877] [2024-11-28 03:01:38,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176555877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:38,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:38,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:38,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255089189] [2024-11-28 03:01:38,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:38,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:38,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:38,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:38,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:38,424 INFO L87 Difference]: Start difference. First operand has 2455 states, 1684 states have (on average 1.339667458432304) internal successors, (2256), 1776 states have internal predecessors, (2256), 623 states have call successors, (623), 119 states have call predecessors, (623), 118 states have return successors, (617), 585 states have call predecessors, (617), 617 states have call successors, (617) Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2024-11-28 03:01:39,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:39,073 INFO L93 Difference]: Finished difference Result 4868 states and 7159 transitions. [2024-11-28 03:01:39,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:39,077 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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 61 [2024-11-28 03:01:39,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:39,131 INFO L225 Difference]: With dead ends: 4868 [2024-11-28 03:01:39,131 INFO L226 Difference]: Without dead ends: 2435 [2024-11-28 03:01:39,158 INFO L434 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 [2024-11-28 03:01:39,163 INFO L435 NwaCegarLoop]: 3449 mSDtfsCounter, 3425 mSDsluCounter, 3448 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3425 SdHoareTripleChecker+Valid, 6897 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:39,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3425 Valid, 6897 Invalid, 4 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:39,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2024-11-28 03:01:39,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 2435. [2024-11-28 03:01:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2435 states, 1673 states have (on average 1.3144052600119547) internal successors, (2199), 1760 states have internal predecessors, (2199), 617 states have call successors, (617), 118 states have call predecessors, (617), 117 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:39,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2435 states and 3431 transitions. [2024-11-28 03:01:39,473 INFO L78 Accepts]: Start accepts. Automaton has 2435 states and 3431 transitions. Word has length 61 [2024-11-28 03:01:39,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:39,476 INFO L471 AbstractCegarLoop]: Abstraction has 2435 states and 3431 transitions. [2024-11-28 03:01:39,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2024-11-28 03:01:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 3431 transitions. [2024-11-28 03:01:39,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-28 03:01:39,483 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:39,483 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:39,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:01:39,484 INFO L396 AbstractCegarLoop]: === Iteration 2 === 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 27 more)] === [2024-11-28 03:01:39,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:39,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1022207397, now seen corresponding path program 1 times [2024-11-28 03:01:39,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:39,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322195498] [2024-11-28 03:01:39,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:39,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:01:42,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:42,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322195498] [2024-11-28 03:01:42,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322195498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:42,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:42,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:42,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243092472] [2024-11-28 03:01:42,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:42,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:42,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:42,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:42,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:42,144 INFO L87 Difference]: Start difference. First operand 2435 states and 3431 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, (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) [2024-11-28 03:01:42,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:42,379 INFO L93 Difference]: Finished difference Result 2435 states and 3431 transitions. [2024-11-28 03:01:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:42,379 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, (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 67 [2024-11-28 03:01:42,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:42,402 INFO L225 Difference]: With dead ends: 2435 [2024-11-28 03:01:42,403 INFO L226 Difference]: Without dead ends: 2433 [2024-11-28 03:01:42,405 INFO L434 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 [2024-11-28 03:01:42,406 INFO L435 NwaCegarLoop]: 3427 mSDtfsCounter, 3402 mSDsluCounter, 3426 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3402 SdHoareTripleChecker+Valid, 6853 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:42,407 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3402 Valid, 6853 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:42,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2433 states. [2024-11-28 03:01:42,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2433 to 2433. [2024-11-28 03:01:42,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2433 states, 1672 states have (on average 1.3139952153110048) internal successors, (2197), 1758 states have internal predecessors, (2197), 617 states have call successors, (617), 118 states have call predecessors, (617), 117 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2433 states and 3429 transitions. [2024-11-28 03:01:42,578 INFO L78 Accepts]: Start accepts. Automaton has 2433 states and 3429 transitions. Word has length 67 [2024-11-28 03:01:42,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:42,579 INFO L471 AbstractCegarLoop]: Abstraction has 2433 states and 3429 transitions. [2024-11-28 03:01:42,579 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, (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) [2024-11-28 03:01:42,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 3429 transitions. [2024-11-28 03:01:42,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-28 03:01:42,584 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:42,585 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:42,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:01:42,585 INFO L396 AbstractCegarLoop]: === Iteration 3 === 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 27 more)] === [2024-11-28 03:01:42,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash -217896060, now seen corresponding path program 1 times [2024-11-28 03:01:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430290326] [2024-11-28 03:01:42,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-28 03:01:44,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:44,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430290326] [2024-11-28 03:01:44,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430290326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:44,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:44,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:44,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251807594] [2024-11-28 03:01:44,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:44,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:44,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:44,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:44,764 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:44,765 INFO L87 Difference]: Start difference. First operand 2433 states and 3429 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-28 03:01:45,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:45,067 INFO L93 Difference]: Finished difference Result 2452 states and 3444 transitions. [2024-11-28 03:01:45,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:45,068 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 69 [2024-11-28 03:01:45,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:45,089 INFO L225 Difference]: With dead ends: 2452 [2024-11-28 03:01:45,089 INFO L226 Difference]: Without dead ends: 2450 [2024-11-28 03:01:45,092 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:45,094 INFO L435 NwaCegarLoop]: 3434 mSDtfsCounter, 3382 mSDsluCounter, 6893 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3383 SdHoareTripleChecker+Valid, 10327 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:45,094 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3383 Valid, 10327 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:45,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2450 states. [2024-11-28 03:01:45,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2450 to 2448. [2024-11-28 03:01:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2448 states, 1683 states have (on average 1.3125371360665479) internal successors, (2209), 1769 states have internal predecessors, (2209), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3441 transitions. [2024-11-28 03:01:45,263 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3441 transitions. Word has length 69 [2024-11-28 03:01:45,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:45,264 INFO L471 AbstractCegarLoop]: Abstraction has 2448 states and 3441 transitions. [2024-11-28 03:01:45,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-28 03:01:45,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3441 transitions. [2024-11-28 03:01:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-28 03:01:45,270 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:45,270 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:45,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:01:45,271 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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 27 more)] === [2024-11-28 03:01:45,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:45,271 INFO L85 PathProgramCache]: Analyzing trace with hash 2010929365, now seen corresponding path program 1 times [2024-11-28 03:01:45,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:45,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507710454] [2024-11-28 03:01:45,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:45,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:01:47,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:47,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507710454] [2024-11-28 03:01:47,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507710454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:47,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:47,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:47,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118902883] [2024-11-28 03:01:47,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:47,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:47,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:47,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:47,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:47,762 INFO L87 Difference]: Start difference. First operand 2448 states and 3441 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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) [2024-11-28 03:01:48,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:48,032 INFO L93 Difference]: Finished difference Result 2448 states and 3441 transitions. [2024-11-28 03:01:48,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:48,032 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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 73 [2024-11-28 03:01:48,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:48,057 INFO L225 Difference]: With dead ends: 2448 [2024-11-28 03:01:48,058 INFO L226 Difference]: Without dead ends: 2446 [2024-11-28 03:01:48,060 INFO L434 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 [2024-11-28 03:01:48,062 INFO L435 NwaCegarLoop]: 3425 mSDtfsCounter, 3399 mSDsluCounter, 3424 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3399 SdHoareTripleChecker+Valid, 6849 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:48,063 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3399 Valid, 6849 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:48,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2446 states. [2024-11-28 03:01:48,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2446 to 2446. [2024-11-28 03:01:48,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2446 states, 1682 states have (on average 1.312128418549346) internal successors, (2207), 1767 states have internal predecessors, (2207), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:48,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2446 states and 3439 transitions. [2024-11-28 03:01:48,269 INFO L78 Accepts]: Start accepts. Automaton has 2446 states and 3439 transitions. Word has length 73 [2024-11-28 03:01:48,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:48,271 INFO L471 AbstractCegarLoop]: Abstraction has 2446 states and 3439 transitions. [2024-11-28 03:01:48,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 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) [2024-11-28 03:01:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 3439 transitions. [2024-11-28 03:01:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-28 03:01:48,273 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:48,273 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:48,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:01:48,274 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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 27 more)] === [2024-11-28 03:01:48,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:48,275 INFO L85 PathProgramCache]: Analyzing trace with hash 361820939, now seen corresponding path program 1 times [2024-11-28 03:01:48,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:48,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332576467] [2024-11-28 03:01:48,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:48,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:50,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:01:50,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:50,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332576467] [2024-11-28 03:01:50,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332576467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:50,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:50,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:50,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551752912] [2024-11-28 03:01:50,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:50,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:50,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:50,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:50,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:50,059 INFO L87 Difference]: Start difference. First operand 2446 states and 3439 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, (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) [2024-11-28 03:01:50,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:50,289 INFO L93 Difference]: Finished difference Result 2446 states and 3439 transitions. [2024-11-28 03:01:50,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:50,290 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, (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 79 [2024-11-28 03:01:50,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:50,308 INFO L225 Difference]: With dead ends: 2446 [2024-11-28 03:01:50,308 INFO L226 Difference]: Without dead ends: 2444 [2024-11-28 03:01:50,310 INFO L434 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 [2024-11-28 03:01:50,313 INFO L435 NwaCegarLoop]: 3423 mSDtfsCounter, 3396 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3396 SdHoareTripleChecker+Valid, 6845 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:50,313 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3396 Valid, 6845 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:50,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2444 states. [2024-11-28 03:01:50,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2444 to 2444. [2024-11-28 03:01:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 1681 states have (on average 1.3117192147531231) internal successors, (2205), 1765 states have internal predecessors, (2205), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3437 transitions. [2024-11-28 03:01:50,485 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3437 transitions. Word has length 79 [2024-11-28 03:01:50,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:50,485 INFO L471 AbstractCegarLoop]: Abstraction has 2444 states and 3437 transitions. [2024-11-28 03:01:50,486 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, (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) [2024-11-28 03:01:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3437 transitions. [2024-11-28 03:01:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-28 03:01:50,488 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:50,488 