./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--media--rc--lirc_dev.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_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1 --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 3d3a237f417c4896d74fe5b2538ff171dc0813148376ba212e5418e07390cf6b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:47:24,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:47:24,585 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 07:47:24,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:47:24,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:47:24,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:47:24,612 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:47:24,612 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:47:24,613 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:47:24,613 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:47:24,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:47:24,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:47:24,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:47:24,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:47:24,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:47:24,615 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:47:24,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:47:24,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:47:24,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:47:24,616 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:47:24,617 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:47:24,617 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:47:24,617 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:47:24,617 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_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1 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 -> 3d3a237f417c4896d74fe5b2538ff171dc0813148376ba212e5418e07390cf6b [2024-12-02 07:47:24,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:47:24,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:47:24,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:47:24,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:47:24,828 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:47:24,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2024-12-02 07:47:27,450 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/data/b9b3d8e43/4e0b4ea5e1ef49fb81f428784d416695/FLAG3fddf93e0 [2024-12-02 07:47:27,964 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:47:27,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2024-12-02 07:47:28,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/data/b9b3d8e43/4e0b4ea5e1ef49fb81f428784d416695/FLAG3fddf93e0 [2024-12-02 07:47:28,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/data/b9b3d8e43/4e0b4ea5e1ef49fb81f428784d416695 [2024-12-02 07:47:28,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:47:28,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:47:28,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:47:28,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:47:28,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:47:28,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:47:28" (1/1) ... [2024-12-02 07:47:28,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c540d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:28, skipping insertion in model container [2024-12-02 07:47:28,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:47:28" (1/1) ... [2024-12-02 07:47:28,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:47:29,893 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292064,292077] [2024-12-02 07:47:29,895 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292209,292222] [2024-12-02 07:47:29,896 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292355,292368] [2024-12-02 07:47:29,896 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292520,292533] [2024-12-02 07:47:29,896 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292678,292691] [2024-12-02 07:47:29,897 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292836,292849] [2024-12-02 07:47:29,897 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292994,293007] [2024-12-02 07:47:29,897 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293154,293167] [2024-12-02 07:47:29,897 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293313,293326] [2024-12-02 07:47:29,898 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293452,293465] [2024-12-02 07:47:29,898 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293594,293607] [2024-12-02 07:47:29,898 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293743,293756] [2024-12-02 07:47:29,899 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293882,293895] [2024-12-02 07:47:29,899 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294037,294050] [2024-12-02 07:47:29,899 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294197,294210] [2024-12-02 07:47:29,899 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294348,294361] [2024-12-02 07:47:29,900 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294499,294512] [2024-12-02 07:47:29,900 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294651,294664] [2024-12-02 07:47:29,900 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294800,294813] [2024-12-02 07:47:29,901 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294948,294961] [2024-12-02 07:47:29,901 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295105,295118] [2024-12-02 07:47:29,901 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295254,295267] [2024-12-02 07:47:29,902 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295410,295423] [2024-12-02 07:47:29,902 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295563,295576] [2024-12-02 07:47:29,902 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295709,295722] [2024-12-02 07:47:29,902 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295852,295865] [2024-12-02 07:47:29,903 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296004,296017] [2024-12-02 07:47:29,903 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296150,296163] [2024-12-02 07:47:29,903 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296295,296308] [2024-12-02 07:47:29,904 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296449,296462] [2024-12-02 07:47:29,904 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296600,296613] [2024-12-02 07:47:29,904 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296755,296768] [2024-12-02 07:47:29,904 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296907,296920] [2024-12-02 07:47:29,905 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297062,297075] [2024-12-02 07:47:29,905 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297226,297239] [2024-12-02 07:47:29,905 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297382,297395] [2024-12-02 07:47:29,905 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297546,297559] [2024-12-02 07:47:29,906 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297688,297701] [2024-12-02 07:47:29,906 