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:50,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:01:50,488 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:01:50,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:50,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1046899737, now seen corresponding path program 1 times [2024-11-28 03:01:50,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:50,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140581717] [2024-11-28 03:01:50,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:50,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-28 03:01:52,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:52,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140581717] [2024-11-28 03:01:52,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140581717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:52,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:52,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:52,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960377072] [2024-11-28 03:01:52,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:52,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:52,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:52,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:52,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:52,406 INFO L87 Difference]: Start difference. First operand 2444 states and 3437 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-28 03:01:56,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:01:56,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:56,887 INFO L93 Difference]: Finished difference Result 2446 states and 3438 transitions. [2024-11-28 03:01:56,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:56,893 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) Word has length 80 [2024-11-28 03:01:56,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:56,916 INFO L225 Difference]: With dead ends: 2446 [2024-11-28 03:01:56,917 INFO L226 Difference]: Without dead ends: 2444 [2024-11-28 03:01:56,919 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:56,920 INFO L435 NwaCegarLoop]: 3424 mSDtfsCounter, 25 mSDsluCounter, 10245 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 13669 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:56,920 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 13669 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:01:56,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2444 states. [2024-11-28 03:01:57,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2444 to 2444. [2024-11-28 03:01:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 1681 states have (on average 1.3111243307555027) internal successors, (2204), 1765 states have internal predecessors, (2204), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3436 transitions. [2024-11-28 03:01:57,146 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3436 transitions. Word has length 80 [2024-11-28 03:01:57,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:57,147 INFO L471 AbstractCegarLoop]: Abstraction has 2444 states and 3436 transitions. [2024-11-28 03:01:57,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-28 03:01:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3436 transitions. [2024-11-28 03:01:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-28 03:01:57,149 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:57,150 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:57,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:01:57,150 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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 27 more)] === [2024-11-28 03:01:57,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:57,151 INFO L85 PathProgramCache]: Analyzing trace with hash 778134449, now seen corresponding path program 1 times [2024-11-28 03:01:57,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:57,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060088585] [2024-11-28 03:01:57,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:57,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:59,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:01:59,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:59,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060088585] [2024-11-28 03:01:59,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060088585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:59,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:59,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:59,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066787642] [2024-11-28 03:01:59,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:59,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:59,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:59,167 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:59,168 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:59,168 INFO L87 Difference]: Start difference. First operand 2444 states and 3436 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-28 03:01:59,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:59,380 INFO L93 Difference]: Finished difference Result 2444 states and 3436 transitions. [2024-11-28 03:01:59,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:59,381 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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 85 [2024-11-28 03:01:59,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:59,398 INFO L225 Difference]: With dead ends: 2444 [2024-11-28 03:01:59,398 INFO L226 Difference]: Without dead ends: 2442 [2024-11-28 03:01:59,400 INFO L434 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 [2024-11-28 03:01:59,402 INFO L435 NwaCegarLoop]: 3421 mSDtfsCounter, 3393 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3393 SdHoareTripleChecker+Valid, 6841 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:59,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3393 Valid, 6841 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:59,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2442 states. [2024-11-28 03:01:59,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2442 to 2442. [2024-11-28 03:01:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2442 states, 1680 states have (on average 1.3107142857142857) internal successors, (2202), 1763 states have internal predecessors, (2202), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:01:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 2442 states and 3434 transitions. [2024-11-28 03:01:59,586 INFO L78 Accepts]: Start accepts. Automaton has 2442 states and 3434 transitions. Word has length 85 [2024-11-28 03:01:59,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:59,587 INFO L471 AbstractCegarLoop]: Abstraction has 2442 states and 3434 transitions. [2024-11-28 03:01:59,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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) [2024-11-28 03:01:59,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 3434 transitions. [2024-11-28 03:01:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-28 03:01:59,590 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:59,590 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:59,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:01:59,590 INFO L396 AbstractCegarLoop]: === Iteration 8 === 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 27 more)] === [2024-11-28 03:01:59,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:59,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1030773068, now seen corresponding path program 1 times [2024-11-28 03:01:59,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:59,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667012835] [2024-11-28 03:01:59,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:01,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:01,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667012835] [2024-11-28 03:02:01,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667012835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:01,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:01,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:01,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467207106] [2024-11-28 03:02:01,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:01,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:01,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:01,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:01,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:01,368 INFO L87 Difference]: Start difference. First operand 2442 states and 3434 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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) [2024-11-28 03:02:01,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:01,626 INFO L93 Difference]: Finished difference Result 2442 states and 3434 transitions. [2024-11-28 03:02:01,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:01,627 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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 91 [2024-11-28 03:02:01,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:01,645 INFO L225 Difference]: With dead ends: 2442 [2024-11-28 03:02:01,645 INFO L226 Difference]: Without dead ends: 2440 [2024-11-28 03:02:01,647 INFO L434 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 [2024-11-28 03:02:01,648 INFO L435 NwaCegarLoop]: 3419 mSDtfsCounter, 3390 mSDsluCounter, 3418 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3390 SdHoareTripleChecker+Valid, 6837 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:01,648 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3390 Valid, 6837 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:01,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2024-11-28 03:02:01,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 2440. [2024-11-28 03:02:01,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2440 states, 1679 states have (on average 1.3103037522334724) internal successors, (2200), 1761 states have internal predecessors, (2200), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:02:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2440 states and 3432 transitions. [2024-11-28 03:02:01,849 INFO L78 Accepts]: Start accepts. Automaton has 2440 states and 3432 transitions. Word has length 91 [2024-11-28 03:02:01,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:01,849 INFO L471 AbstractCegarLoop]: Abstraction has 2440 states and 3432 transitions. [2024-11-28 03:02:01,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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) [2024-11-28 03:02:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 3432 transitions. [2024-11-28 03:02:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:02:01,852 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:01,852 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:01,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:02:01,853 INFO L396 AbstractCegarLoop]: === Iteration 9 === 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 27 more)] === [2024-11-28 03:02:01,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:01,853 INFO L85 PathProgramCache]: Analyzing trace with hash 187291600, now seen corresponding path program 1 times [2024-11-28 03:02:01,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:01,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932730037] [2024-11-28 03:02:01,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:01,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:03,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:03,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932730037] [2024-11-28 03:02:03,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932730037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:03,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:03,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:03,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130478011] [2024-11-28 03:02:03,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:03,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:03,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:03,702 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:03,702 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:03,702 INFO L87 Difference]: Start difference. First operand 2440 states and 3432 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-11-28 03:02:03,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:03,968 INFO L93 Difference]: Finished difference Result 2440 states and 3432 transitions. [2024-11-28 03:02:03,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:03,968 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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 97 [2024-11-28 03:02:03,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:03,984 INFO L225 Difference]: With dead ends: 2440 [2024-11-28 03:02:03,984 INFO L226 Difference]: Without dead ends: 2438 [2024-11-28 03:02:03,986 INFO L434 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 [2024-11-28 03:02:03,988 INFO L435 NwaCegarLoop]: 3417 mSDtfsCounter, 3387 mSDsluCounter, 3416 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3387 SdHoareTripleChecker+Valid, 6833 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:03,988 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3387 Valid, 6833 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:03,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2438 states. [2024-11-28 03:02:04,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2438 to 2438. [2024-11-28 03:02:04,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2438 states, 1678 states have (on average 1.3098927294398093) internal successors, (2198), 1759 states have internal predecessors, (2198), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:02:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2438 states and 3430 transitions. [2024-11-28 03:02:04,174 INFO L78 Accepts]: Start accepts. Automaton has 2438 states and 3430 transitions. Word has length 97 [2024-11-28 03:02:04,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:04,175 INFO L471 AbstractCegarLoop]: Abstraction has 2438 states and 3430 transitions. [2024-11-28 03:02:04,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-11-28 03:02:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 3430 transitions. [2024-11-28 03:02:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 03:02:04,177 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:04,178 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:04,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:02:04,178 INFO L396 AbstractCegarLoop]: === Iteration 10 === 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 27 more)] === [2024-11-28 03:02:04,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:04,178 INFO L85 PathProgramCache]: Analyzing trace with hash -74220584, now seen corresponding path program 1 times [2024-11-28 03:02:04,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:04,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539169689] [2024-11-28 03:02:04,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:04,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:06,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:06,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539169689] [2024-11-28 03:02:06,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539169689] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:06,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:06,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:06,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562659358] [2024-11-28 03:02:06,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:06,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:06,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:06,022 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:06,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:06,022 INFO L87 Difference]: Start difference. First operand 2438 states and 3430 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-28 03:02:06,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:06,302 INFO L93 Difference]: Finished difference Result 2438 states and 3430 transitions. [2024-11-28 03:02:06,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:06,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 103 [2024-11-28 03:02:06,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:06,321 INFO L225 Difference]: With dead ends: 2438 [2024-11-28 03:02:06,321 INFO L226 Difference]: Without dead ends: 2436 [2024-11-28 03:02:06,322 INFO L434 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 [2024-11-28 03:02:06,323 INFO L435 NwaCegarLoop]: 3415 mSDtfsCounter, 3384 mSDsluCounter, 3414 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3384 SdHoareTripleChecker+Valid, 6829 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:06,326 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3384 Valid, 6829 Invalid, 4 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:06,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2436 states. [2024-11-28 03:02:06,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2436 to 2436. [2024-11-28 03:02:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2436 states, 1677 states have (on average 1.3094812164579606) internal successors, (2196), 1757 states have internal predecessors, (2196), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:02:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 2436 states and 3428 transitions. [2024-11-28 03:02:06,514 INFO L78 Accepts]: Start accepts. Automaton has 2436 states and 3428 transitions. Word has length 103 [2024-11-28 03:02:06,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:06,515 INFO L471 AbstractCegarLoop]: Abstraction has 2436 states and 3428 transitions. [2024-11-28 03:02:06,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2024-11-28 03:02:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 3428 transitions. [2024-11-28 03:02:06,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 03:02:06,517 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:06,518 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:06,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:02:06,518 INFO L396 AbstractCegarLoop]: === Iteration 11 === 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 27 more)] === [2024-11-28 03:02:06,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:06,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1688622459, now seen corresponding path program 1 times [2024-11-28 03:02:06,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:06,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333498574] [2024-11-28 03:02:06,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:06,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:08,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:08,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333498574] [2024-11-28 03:02:08,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333498574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:08,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:08,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:08,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725786113] [2024-11-28 03:02:08,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:08,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:08,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:08,154 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:08,154 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:08,154 INFO L87 Difference]: Start difference. First operand 2436 states and 3428 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-11-28 03:02:08,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:08,383 INFO L93 Difference]: Finished difference Result 2436 states and 3428 transitions. [2024-11-28 03:02:08,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:08,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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 105 [2024-11-28 03:02:08,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:08,406 INFO L225 Difference]: With dead ends: 2436 [2024-11-28 03:02:08,406 INFO L226 Difference]: Without dead ends: 2434 [2024-11-28 03:02:08,408 INFO L434 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 [2024-11-28 03:02:08,408 INFO L435 NwaCegarLoop]: 3413 mSDtfsCounter, 3380 mSDsluCounter, 3412 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3380 SdHoareTripleChecker+Valid, 6825 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:08,408 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3380 Valid, 6825 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:08,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2434 states. [2024-11-28 03:02:08,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2434 to 2434. [2024-11-28 03:02:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2434 states, 1676 states have (on average 1.3090692124105012) internal successors, (2194), 1755 states have internal predecessors, (2194), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:02:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2434 states and 3426 transitions. [2024-11-28 03:02:08,605 INFO L78 Accepts]: Start accepts. Automaton has 2434 states and 3426 transitions. Word has length 105 [2024-11-28 03:02:08,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:08,605 INFO L471 AbstractCegarLoop]: Abstraction has 2434 states and 3426 transitions. [2024-11-28 03:02:08,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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) [2024-11-28 03:02:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 3426 transitions. [2024-11-28 03:02:08,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-28 03:02:08,608 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:08,608 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:08,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:02:08,609 INFO L396 AbstractCegarLoop]: === Iteration 12 === 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 27 more)] === [2024-11-28 03:02:08,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:08,609 INFO L85 PathProgramCache]: Analyzing trace with hash 517547477, now seen corresponding path program 1 times [2024-11-28 03:02:08,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:08,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633609066] [2024-11-28 03:02:08,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:08,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:10,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:10,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:10,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633609066] [2024-11-28 03:02:10,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633609066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:10,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:10,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:10,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33429349] [2024-11-28 03:02:10,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:10,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:10,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:10,253 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:10,253 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:10,253 INFO L87 Difference]: Start difference. First operand 2434 states and 3426 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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) [2024-11-28 03:02:10,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:10,559 INFO L93 Difference]: Finished difference Result 2434 states and 3426 transitions. [2024-11-28 03:02:10,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:10,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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 111 [2024-11-28 03:02:10,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:10,584 INFO L225 Difference]: With dead ends: 2434 [2024-11-28 03:02:10,585 INFO L226 Difference]: Without dead ends: 2432 [2024-11-28 03:02:10,587 INFO L434 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 [2024-11-28 03:02:10,588 INFO L435 NwaCegarLoop]: 3411 mSDtfsCounter, 3379 mSDsluCounter, 3410 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3379 SdHoareTripleChecker+Valid, 6821 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:10,588 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3379 Valid, 6821 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:10,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2432 states. [2024-11-28 03:02:10,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2432 to 2432. [2024-11-28 03:02:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2432 states, 1675 states have (on average 1.3086567164179104) internal successors, (2192), 1753 states have internal predecessors, (2192), 617 states have call successors, (617), 122 states have call predecessors, (617), 121 states have return successors, (615), 583 states have call predecessors, (615), 615 states have call successors, (615) [2024-11-28 03:02:10,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2432 states and 3424 transitions. [2024-11-28 03:02:10,831 INFO L78 Accepts]: Start accepts. Automaton has 2432 states and 3424 transitions. Word has length 111 [2024-11-28 03:02:10,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:10,833 INFO L471 AbstractCegarLoop]: Abstraction has 2432 states and 3424 transitions. [2024-11-28 03:02:10,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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) [2024-11-28 03:02:10,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 3424 transitions. [2024-11-28 03:02:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-28 03:02:10,838 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:10,839 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:10,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:02:10,840 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:02:10,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:10,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1921875003, now seen corresponding path program 1 times [2024-11-28 03:02:10,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:10,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687300899] [2024-11-28 03:02:10,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:10,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-28 03:02:12,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:12,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687300899] [2024-11-28 03:02:12,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687300899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:12,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:12,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:12,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771023545] [2024-11-28 03:02:12,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:12,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:12,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:12,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:12,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:12,283 INFO L87 Difference]: Start difference. First operand 2432 states and 3424 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (18), 1 states have call predecessors, (18), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:02:16,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:23,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:23,446 INFO L93 Difference]: Finished difference Result 4970 states and 6941 transitions. [2024-11-28 03:02:23,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:23,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (18), 1 states have call predecessors, (18), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) Word has length 125 [2024-11-28 03:02:23,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:23,465 INFO L225 Difference]: With dead ends: 4970 [2024-11-28 03:02:23,466 INFO L226 Difference]: Without dead ends: 2568 [2024-11-28 03:02:23,478 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:23,479 INFO L435 NwaCegarLoop]: 3523 mSDtfsCounter, 3494 mSDsluCounter, 2287 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3494 SdHoareTripleChecker+Valid, 5810 SdHoareTripleChecker+Invalid, 1243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:23,479 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3494 Valid, 5810 Invalid, 1243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1239 Invalid, 1 Unknown, 0 Unchecked, 10.7s Time] [2024-11-28 03:02:23,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2568 states. [2024-11-28 03:02:23,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2568 to 2544. [2024-11-28 03:02:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2544 states, 1763 states have (on average 1.2983550765740215) internal successors, (2289), 1841 states have internal predecessors, (2289), 618 states have call successors, (618), 145 states have call predecessors, (618), 144 states have return successors, (616), 584 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-28 03:02:23,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2544 states and 3523 transitions. [2024-11-28 03:02:23,795 INFO L78 Accepts]: Start accepts. Automaton has 2544 states and 3523 transitions. Word has length 125 [2024-11-28 03:02:23,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:23,795 INFO L471 AbstractCegarLoop]: Abstraction has 2544 states and 3523 transitions. [2024-11-28 03:02:23,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (18), 1 states have call predecessors, (18), 2 states have return successors, (18), 3 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:02:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3523 transitions. [2024-11-28 03:02:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-28 03:02:23,799 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:23,800 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:23,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:02:23,801 INFO L396 AbstractCegarLoop]: === Iteration 14 === 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 27 more)] === [2024-11-28 03:02:23,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:23,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1594840933, now seen corresponding path program 1 times [2024-11-28 03:02:23,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:23,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873204370] [2024-11-28 03:02:23,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:23,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:25,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:25,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:25,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873204370] [2024-11-28 03:02:25,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873204370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:25,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:25,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:25,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266439826] [2024-11-28 03:02:25,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:25,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:25,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:25,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:25,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:25,493 INFO L87 Difference]: Start difference. First operand 2544 states and 3523 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2024-11-28 03:02:25,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:25,776 INFO L93 Difference]: Finished difference Result 2544 states and 3523 transitions. [2024-11-28 03:02:25,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:25,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 117 [2024-11-28 03:02:25,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:25,789 INFO L225 Difference]: With dead ends: 2544 [2024-11-28 03:02:25,790 INFO L226 Difference]: Without dead ends: 2542 [2024-11-28 03:02:25,792 INFO L434 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 [2024-11-28 03:02:25,792 INFO L435 NwaCegarLoop]: 3408 mSDtfsCounter, 3375 mSDsluCounter, 3407 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3375 SdHoareTripleChecker+Valid, 6815 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:25,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3375 Valid, 6815 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:25,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2542 states. [2024-11-28 03:02:26,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2542 to 2542. [2024-11-28 03:02:26,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2542 states, 1762 states have (on average 1.2973893303064699) internal successors, (2286), 1839 states have internal predecessors, (2286), 618 states have call successors, (618), 145 states have call predecessors, (618), 144 states have return successors, (616), 584 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-28 03:02:26,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2542 states and 3520 transitions. [2024-11-28 03:02:26,072 INFO L78 Accepts]: Start accepts. Automaton has 2542 states and 3520 transitions. Word has length 117 [2024-11-28 03:02:26,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:26,073 INFO L471 AbstractCegarLoop]: Abstraction has 2542 states and 3520 transitions. [2024-11-28 03:02:26,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2024-11-28 03:02:26,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3520 transitions. [2024-11-28 03:02:26,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-28 03:02:26,076 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:26,076 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:26,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:02:26,077 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:02:26,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:26,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1242653025, now seen corresponding path program 1 times [2024-11-28 03:02:26,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:26,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960277278] [2024-11-28 03:02:26,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:26,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-28 03:02:27,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:27,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960277278] [2024-11-28 03:02:27,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960277278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:27,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:27,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:02:27,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294567244] [2024-11-28 03:02:27,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:27,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:27,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:27,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:27,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:02:27,758 INFO L87 Difference]: Start difference. First operand 2542 states and 3520 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 03:02:28,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:28,087 INFO L93 Difference]: Finished difference Result 5050 states and 6992 transitions. [2024-11-28 03:02:28,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:28,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-11-28 03:02:28,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:28,102 INFO L225 Difference]: With dead ends: 5050 [2024-11-28 03:02:28,103 INFO L226 Difference]: Without dead ends: 2538 [2024-11-28 03:02:28,113 INFO L434 