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297846,297859] [2024-12-02 07:47:29,906 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298013,298026] [2024-12-02 07:47:29,906 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298172,298185] [2024-12-02 07:47:29,907 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298331,298344] [2024-12-02 07:47:29,907 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298480,298493] [2024-12-02 07:47:29,907 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298627,298640] [2024-12-02 07:47:29,908 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298766,298779] [2024-12-02 07:47:29,908 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298929,298942] [2024-12-02 07:47:29,908 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299095,299108] [2024-12-02 07:47:29,909 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299259,299272] [2024-12-02 07:47:29,909 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299424,299437] [2024-12-02 07:47:29,909 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299589,299602] [2024-12-02 07:47:29,909 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299755,299768] [2024-12-02 07:47:29,910 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299920,299933] [2024-12-02 07:47:29,910 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300087,300100] [2024-12-02 07:47:29,910 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300247,300260] [2024-12-02 07:47:29,910 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300409,300422] [2024-12-02 07:47:29,911 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300568,300581] [2024-12-02 07:47:29,911 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300714,300727] [2024-12-02 07:47:29,911 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300857,300870] [2024-12-02 07:47:29,911 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301001,301014] [2024-12-02 07:47:29,912 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301144,301157] [2024-12-02 07:47:29,912 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301288,301301] [2024-12-02 07:47:29,912 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301429,301442] [2024-12-02 07:47:29,912 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301567,301580] [2024-12-02 07:47:29,913 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301725,301738] [2024-12-02 07:47:29,913 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301884,301897] [2024-12-02 07:47:29,914 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302040,302053] [2024-12-02 07:47:29,914 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302189,302202] [2024-12-02 07:47:29,914 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302341,302354] [2024-12-02 07:47:29,914 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302492,302505] [2024-12-02 07:47:29,914 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302641,302654] [2024-12-02 07:47:29,915 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302793,302806] [2024-12-02 07:47:29,915 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302941,302954] [2024-12-02 07:47:29,915 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303094,303107] [2024-12-02 07:47:29,915 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303245,303258] [2024-12-02 07:47:29,915 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303395,303408] [2024-12-02 07:47:29,916 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303542,303555] [2024-12-02 07:47:29,916 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303693,303706] [2024-12-02 07:47:29,916 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303844,303857] [2024-12-02 07:47:29,916 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303992,304005] [2024-12-02 07:47:29,917 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304158,304171] [2024-12-02 07:47:29,917 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304327,304340] [2024-12-02 07:47:29,917 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304494,304507] [2024-12-02 07:47:29,918 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304662,304675] [2024-12-02 07:47:29,918 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304812,304825] [2024-12-02 07:47:29,918 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304959,304972] [2024-12-02 07:47:29,918 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_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305120,305133] [2024-12-02 07:47:29,919 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305290,305303] [2024-12-02 07:47:29,919 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305452,305465] [2024-12-02 07:47:29,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:47:29,951 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:47:30,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4120-4121] [2024-12-02 07:47:30,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4154] [2024-12-02 07:47:30,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4157] [2024-12-02 07:47:30,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4160] [2024-12-02 07:47:30,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4163] [2024-12-02 07:47:30,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [4693-4694] [2024-12-02 07:47:30,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [4700-4701] [2024-12-02 07:47:30,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [4707-4708] [2024-12-02 07:47:30,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [4714-4715] [2024-12-02 07:47:30,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [4773-4774] [2024-12-02 07:47:30,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [4780-4781] [2024-12-02 07:47:30,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___10->state): : "memory", "cc"); [4787-4788] [2024-12-02 07:47:30,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___11->state): : "memory", "cc"); [4794-4795] [2024-12-02 07:47:30,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u32 *)arg): "ebx"); [5720] [2024-12-02 07:47:30,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u32 *)arg): "ebx"); [5723] [2024-12-02 07:47:30,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u32 *)arg): "ebx"); [5726] [2024-12-02 07:47:30,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u32 *)arg): "ebx"); [5729] [2024-12-02 07:47:30,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((__u32 *)arg): "ebx"); [5732] [2024-12-02 07:47:30,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)arg): "ebx"); [5768-5769] [2024-12-02 07:47:30,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)arg): "ebx"); [5772-5773] [2024-12-02 07:47:30,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)arg): "ebx"); [5776-5777] [2024-12-02 07:47:30,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)arg): "ebx"); [5780-5781] [2024-12-02 07:47:30,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" ((__u32 *)arg): "ebx"); [5784-5785] [2024-12-02 07:47:30,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" ((__u32 *)arg), "i" (4UL)); [5800-5801] [2024-12-02 07:47:30,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((__u32 *)arg): "ebx"); [5834-5835] [2024-12-02 