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 [2024-11-28 03:02:28,115 INFO L435 NwaCegarLoop]: 3404 mSDtfsCounter, 3394 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3394 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:28,115 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3394 Valid, 3404 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:28,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2538 states. [2024-11-28 03:02:28,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2538 to 2538. [2024-11-28 03:02:28,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2538 states, 1759 states have (on average 1.296759522455941) internal successors, (2281), 1835 states have internal predecessors, (2281), 618 states have call successors, (618), 145 states have call predecessors, (618), 144 states have return successors, (616), 584 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-28 03:02:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2538 states and 3515 transitions. [2024-11-28 03:02:28,362 INFO L78 Accepts]: Start accepts. Automaton has 2538 states and 3515 transitions. Word has length 131 [2024-11-28 03:02:28,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:28,363 INFO L471 AbstractCegarLoop]: Abstraction has 2538 states and 3515 transitions. [2024-11-28 03:02:28,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (19), 1 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 03:02:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 3515 transitions. [2024-11-28 03:02:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 03:02:28,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:28,367 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:28,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 03:02:28,367 INFO L396 AbstractCegarLoop]: === Iteration 16 === 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 27 more)] === [2024-11-28 03:02:28,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:28,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1584033098, now seen corresponding path program 1 times [2024-11-28 03:02:28,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:28,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443100728] [2024-11-28 03:02:28,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:28,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:30,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:30,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:30,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443100728] [2024-11-28 03:02:30,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443100728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:30,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:30,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:30,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407806712] [2024-11-28 03:02:30,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:30,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:30,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:30,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:30,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:30,020 INFO L87 Difference]: Start difference. First operand 2538 states and 3515 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 03:02:30,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:30,340 INFO L93 Difference]: Finished difference Result 2538 states and 3515 transitions. [2024-11-28 03:02:30,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:30,341 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123 [2024-11-28 03:02:30,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:30,354 INFO L225 Difference]: With dead ends: 2538 [2024-11-28 03:02:30,354 INFO L226 Difference]: Without dead ends: 2536 [2024-11-28 03:02:30,356 INFO L434 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 [2024-11-28 03:02:30,357 INFO L435 NwaCegarLoop]: 3401 mSDtfsCounter, 3367 mSDsluCounter, 3400 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3367 SdHoareTripleChecker+Valid, 6801 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:30,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3367 Valid, 6801 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:30,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2536 states. [2024-11-28 03:02:30,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2536 to 2536. [2024-11-28 03:02:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2536 states, 1758 states have (on average 1.2957906712172924) internal successors, (2278), 1833 states have internal predecessors, (2278), 618 states have call successors, (618), 145 states have call predecessors, (618), 144 states have return successors, (616), 584 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-28 03:02:30,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 2536 states and 3512 transitions. [2024-11-28 03:02:30,608 INFO L78 Accepts]: Start accepts. Automaton has 2536 states and 3512 transitions. Word has length 123 [2024-11-28 03:02:30,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:30,608 INFO L471 AbstractCegarLoop]: Abstraction has 2536 states and 3512 transitions. [2024-11-28 03:02:30,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 03:02:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 3512 transitions. [2024-11-28 03:02:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 03:02:30,612 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:30,613 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:30,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:02:30,613 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:02:30,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:30,615 INFO L85 PathProgramCache]: Analyzing trace with hash 415580816, now seen corresponding path program 1 times [2024-11-28 03:02:30,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:30,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201205773] [2024-11-28 03:02:30,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:30,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:32,253 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-28 03:02:32,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:32,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201205773] [2024-11-28 03:02:32,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201205773] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:02:32,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421974359] [2024-11-28 03:02:32,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:32,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:02:32,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:02:32,260 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:02:32,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:02:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:34,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 2575 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:02:35,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:35,296 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-28 03:02:35,296 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:35,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421974359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:35,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:02:35,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-11-28 03:02:35,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177795848] [2024-11-28 03:02:35,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:35,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:02:35,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:35,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:02:35,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:35,298 INFO L87 Difference]: Start difference. First operand 2536 states and 3512 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 03:02:35,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:35,547 INFO L93 Difference]: Finished difference Result 5038 states and 6976 transitions. [2024-11-28 03:02:35,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:02:35,548 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2024-11-28 03:02:35,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:35,561 INFO L225 Difference]: With dead ends: 5038 [2024-11-28 03:02:35,562 INFO L226 Difference]: Without dead ends: 2532 [2024-11-28 03:02:35,570 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:35,571 INFO L435 NwaCegarLoop]: 3397 mSDtfsCounter, 3368 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3368 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:35,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3368 Valid, 3397 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:35,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2532 states. [2024-11-28 03:02:35,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2532 to 2532. [2024-11-28 03:02:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2532 states, 1755 states have (on average 1.295156695156695) internal successors, (2273), 1829 states have internal predecessors, (2273), 618 states have call successors, (618), 145 states have call predecessors, (618), 144 states have return successors, (616), 584 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-28 03:02:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2532 states and 3507 transitions. [2024-11-28 03:02:35,829 INFO L78 Accepts]: Start accepts. Automaton has 2532 states and 3507 transitions. Word has length 137 [2024-11-28 03:02:35,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:35,830 INFO L471 AbstractCegarLoop]: Abstraction has 2532 states and 3507 transitions. [2024-11-28 03:02:35,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 03:02:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 3507 transitions. [2024-11-28 03:02:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-28 03:02:35,836 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:35,836 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:35,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:02:36,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c4b4b7-a264-4c12-9bbf-c638c71590ca/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-28 03:02:36,037 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_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 27 more)] === [2024-11-28 03:02:36,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:36,038 INFO L85 PathProgramCache]: Analyzing trace with hash -589811715, now seen corresponding path program 1 times [2024-11-28 03:02:36,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:36,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358465166] [2024-11-28 03:02:36,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:36,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:37,797 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:37,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:37,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358465166] [2024-11-28 03:02:37,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358465166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:37,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:37,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:37,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129429496] [2024-11-28 03:02:37,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:37,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:37,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:37,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:37,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:37,801 INFO L87 Difference]: Start difference. First operand 2532 states and 3507 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 03:02:38,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:38,072 INFO L93 Difference]: Finished difference Result 2532 states and 3507 transitions. [2024-11-28 03:02:38,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:38,073 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 129 [2024-11-28 03:02:38,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:38,090 INFO L225 Difference]: With dead ends: 2532 [2024-11-28 03:02:38,090 INFO L226 Difference]: Without dead ends: 2530 [2024-11-28 03:02:38,092 INFO L434 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 [2024-11-28 03:02:38,093 INFO L435 NwaCegarLoop]: 3394 mSDtfsCounter, 3359 mSDsluCounter, 3393 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3359 SdHoareTripleChecker+Valid, 6787 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:38,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3359 Valid, 6787 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:38,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2530 states. [2024-11-28 03:02:38,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2530 to 2530. [2024-11-28 03:02:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2530 states, 1754 states have (on average 1.2941847206385404) internal successors, (2270), 1827 states have internal predecessors, (2270), 618 states have call successors, (618), 145 states have call predecessors, (618), 144 states have return successors, (616), 584 states have call predecessors, (616), 616 states have call successors, (616) [2024-11-28 03:02:38,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 2530 states and 3504 transitions. [2024-11-28 03:02:38,480 INFO L78 Accepts]: Start accepts. Automaton has 2530 states and 3504 transitions. Word has length 129 [2024-11-28 03:02:38,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:38,481 INFO L471 AbstractCegarLoop]: Abstraction has 2530 states and 3504 transitions. [2024-11-28 03:02:38,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 03:02:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 3504 transitions. [2024-11-28 03:02:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 03:02:38,485 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:38,485 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:38,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 03:02:38,486 INFO L396 AbstractCegarLoop]: === Iteration 19 === 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 27 more)] === [2024-11-28 03:02:38,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:38,487 INFO L85 PathProgramCache]: Analyzing trace with hash -894655809, now seen corresponding path program 1 times [2024-11-28 03:02:38,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:38,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417009590] [2024-11-28 03:02:38,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:38,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-11-28 03:02:41,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:41,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417009590] [2024-11-28 03:02:41,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417009590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:41,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:41,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:41,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554869368] [2024-11-28 03:02:41,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:41,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:41,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:41,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:41,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:41,395 INFO L87 Difference]: Start difference. First operand 2530 states and 3504 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 03:02:41,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:41,973 INFO L93 Difference]: Finished difference Result 3036 states and 4194 transitions. [2024-11-28 03:02:41,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:41,974 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 178 [2024-11-28 03:02:41,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:41,997 INFO L225 Difference]: With dead ends: 3036 [2024-11-28 03:02:41,997 INFO L226 Difference]: Without dead ends: 3034 [2024-11-28 03:02:42,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:42,000 INFO L435 NwaCegarLoop]: 3501 mSDtfsCounter, 2521 mSDsluCounter, 8477 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2522 SdHoareTripleChecker+Valid, 11978 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:42,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2522 Valid, 11978 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:42,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3034 states. [2024-11-28 03:02:42,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3034 to 3024. [2024-11-28 03:02:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 2054 states have (on average 1.2833495618305746) internal successors, (2636), 2164 states have internal predecessors, (2636), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:02:42,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4186 transitions. [2024-11-28 03:02:42,438 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4186 transitions. Word has length 178 [2024-11-28 03:02:42,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:42,439 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4186 transitions. [2024-11-28 03:02:42,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 03:02:42,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4186 transitions. [2024-11-28 03:02:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 03:02:42,443 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:42,443 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:42,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 03:02:42,444 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_srcu_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 27 more)] === [2024-11-28 03:02:42,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:42,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1714330042, now seen corresponding path program 1 times [2024-11-28 03:02:42,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:42,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164813011] [2024-11-28 03:02:42,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:42,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:44,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:44,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:44,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164813011] [2024-11-28 03:02:44,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164813011] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:44,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:44,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:44,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960967687] [2024-11-28 03:02:44,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:44,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:44,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:44,397 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:44,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:44,398 INFO L87 Difference]: Start difference. First operand 3024 states and 4186 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 03:02:44,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:44,881 INFO L93 Difference]: Finished difference Result 3024 states and 4186 transitions. [2024-11-28 03:02:44,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:44,882 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2024-11-28 03:02:44,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:44,904 INFO L225 Difference]: With dead ends: 3024 [2024-11-28 03:02:44,904 INFO L226 Difference]: Without dead ends: 3022 [2024-11-28 03:02:44,907 INFO L434 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 [2024-11-28 03:02:44,908 INFO L435 NwaCegarLoop]: 3392 mSDtfsCounter, 3356 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 6783 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:44,908 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3356 Valid, 6783 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:44,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states. [2024-11-28 03:02:45,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 3022. [2024-11-28 03:02:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3022 states, 2053 states have (on average 1.282513395031661) internal successors, (2633), 2162 states have internal predecessors, (2633), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:02:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 3022 states and 4183 transitions. [2024-11-28 03:02:45,371 INFO L78 Accepts]: Start accepts. Automaton has 3022 states and 4183 transitions. Word has length 135 [2024-11-28 03:02:45,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:45,372 INFO L471 AbstractCegarLoop]: Abstraction has 3022 states and 4183 transitions. [2024-11-28 03:02:45,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 03:02:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 4183 transitions. [2024-11-28 03:02:45,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-28 03:02:45,375 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:45,375 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:45,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 03:02:45,378 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_lib_idr_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 27 more)] === [2024-11-28 03:02:45,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:45,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1709298651, now seen corresponding path program 1 times [2024-11-28 03:02:45,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:45,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532859285] [2024-11-28 03:02:45,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:45,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:47,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:47,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532859285] [2024-11-28 03:02:47,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532859285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:47,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:47,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:47,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416997874] [2024-11-28 03:02:47,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:47,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:47,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:47,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:47,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:47,879 INFO L87 Difference]: Start difference. First operand 3022 states and 4183 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 03:02:48,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:48,452 INFO L93 Difference]: Finished difference Result 3022 states and 4183 transitions. [2024-11-28 03:02:48,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:48,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 141 [2024-11-28 03:02:48,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:48,473 INFO L225 Difference]: With dead ends: 3022 [2024-11-28 03:02:48,473 INFO L226 Difference]: Without dead ends: 3020 [2024-11-28 03:02:48,476 INFO L434 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 [2024-11-28 03:02:48,477 INFO L435 NwaCegarLoop]: 3390 mSDtfsCounter, 3353 mSDsluCounter, 3389 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3353 SdHoareTripleChecker+Valid, 6779 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:48,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3353 Valid, 6779 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:48,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3020 states. [2024-11-28 03:02:49,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3020 to 3020. [2024-11-28 03:02:49,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 2052 states have (on average 1.2816764132553606) internal successors, (2630), 2160 states have internal predecessors, (2630), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:02:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 4180 transitions. [2024-11-28 03:02:49,057 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 4180 transitions. Word has length 141 [2024-11-28 03:02:49,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:49,058 INFO L471 AbstractCegarLoop]: Abstraction has 3020 states and 4180 transitions. [2024-11-28 03:02:49,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 03:02:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 4180 transitions. [2024-11-28 03:02:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-28 03:02:49,061 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:49,061 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:49,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 03:02:49,063 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_mmc_sdio_func_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 27 more)] === [2024-11-28 03:02:49,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:49,065 INFO L85 PathProgramCache]: Analyzing trace with hash -322716371, now seen corresponding path program 1 times [2024-11-28 03:02:49,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:49,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547032345] [2024-11-28 03:02:49,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:50,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:50,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:50,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547032345] [2024-11-28 03:02:50,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547032345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:50,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:50,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:50,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450944738] [2024-11-28 03:02:50,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:50,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:50,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:50,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:50,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:50,965 INFO L87 Difference]: Start difference. First operand 3020 states and 4180 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 03:02:51,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:51,377 INFO L93 Difference]: Finished difference Result 3020 states and 4180 transitions. [2024-11-28 03:02:51,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:51,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 147 [2024-11-28 03:02:51,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:51,398 INFO L225 Difference]: With dead ends: 3020 [2024-11-28 03:02:51,398 INFO L226 Difference]: Without dead ends: 3018 [2024-11-28 03:02:51,400 INFO L434 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 [2024-11-28 03:02:51,403 INFO L435 NwaCegarLoop]: 3388 mSDtfsCounter, 3350 mSDsluCounter, 3387 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3350 SdHoareTripleChecker+Valid, 6775 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:51,403 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3350 Valid, 6775 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:51,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3018 states. [2024-11-28 03:02:51,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3018 to 3018. [2024-11-28 03:02:51,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3018 states, 2051 states have (on average 1.280838615309605) internal successors, (2627), 2158 states have internal predecessors, (2627), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:02:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 3018 states and 4177 transitions. [2024-11-28 03:02:51,931 INFO L78 Accepts]: Start accepts. Automaton has 3018 states and 4177 transitions. Word has length 147 [2024-11-28 03:02:51,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:51,932 INFO L471 AbstractCegarLoop]: Abstraction has 3018 states and 4177 transitions. [2024-11-28 03:02:51,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 03:02:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3018 states and 4177 transitions. [2024-11-28 03:02:51,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 03:02:51,936 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:51,936 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:51,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 03:02:51,936 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_rtnetlink_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 27 more)] === [2024-11-28 03:02:51,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:51,937 INFO L85 PathProgramCache]: Analyzing trace with hash 294988780, now seen corresponding path program 1 times [2024-11-28 03:02:51,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:51,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179912321] [2024-11-28 03:02:51,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:51,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:53,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:53,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179912321] [2024-11-28 03:02:53,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179912321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:53,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:53,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:53,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758374463] [2024-11-28 03:02:53,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:53,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:53,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:53,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:53,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:53,952 INFO L87 Difference]: Start difference. First operand 3018 states and 4177 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:02:54,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:54,425 INFO L93 Difference]: Finished difference Result 3018 states and 4177 transitions. [2024-11-28 03:02:54,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:54,426 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 153 [2024-11-28 03:02:54,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:54,445 INFO L225 Difference]: With dead ends: 3018 [2024-11-28 03:02:54,445 INFO L226 Difference]: Without dead ends: 3016 [2024-11-28 03:02:54,448 INFO L434 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 [2024-11-28 03:02:54,449 INFO L435 NwaCegarLoop]: 3386 mSDtfsCounter, 3347 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3347 SdHoareTripleChecker+Valid, 6771 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:54,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3347 Valid, 6771 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:54,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2024-11-28 03:02:54,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 3016. [2024-11-28 03:02:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3016 states, 2050 states have (on average 1.28) internal successors, (2624), 2156 states have internal predecessors, (2624), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:02:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 3016 states and 4174 transitions. [2024-11-28 03:02:54,978 INFO L78 Accepts]: Start accepts. Automaton has 3016 states and 4174 transitions. Word has length 153 [2024-11-28 03:02:54,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:54,979 INFO L471 AbstractCegarLoop]: Abstraction has 3016 states and 4174 transitions. [2024-11-28 03:02:54,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:02:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 4174 transitions. [2024-11-28 03:02:54,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 03:02:54,983 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:54,983 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:54,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 03:02:54,983 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_sock_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 27 more)] === [2024-11-28 03:02:54,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:54,984 INFO L85 PathProgramCache]: Analyzing trace with hash -544823013, now seen corresponding path program 1 times [2024-11-28 03:02:54,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:54,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155830686] [2024-11-28 03:02:54,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:54,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:56,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:56,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155830686] [2024-11-28 03:02:56,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155830686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:56,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:56,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:56,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663997508] [2024-11-28 03:02:56,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:56,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:56,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:56,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:56,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:56,864 INFO L87 Difference]: Start difference. First operand 3016 states and 4174 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:57,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:57,193 INFO L93 Difference]: Finished difference Result 3016 states and 4174 transitions. [2024-11-28 03:02:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:57,194 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 159 [2024-11-28 03:02:57,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:57,213 INFO L225 Difference]: With dead ends: 3016 [2024-11-28 03:02:57,213 INFO L226 Difference]: Without dead ends: 3014 [2024-11-28 03:02:57,216 INFO L434 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 [2024-11-28 03:02:57,216 INFO L435 NwaCegarLoop]: 3384 mSDtfsCounter, 3344 mSDsluCounter, 3383 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 6767 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:57,217 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 6767 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:57,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3014 states. [2024-11-28 03:02:57,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3014 to 3014. [2024-11-28 03:02:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3014 states, 2049 states have (on average 1.2791605661298193) internal successors, (2621), 2154 states have internal predecessors, (2621), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:02:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 3014 states and 4171 transitions. [2024-11-28 03:02:57,771 INFO L78 Accepts]: Start accepts. Automaton has 3014 states and 4171 transitions. Word has length 159 [2024-11-28 03:02:57,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:57,772 INFO L471 AbstractCegarLoop]: Abstraction has 3014 states and 4171 transitions. [2024-11-28 03:02:57,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 03:02:57,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 4171 transitions. [2024-11-28 03:02:57,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-28 03:02:57,775 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:57,776 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:57,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 03:02:57,776 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_usb_coherent_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 27 more)] === [2024-11-28 03:02:57,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:57,776 INFO L85 PathProgramCache]: Analyzing trace with hash -874253303, now seen corresponding path program 1 times [2024-11-28 