07:47:30,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((__u32 *)arg): "ebx"); [5838-5839] [2024-12-02 07:47:30,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((__u32 *)arg): "ebx"); [5842-5843] [2024-12-02 07:47:30,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((__u32 *)arg): "ebx"); [5846-5847] [2024-12-02 07:47:30,122 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" ((__u32 *)arg): "ebx"); [5850-5851] [2024-12-02 07:47:30,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((__u32 *)arg): "ebx"); [5887-5888] [2024-12-02 07:47:30,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((__u32 *)arg): "ebx"); [5891-5892] [2024-12-02 07:47:30,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((__u32 *)arg): "ebx"); [5895-5896] [2024-12-02 07:47:30,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((__u32 *)arg): "ebx"); [5899-5900] [2024-12-02 07:47:30,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___2): "0" (__pu_val___2), "c" ((__u32 *)arg): "ebx"); [5903-5904] [2024-12-02 07:47:30,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___3): "0" (__pu_val___3), "c" ((__u32 *)arg): "ebx"); [5940-5941] [2024-12-02 07:47:30,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___3): "0" (__pu_val___3), "c" ((__u32 *)arg): "ebx"); [5944-5945] [2024-12-02 07:47:30,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___3): "0" (__pu_val___3), "c" ((__u32 *)arg): "ebx"); [5948-5949] [2024-12-02 07:47:30,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___3): "0" (__pu_val___3), "c" ((__u32 *)arg): "ebx"); [5952-5953] [2024-12-02 07:47:30,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___3): "0" (__pu_val___3), "c" ((__u32 *)arg): "ebx"); [5956-5957] [2024-12-02 07:47:30,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [6134-6135] [2024-12-02 07:47:30,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [6141-6142] [2024-12-02 07:47:30,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___8->state): : "memory", "cc"); [6148-6149] [2024-12-02 07:47:30,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___9->state): : "memory", "cc"); [6155-6156] [2024-12-02 07:47:30,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___13->state): : "memory", "cc"); [6218-6219] [2024-12-02 07:47:30,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___14->state): : "memory", "cc"); [6225-6226] [2024-12-02 07:47:30,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___15->state): : "memory", "cc"); [6232-6233] [2024-12-02 07:47:30,133 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___16->state): : "memory", "cc"); [6239-6240] [2024-12-02 07:47:30,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___18->state): : "memory", "cc"); [6282-6283] [2024-12-02 07:47:30,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___19->state): : "memory", "cc"); [6289-6290] [2024-12-02 07:47:30,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___20->state): : "memory", "cc"); [6296-6297] [2024-12-02 07:47:30,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___21->state): : "memory", "cc"); [6303-6304] [2024-12-02 07:47:30,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___2), "+m" (tmp___26->state): : "memory", "cc"); [6368-6369] [2024-12-02 07:47:30,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___2), "+m" (tmp___27->state): : "memory", "cc"); [6375-6376] [2024-12-02 07:47:30,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___2), "+m" (tmp___28->state): : "memory", "cc"); [6382-6383] [2024-12-02 07:47:30,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___2), "+m" (tmp___29->state): : "memory", "cc"); [6389-6390] [2024-12-02 07:47:30,203 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292064,292077] [2024-12-02 07:47:30,204 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292209,292222] [2024-12-02 07:47:30,204 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292355,292368] [2024-12-02 07:47:30,204 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292520,292533] [2024-12-02 07:47:30,204 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292678,292691] [2024-12-02 07:47:30,205 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292836,292849] [2024-12-02 07:47:30,205 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292994,293007] [2024-12-02 07:47:30,205 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293154,293167] [2024-12-02 07:47:30,205 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293313,293326] [2024-12-02 07:47:30,206 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293452,293465] [2024-12-02 07:47:30,206 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293594,293607] [2024-12-02 07:47:30,206 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293743,293756] [2024-12-02 07:47:30,206 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293882,293895] [2024-12-02 07:47:30,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294037,294050] [2024-12-02 07:47:30,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294197,294210] [2024-12-02 07:47:30,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294348,294361] [2024-12-02 07:47:30,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294499,294512] [2024-12-02 07:47:30,208 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294651,294664] [2024-12-02 07:47:30,208 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294800,294813] [2024-12-02 07:47:30,208 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294948,294961] [2024-12-02 07:47:30,208 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295105,295118] [2024-12-02 07:47:30,208 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295254,295267] [2024-12-02 07:47:30,209 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295410,295423] [2024-12-02 07:47:30,209 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295563,295576] [2024-12-02 07:47:30,209 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295709,295722] [2024-12-02 07:47:30,209 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295852,295865] [2024-12-02 07:47:30,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296004,296017] [2024-12-02 07:47:30,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296150,296163] [2024-12-02 07:47:30,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296295,296308] [2024-12-02 07:47:30,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296449,296462] [2024-12-02 07:47:30,211 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296600,296613] [2024-12-02 07:47:30,211 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296755,296768] [2024-12-02 07:47:30,211 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296907,296920] [2024-12-02 07:47:30,211 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297062,297075] [2024-12-02 07:47:30,212 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297226,297239] [2024-12-02 07:47:30,212 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297382,297395] [2024-12-02 07:47:30,212 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297546,297559] [2024-12-02 07:47:30,212 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297688,297701] [2024-12-02 07:47:30,212 