03:02:57,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:57,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435307026] [2024-11-28 03:02:57,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:57,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:02:59,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:59,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435307026] [2024-11-28 03:02:59,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435307026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:59,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:59,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:02:59,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770572822] [2024-11-28 03:02:59,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:59,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:02:59,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:59,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:02:59,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:02:59,400 INFO L87 Difference]: Start difference. First operand 3014 states and 4171 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 03:02:59,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:59,736 INFO L93 Difference]: Finished difference Result 3014 states and 4171 transitions. [2024-11-28 03:02:59,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:02:59,737 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2024-11-28 03:02:59,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:59,753 INFO L225 Difference]: With dead ends: 3014 [2024-11-28 03:02:59,753 INFO L226 Difference]: Without dead ends: 3012 [2024-11-28 03:02:59,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:59,756 INFO L435 NwaCegarLoop]: 3382 mSDtfsCounter, 3341 mSDsluCounter, 3381 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3341 SdHoareTripleChecker+Valid, 6763 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:59,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3341 Valid, 6763 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:59,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3012 states. [2024-11-28 03:03:00,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3012 to 3012. [2024-11-28 03:03:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3012 states, 2048 states have (on average 1.2783203125) internal successors, (2618), 2152 states have internal predecessors, (2618), 751 states have call successors, (751), 207 states have call predecessors, (751), 205 states have return successors, (799), 689 states have call predecessors, (799), 749 states have call successors, (799) [2024-11-28 03:03:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 3012 states and 4168 transitions. [2024-11-28 03:03:00,412 INFO L78 Accepts]: Start accepts. Automaton has 3012 states and 4168 transitions. Word has length 165 [2024-11-28 03:03:00,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:00,413 INFO L471 AbstractCegarLoop]: Abstraction has 3012 states and 4168 transitions. [2024-11-28 03:03:00,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 03:03:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 4168 transitions. [2024-11-28 03:03:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-28 03:03:00,418 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:00,418 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:00,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 03:03:00,418 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__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 27 more)] === [2024-11-28 03:03:00,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:00,419 INFO L85 PathProgramCache]: Analyzing trace with hash 222623317, now seen corresponding path program 1 times [2024-11-28 03:03:00,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:00,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225667811] [2024-11-28 03:03:00,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:00,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:02,455 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-28 03:03:02,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:02,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225667811] [2024-11-28 03:03:02,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225667811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:02,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:02,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:02,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844337677] [2024-11-28 03:03:02,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:02,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:02,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:02,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:02,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:02,457 INFO L87 Difference]: Start difference. First operand 3012 states and 4168 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 03:03:03,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:03,281 INFO L93 Difference]: Finished difference Result 3140 states and 4292 transitions. [2024-11-28 03:03:03,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:03,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 215 [2024-11-28 03:03:03,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:03,304 INFO L225 Difference]: With dead ends: 3140 [2024-11-28 03:03:03,304 INFO L226 Difference]: Without dead ends: 3138 [2024-11-28 03:03:03,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:03:03,308 INFO L435 NwaCegarLoop]: 3391 mSDtfsCounter, 2840 mSDsluCounter, 7378 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2841 SdHoareTripleChecker+Valid, 10769 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:03,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2841 Valid, 10769 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:03,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3138 states. [2024-11-28 03:03:04,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3138 to 3134. [2024-11-28 03:03:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3134 states, 2130 states have (on average 1.2708920187793427) internal successors, (2707), 2235 states have internal predecessors, (2707), 766 states have call successors, (766), 233 states have call predecessors, (766), 231 states have return successors, (814), 704 states have call predecessors, (814), 764 states have call successors, (814) [2024-11-28 03:03:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 3134 states and 4287 transitions. [2024-11-28 03:03:04,139 INFO L78 Accepts]: Start accepts. Automaton has 3134 states and 4287 transitions. Word has length 215 [2024-11-28 03:03:04,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:04,140 INFO L471 AbstractCegarLoop]: Abstraction has 3134 states and 4287 transitions. [2024-11-28 03:03:04,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 03:03:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 4287 transitions. [2024-11-28 03:03:04,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-28 03:03:04,144 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:04,145 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:04,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 03:03:04,145 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_gadget_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 27 more)] === [2024-11-28 03:03:04,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:04,146 INFO L85 PathProgramCache]: Analyzing trace with hash -647364949, now seen corresponding path program 1 times [2024-11-28 03:03:04,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:04,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124754337] [2024-11-28 03:03:04,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:04,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:03:05,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:05,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124754337] [2024-11-28 03:03:05,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124754337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:05,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:05,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:03:05,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375800853] [2024-11-28 03:03:05,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:05,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:03:05,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:05,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:03:05,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:03:05,966 INFO L87 Difference]: Start difference. First operand 3134 states and 4287 transitions. Second operand has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 03:03:06,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:06,398 INFO L93 Difference]: Finished difference Result 3134 states and 4287 transitions. [2024-11-28 03:03:06,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:03:06,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 171 [2024-11-28 03:03:06,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:06,416 INFO L225 Difference]: With dead ends: 3134 [2024-11-28 03:03:06,417 INFO L226 Difference]: Without dead ends: 3132 [2024-11-28 03:03:06,419 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:06,420 INFO L435 NwaCegarLoop]: 3378 mSDtfsCounter, 3336 mSDsluCounter, 3377 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3336 SdHoareTripleChecker+Valid, 6755 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:06,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3336 Valid, 6755 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:03:06,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3132 states. [2024-11-28 03:03:07,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3132 to 3132. [2024-11-28 03:03:07,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3132 states, 2129 states have (on average 1.2700798496946923) internal successors, (2704), 2233 states have internal predecessors, (2704), 766 states have call successors, (766), 233 states have call predecessors, (766), 231 states have return successors, (814), 704 states have call predecessors, (814), 764 states have call successors, (814) [2024-11-28 03:03:07,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 3132 states and 4284 transitions. [2024-11-28 03:03:07,078 INFO L78 Accepts]: Start accepts. Automaton has 3132 states and 4284 transitions. Word has length 171 [2024-11-28 03:03:07,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:07,079 INFO L471 AbstractCegarLoop]: Abstraction has 3132 states and 4284 transitions. [2024-11-28 03:03:07,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.5) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 03:03:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 4284 transitions. [2024-11-28 03:03:07,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-28 03:03:07,085 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:07,086 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:07,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-28 03:03:07,086 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:03:07,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:07,087 INFO L85 PathProgramCache]: Analyzing trace with hash 2090901284, now seen corresponding path program 1 times [2024-11-28 03:03:07,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:07,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668406776] [2024-11-28 03:03:07,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:07,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:09,453 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2024-11-28 03:03:09,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:09,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668406776] [2024-11-28 03:03:09,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668406776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:09,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:09,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:09,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058484530] [2024-11-28 03:03:09,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:09,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:09,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:09,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:09,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:09,458 INFO L87 Difference]: Start difference. First operand 3132 states and 4284 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:13,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:03:14,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:14,197 INFO L93 Difference]: Finished difference Result 3146 states and 4294 transitions. [2024-11-28 03:03:14,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:14,198 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 218 [2024-11-28 03:03:14,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:14,212 INFO L225 Difference]: With dead ends: 3146 [2024-11-28 03:03:14,212 INFO L226 Difference]: Without dead ends: 3144 [2024-11-28 03:03:14,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:03:14,215 INFO L435 NwaCegarLoop]: 3908 mSDtfsCounter, 1474 mSDsluCounter, 10356 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 14264 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:14,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1475 Valid, 14264 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:03:14,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3144 states. [2024-11-28 03:03:14,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3144 to 3136. [2024-11-28 03:03:14,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3136 states, 2132 states have (on average 1.2696998123827392) internal successors, (2707), 2236 states have internal predecessors, (2707), 766 states have call successors, (766), 234 states have call predecessors, (766), 232 states have return successors, (814), 704 states have call predecessors, (814), 764 states have call successors, (814) [2024-11-28 03:03:14,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 3136 states and 4287 transitions. [2024-11-28 03:03:14,650 INFO L78 Accepts]: Start accepts. Automaton has 3136 states and 4287 transitions. Word has length 218 [2024-11-28 03:03:14,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:14,651 INFO L471 AbstractCegarLoop]: Abstraction has 3136 states and 4287 transitions. [2024-11-28 03:03:14,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 4287 transitions. [2024-11-28 03:03:14,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 03:03:14,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:14,656 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:14,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 03:03:14,657 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_usb_urb_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 27 more)] === [2024-11-28 03:03:14,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:14,657 INFO L85 PathProgramCache]: Analyzing trace with hash -50159640, now seen corresponding path program 1 times [2024-11-28 03:03:14,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:14,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667392750] [2024-11-28 03:03:14,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:14,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 03:03:16,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:16,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667392750] [2024-11-28 03:03:16,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667392750] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:16,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:16,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:03:16,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698174150] [2024-11-28 03:03:16,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:16,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:03:16,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:16,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:03:16,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:03:16,445 INFO L87 Difference]: Start difference. First operand 3136 states and 4287 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:17,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:17,193 INFO L93 Difference]: Finished difference Result 3136 states and 4287 transitions. [2024-11-28 03:03:17,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:03:17,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2024-11-28 03:03:17,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:17,211 INFO L225 Difference]: With dead ends: 3136 [2024-11-28 03:03:17,212 INFO L226 Difference]: Without dead ends: 2827 [2024-11-28 03:03:17,219 INFO L434 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 [2024-11-28 03:03:17,223 INFO L435 NwaCegarLoop]: 3377 mSDtfsCounter, 3333 mSDsluCounter, 3377 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3333 SdHoareTripleChecker+Valid, 6754 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:17,224 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3333 Valid, 6754 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:03:17,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2827 states. [2024-11-28 03:03:17,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2827 to 2827. [2024-11-28 03:03:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2827 states, 1918 states have (on average 1.2956204379562044) internal successors, (2485), 2019 states have internal predecessors, (2485), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:17,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2827 states and 3963 transitions. [2024-11-28 03:03:17,842 INFO L78 Accepts]: Start accepts. Automaton has 2827 states and 3963 transitions. Word has length 177 [2024-11-28 03:03:17,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:17,843 INFO L471 AbstractCegarLoop]: Abstraction has 2827 states and 3963 transitions. [2024-11-28 03:03:17,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3963 transitions. [2024-11-28 03:03:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-28 03:03:17,849 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:17,849 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:17,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 03:03:17,850 INFO L396 AbstractCegarLoop]: === Iteration 30 === 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 27 more)] === [2024-11-28 03:03:17,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:17,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1724277628, now seen corresponding path program 1 times [2024-11-28 03:03:17,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:17,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028442388] [2024-11-28 03:03:17,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:17,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-28 03:03:20,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:20,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028442388] [2024-11-28 03:03:20,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028442388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:20,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:20,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:20,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487113280] [2024-11-28 03:03:20,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:20,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:20,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:20,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:20,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:20,342 INFO L87 Difference]: Start difference. First operand 2827 states and 3963 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:21,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:21,097 INFO L93 Difference]: Finished difference Result 5151 states and 7233 transitions. [2024-11-28 03:03:21,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:21,098 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 235 [2024-11-28 03:03:21,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:21,117 INFO L225 Difference]: With dead ends: 5151 [2024-11-28 03:03:21,118 INFO L226 Difference]: Without dead ends: 2830 [2024-11-28 03:03:21,130 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:21,132 INFO L435 NwaCegarLoop]: 3143 mSDtfsCounter, 0 mSDsluCounter, 9421 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12564 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:21,132 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12564 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:21,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2830 states. [2024-11-28 03:03:21,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2830 to 2830. [2024-11-28 03:03:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2830 states, 1921 states have (on average 1.2951587714731911) internal successors, (2488), 2022 states have internal predecessors, (2488), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:21,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2830 states and 3966 transitions. [2024-11-28 03:03:21,823 INFO L78 Accepts]: Start accepts. Automaton has 2830 states and 3966 transitions. Word has length 235 [2024-11-28 03:03:21,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:21,824 INFO L471 AbstractCegarLoop]: Abstraction has 2830 states and 3966 transitions. [2024-11-28 03:03:21,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 3966 transitions. [2024-11-28 03:03:21,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-28 03:03:21,829 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:21,829 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:21,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-28 03:03:21,830 INFO L396 AbstractCegarLoop]: === Iteration 31 === 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 27 more)] === [2024-11-28 03:03:21,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:21,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1666724236, now seen corresponding path program 1 times [2024-11-28 03:03:21,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:21,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092866800] [2024-11-28 03:03:21,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:21,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:25,723 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-28 03:03:25,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:25,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092866800] [2024-11-28 03:03:25,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092866800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:25,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:25,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:03:25,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623105244] [2024-11-28 03:03:25,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:25,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:03:25,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:25,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:03:25,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:03:25,727 INFO L87 Difference]: Start difference. First operand 2830 states and 3966 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:29,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:03:37,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:37,104 INFO L93 Difference]: Finished difference Result 5154 states and 7245 transitions. [2024-11-28 03:03:37,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:03:37,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 236 [2024-11-28 03:03:37,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:37,123 INFO L225 Difference]: With dead ends: 5154 [2024-11-28 03:03:37,123 INFO L226 Difference]: Without dead ends: 2830 [2024-11-28 03:03:37,136 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:03:37,137 INFO L435 NwaCegarLoop]: 3142 mSDtfsCounter, 3070 mSDsluCounter, 8287 mSDsCounter, 0 mSdLazyCounter, 1146 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3071 SdHoareTripleChecker+Valid, 11429 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1146 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:37,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3071 Valid, 11429 Invalid, 1147 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1146 Invalid, 1 Unknown, 0 Unchecked, 10.5s Time] [2024-11-28 03:03:37,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2830 states. [2024-11-28 03:03:37,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2830 to 2830. [2024-11-28 03:03:37,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2830 states, 1921 states have (on average 1.2941176470588236) internal successors, (2486), 2022 states have internal predecessors, (2486), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:37,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2830 states and 3964 transitions. [2024-11-28 03:03:37,836 INFO L78 Accepts]: Start accepts. Automaton has 2830 states and 3964 transitions. Word has length 236 [2024-11-28 03:03:37,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:37,838 INFO L471 AbstractCegarLoop]: Abstraction has 2830 states and 3964 transitions. [2024-11-28 03:03:37,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 3964 transitions. [2024-11-28 03:03:37,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-28 03:03:37,845 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:37,845 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:37,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-28 03:03:37,846 INFO L396 AbstractCegarLoop]: === Iteration 32 === 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 27 more)] === [2024-11-28 03:03:37,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:37,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1666783818, now seen corresponding path program 1 times [2024-11-28 03:03:37,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:37,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643990201] [2024-11-28 03:03:37,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:37,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-28 03:03:39,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:39,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643990201] [2024-11-28 03:03:39,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643990201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:39,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:39,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:03:39,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455219063] [2024-11-28 03:03:39,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:39,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:03:39,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:39,802 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:03:39,802 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:03:39,802 INFO L87 Difference]: Start difference. First operand 2830 states and 3964 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 03:03:40,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:40,194 INFO L93 Difference]: Finished difference Result 2830 states and 3964 transitions. [2024-11-28 03:03:40,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:03:40,195 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 236 [2024-11-28 03:03:40,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:40,211 INFO L225 Difference]: With dead ends: 2830 [2024-11-28 03:03:40,211 INFO L226 Difference]: Without dead ends: 2828 [2024-11-28 03:03:40,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:03:40,215 INFO L435 NwaCegarLoop]: 3141 mSDtfsCounter, 0 mSDsluCounter, 6278 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9419 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:40,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9419 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:03:40,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2828 states. [2024-11-28 03:03:40,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2828 to 2828. [2024-11-28 03:03:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2828 states, 1920 states have (on average 1.2932291666666667) internal successors, (2483), 2020 states have internal predecessors, (2483), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2828 states and 3961 transitions. [2024-11-28 03:03:40,727 INFO L78 Accepts]: Start accepts. Automaton has 2828 states and 3961 transitions. Word has length 236 [2024-11-28 03:03:40,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:40,727 INFO L471 AbstractCegarLoop]: Abstraction has 2828 states and 3961 transitions. [2024-11-28 03:03:40,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 03:03:40,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3961 transitions. [2024-11-28 03:03:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-28 03:03:40,731 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:40,731 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:40,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-28 03:03:40,731 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:03:40,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:40,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1889894877, now seen corresponding path program 1 times [2024-11-28 03:03:40,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:40,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553865321] [2024-11-28 03:03:40,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2024-11-28 03:03:42,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:42,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553865321] [2024-11-28 03:03:42,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553865321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:42,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:42,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:42,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580584401] [2024-11-28 03:03:42,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:42,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:42,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:42,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:42,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:42,374 INFO L87 Difference]: Start difference. First operand 2828 states and 3961 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:03:46,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:03:47,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:47,028 INFO L93 Difference]: Finished difference Result 2830 states and 3962 transitions. [2024-11-28 03:03:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:47,028 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 242 [2024-11-28 03:03:47,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:47,041 INFO L225 Difference]: With dead ends: 2830 [2024-11-28 03:03:47,041 INFO L226 Difference]: Without dead ends: 2828 [2024-11-28 03:03:47,043 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:03:47,044 INFO L435 NwaCegarLoop]: 3243 mSDtfsCounter, 590 mSDsluCounter, 9138 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 12381 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:47,044 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [591 Valid, 12381 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-28 03:03:47,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2828 states. [2024-11-28 03:03:47,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2828 to 2826. [2024-11-28 03:03:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2826 states, 1919 states have (on average 1.2923397602918187) internal successors, (2480), 2018 states have internal predecessors, (2480), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:47,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2826 states and 3958 transitions. [2024-11-28 03:03:47,505 INFO L78 Accepts]: Start accepts. Automaton has 2826 states and 3958 transitions. Word has length 242 [2024-11-28 03:03:47,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:47,506 INFO L471 AbstractCegarLoop]: Abstraction has 2826 states and 3958 transitions. [2024-11-28 03:03:47,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:03:47,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 3958 transitions. [2024-11-28 03:03:47,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-28 03:03:47,513 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:47,513 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:47,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-28 03:03:47,514 INFO L396 AbstractCegarLoop]: === Iteration 34 === 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 27 more)] === [2024-11-28 03:03:47,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:47,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1973090352, now seen corresponding path program 1 times [2024-11-28 03:03:47,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:47,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564849629] [2024-11-28 03:03:47,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:47,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:49,273 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-28 03:03:49,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:49,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564849629] [2024-11-28 03:03:49,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564849629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:49,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:49,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:03:49,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420296981] [2024-11-28 03:03:49,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:49,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:03:49,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:49,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:03:49,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:03:49,276 INFO L87 Difference]: Start difference. First operand 2826 states and 3958 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:49,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:49,687 INFO L93 Difference]: Finished difference Result 5140 states and 7222 transitions. [2024-11-28 03:03:49,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:03:49,688 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 240 [2024-11-28 03:03:49,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:49,703 INFO L225 Difference]: With dead ends: 5140 [2024-11-28 03:03:49,703 INFO L226 Difference]: Without dead ends: 2820 [2024-11-28 03:03:49,712 INFO L434 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 [2024-11-28 03:03:49,713 INFO L435 NwaCegarLoop]: 3135 mSDtfsCounter, 3055 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3055 SdHoareTripleChecker+Valid, 3135 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:49,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3055 Valid, 3135 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:03:49,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2820 states. [2024-11-28 03:03:50,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2820 to 2820. [2024-11-28 03:03:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2820 states, 1914 states have (on average 1.2910135841170325) internal successors, (2471), 2012 states have internal predecessors, (2471), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:50,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 3949 transitions. [2024-11-28 03:03:50,234 INFO L78 Accepts]: Start accepts. Automaton has 2820 states and 3949 transitions. Word has length 240 [2024-11-28 03:03:50,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:50,235 INFO L471 AbstractCegarLoop]: Abstraction has 2820 states and 3949 transitions. [2024-11-28 03:03:50,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3949 