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297846,297859] [2024-12-02 07:47:30,213 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298013,298026] [2024-12-02 07:47:30,213 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298172,298185] [2024-12-02 07:47:30,213 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298331,298344] [2024-12-02 07:47:30,213 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298480,298493] [2024-12-02 07:47:30,214 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298627,298640] [2024-12-02 07:47:30,214 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298766,298779] [2024-12-02 07:47:30,214 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298929,298942] [2024-12-02 07:47:30,214 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299095,299108] [2024-12-02 07:47:30,215 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299259,299272] [2024-12-02 07:47:30,215 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299424,299437] [2024-12-02 07:47:30,215 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299589,299602] [2024-12-02 07:47:30,215 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299755,299768] [2024-12-02 07:47:30,216 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299920,299933] [2024-12-02 07:47:30,216 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300087,300100] [2024-12-02 07:47:30,216 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300247,300260] [2024-12-02 07:47:30,216 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300409,300422] [2024-12-02 07:47:30,216 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300568,300581] [2024-12-02 07:47:30,217 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300714,300727] [2024-12-02 07:47:30,217 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300857,300870] [2024-12-02 07:47:30,217 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301001,301014] [2024-12-02 07:47:30,217 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301144,301157] [2024-12-02 07:47:30,218 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301288,301301] [2024-12-02 07:47:30,218 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301429,301442] [2024-12-02 07:47:30,218 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301567,301580] [2024-12-02 07:47:30,218 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301725,301738] [2024-12-02 07:47:30,218 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301884,301897] [2024-12-02 07:47:30,219 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302040,302053] [2024-12-02 07:47:30,219 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302189,302202] [2024-12-02 07:47:30,219 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302341,302354] [2024-12-02 07:47:30,219 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302492,302505] [2024-12-02 07:47:30,220 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302641,302654] [2024-12-02 07:47:30,220 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302793,302806] [2024-12-02 07:47:30,220 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302941,302954] [2024-12-02 07:47:30,220 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303094,303107] [2024-12-02 07:47:30,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303245,303258] [2024-12-02 07:47:30,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303395,303408] [2024-12-02 07:47:30,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303542,303555] [2024-12-02 07:47:30,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303693,303706] [2024-12-02 07:47:30,221 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303844,303857] [2024-12-02 07:47:30,222 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303992,304005] [2024-12-02 07:47:30,222 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304158,304171] [2024-12-02 07:47:30,222 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304327,304340] [2024-12-02 07:47:30,222 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304494,304507] [2024-12-02 07:47:30,223 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304662,304675] [2024-12-02 07:47:30,223 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304812,304825] [2024-12-02 07:47:30,223 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304959,304972] [2024-12-02 07:47:30,223 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305120,305133] [2024-12-02 07:47:30,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305290,305303] [2024-12-02 07:47:30,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305452,305465] [2024-12-02 07:47:30,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:47:30,363 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:47:30,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30 WrapperNode [2024-12-02 07:47:30,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:47:30,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:47:30,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:47:30,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:47:30,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,417 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,472 INFO L138 Inliner]: procedures = 521, calls = 1817, calls flagged for inlining = 211, calls inlined = 55, statements flattened = 961 [2024-12-02 07:47:30,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:47:30,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:47:30,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:47:30,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:47:30,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,489 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,522 INFO L175 MemorySlicer]: Split 273 memory accesses to 12 slices as follows [179, 23, 0, 1, 2, 7, 7, 7, 5, 3, 8, 31]. 66 percent of accesses are in the largest equivalence class. The 38 initializations are split as follows [0, 0, 0, 1, 2, 7, 7, 7, 5, 1, 8, 0]. The 233 writes are split as follows [179, 23, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31]. [2024-12-02 07:47:30,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,553 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:47:30,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:47:30,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:47:30,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:47:30,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (1/1) ... [2024-12-02 07:47:30,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:47:30,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:47:30,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:47:30,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:47:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2024-12-02 07:47:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2024-12-02 07:47:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-12-02 07:47:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-12-02 07:47:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2024-12-02 07:47:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2024-12-02 07:47:30,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 07:47:30,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