transitions. [2024-11-28 03:03:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-28 03:03:50,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:50,239 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:50,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-28 03:03:50,240 INFO L396 AbstractCegarLoop]: === Iteration 35 === 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 27 more)] === [2024-11-28 03:03:50,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:50,240 INFO L85 PathProgramCache]: Analyzing trace with hash 197365630, now seen corresponding path program 1 times [2024-11-28 03:03:50,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:50,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041152624] [2024-11-28 03:03:50,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:50,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:52,215 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-11-28 03:03:52,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:52,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041152624] [2024-11-28 03:03:52,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041152624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:52,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:52,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:52,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320843132] [2024-11-28 03:03:52,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:52,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:52,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:52,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:52,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:52,217 INFO L87 Difference]: Start difference. First operand 2820 states and 3949 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 03:03:52,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:52,689 INFO L93 Difference]: Finished difference Result 5616 states and 8037 transitions. [2024-11-28 03:03:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:52,689 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 246 [2024-11-28 03:03:52,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:52,703 INFO L225 Difference]: With dead ends: 5616 [2024-11-28 03:03:52,704 INFO L226 Difference]: Without dead ends: 2826 [2024-11-28 03:03:52,715 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:52,715 INFO L435 NwaCegarLoop]: 3133 mSDtfsCounter, 0 mSDsluCounter, 9393 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12526 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:52,716 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12526 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:52,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2826 states. [2024-11-28 03:03:53,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2826 to 2826. [2024-11-28 03:03:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2826 states, 1920 states have (on average 1.2901041666666666) internal successors, (2477), 2018 states have internal predecessors, (2477), 714 states have call successors, (714), 191 states have call predecessors, (714), 190 states have return successors, (764), 654 states have call predecessors, (764), 714 states have call successors, (764) [2024-11-28 03:03:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2826 states and 3955 transitions. [2024-11-28 03:03:53,520 INFO L78 Accepts]: Start accepts. Automaton has 2826 states and 3955 transitions. Word has length 246 [2024-11-28 03:03:53,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:53,520 INFO L471 AbstractCegarLoop]: Abstraction has 2826 states and 3955 transitions. [2024-11-28 03:03:53,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-28 03:03:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 3955 transitions. [2024-11-28 03:03:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-28 03:03:53,524 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:53,524 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:53,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-28 03:03:53,525 INFO L396 AbstractCegarLoop]: === Iteration 36 === 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 27 more)] === [2024-11-28 03:03:53,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:53,525 INFO L85 PathProgramCache]: Analyzing trace with hash -823702724, now seen corresponding path program 1 times [2024-11-28 03:03:53,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:53,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491999700] [2024-11-28 03:03:53,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:55,875 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-11-28 03:03:55,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:55,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491999700] [2024-11-28 03:03:55,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491999700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:55,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:55,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:03:55,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904992130] [2024-11-28 03:03:55,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:55,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:03:55,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:55,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:03:55,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:03:55,880 INFO L87 Difference]: Start difference. First operand 2826 states and 3955 transitions. Second operand has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 5 states have internal predecessors, (94), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:57,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:57,114 INFO L93 Difference]: Finished difference Result 5312 states and 7498 transitions. [2024-11-28 03:03:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:03:57,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 5 states have internal predecessors, (94), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 246 [2024-11-28 03:03:57,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:57,127 INFO L225 Difference]: With dead ends: 5312 [2024-11-28 03:03:57,127 INFO L226 Difference]: Without dead ends: 1588 [2024-11-28 03:03:57,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:03:57,141 INFO L435 NwaCegarLoop]: 3114 mSDtfsCounter, 40 mSDsluCounter, 15518 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 18632 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:57,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 18632 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 03:03:57,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2024-11-28 03:03:57,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1588. [2024-11-28 03:03:57,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1588 states, 1079 states have (on average 1.258572752548656) internal successors, (1358), 1131 states have internal predecessors, (1358), 382 states have call successors, (382), 125 states have call predecessors, (382), 125 states have return successors, (383), 355 states have call predecessors, (383), 382 states have call successors, (383) [2024-11-28 03:03:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1588 states and 2123 transitions. [2024-11-28 03:03:57,413 INFO L78 Accepts]: Start accepts. Automaton has 1588 states and 2123 transitions. Word has length 246 [2024-11-28 03:03:57,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:57,414 INFO L471 AbstractCegarLoop]: Abstraction has 1588 states and 2123 transitions. [2024-11-28 03:03:57,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 5 states have internal predecessors, (94), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-28 03:03:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2123 transitions. [2024-11-28 03:03:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-28 03:03:57,419 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:57,420 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:57,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-28 03:03:57,420 INFO L396 AbstractCegarLoop]: === Iteration 37 === 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 27 more)] === [2024-11-28 03:03:57,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:57,421 INFO L85 PathProgramCache]: Analyzing trace with hash 913194342, now seen corresponding path program 1 times [2024-11-28 03:03:57,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:57,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044927235] [2024-11-28 03:03:57,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:57,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:04:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-11-28 03:04:00,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:04:00,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044927235] [2024-11-28 03:04:00,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044927235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:04:00,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:04:00,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:04:00,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607926998] [2024-11-28 03:04:00,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:04:00,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:04:00,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:04:00,597 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:04:00,597 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:04:00,597 INFO L87 Difference]: Start difference. First operand 1588 states and 2123 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 6 states have internal predecessors, (104), 4 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:04:04,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:04:23,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:04:23,289 INFO L93 Difference]: Finished difference Result 1727 states and 2282 transitions. [2024-11-28 03:04:23,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:04:23,291 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 6 states have internal predecessors, (104), 4 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 237 [2024-11-28 03:04:23,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:04:23,303 INFO L225 Difference]: With dead ends: 1727 [2024-11-28 03:04:23,303 INFO L226 Difference]: Without dead ends: 1725 [2024-11-28 03:04:23,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:04:23,305 INFO L435 NwaCegarLoop]: 855 mSDtfsCounter, 2147 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 3570 mSolverCounterSat, 1095 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2193 SdHoareTripleChecker+Valid, 3225 SdHoareTripleChecker+Invalid, 4666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1095 IncrementalHoareTripleChecker+Valid, 3570 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:04:23,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2193 Valid, 3225 Invalid, 4666 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1095 Valid, 3570 Invalid, 1 Unknown, 0 Unchecked, 21.8s Time] [2024-11-28 03:04:23,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1725 states. [2024-11-28 03:04:23,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1725 to 1725. [2024-11-28 03:04:23,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1725 states, 1169 states have (on average 1.2480752780153979) internal successors, (1459), 1227 states have internal predecessors, (1459), 410 states have call successors, (410), 145 states have call predecessors, (410), 145 states have return successors, (411), 381 states have call predecessors, (411), 410 states have call successors, (411) [2024-11-28 03:04:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1725 states and 2280 transitions. [2024-11-28 03:04:23,682 INFO L78 Accepts]: Start accepts. Automaton has 1725 states and 2280 transitions. Word has length 237 [2024-11-28 03:04:23,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:04:23,683 INFO L471 AbstractCegarLoop]: Abstraction has 1725 states and 2280 transitions. [2024-11-28 03:04:23,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 6 states have internal predecessors, (104), 4 states have call successors, (34), 5 states have call predecessors, (34), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:04:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2280 transitions. [2024-11-28 03:04:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-28 03:04:23,690 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:04:23,690 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:04:23,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-28 03:04:23,691 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-11-28 03:04:23,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:04:23,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1226600608, now seen corresponding path program 1 times [2024-11-28 03:04:23,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:04:23,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899591433] [2024-11-28 03:04:23,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:04:23,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:04:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:04:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-11-28 03:04:26,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:04:26,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899591433] [2024-11-28 03:04:26,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899591433] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:04:26,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:04:26,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:04:26,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897313867] [2024-11-28 03:04:26,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:04:26,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:04:26,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:04:26,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:04:26,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:04:26,160 INFO L87 Difference]: Start difference. First operand 1725 states and 2280 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-28 03:04:30,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:04:30,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:04:30,957 INFO L93 Difference]: Finished difference Result 1725 states and 2280 transitions. [2024-11-28 03:04:30,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:04:30,957 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) Word has length 249 [2024-11-28 03:04:30,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:04:30,963 INFO L225 Difference]: With dead ends: 1725 [2024-11-28 03:04:30,964 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:04:30,969 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:04:30,970 INFO L435 NwaCegarLoop]: 2056 mSDtfsCounter, 314 mSDsluCounter, 5857 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 7913 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:04:30,970 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 7913 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:04:30,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:04:30,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:04:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:04:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:04:30,976 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 249 [2024-11-28 03:04:30,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:04:30,976 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:04:30,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 2 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (32), 2 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-28 03:04:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:04:30,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:04:30,980 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (28 of 29 remaining) [2024-11-28 03:04:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (27 of 29 remaining) [2024-11-28 03:04:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (26 of 29 remaining) [2024-11-28 03:04:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (25 of 29 remaining) [2024-11-28 03:04:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (24 of 29 remaining) [2024-11-28 03:04:30,981 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (23 of 29 remaining) [2024-11-28 03:04:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (22 of 29 remaining) [2024-11-28 03:04:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (21 of 29 remaining) [2024-11-28 03:04:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (20 of 29 remaining) [2024-11-28 03:04:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (19 of 29 remaining) [2024-11-28 03:04:30,982 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (18 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (17 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION (10 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION (8 of 29 remaining) [2024-11-28 03:04:30,983 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 29 remaining) [2024-11-28 03:04:30,984 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 29 remaining) [2024-11-28 03:04:30,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-28 03:04:30,989 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:04:30,991 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 03:05:40,053 WARN L286 SmtUtils]: Spent 5.40s on a formula simplification. DAG size of input: 128 DAG size of output: 95 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-28 03:08:53,801 WARN L286 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 122 DAG size of output: 79 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-28 03:09:30,096 WARN L286 SmtUtils]: Spent 5.26s on a formula simplification. DAG size of input: 126 DAG size of output: 82 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter)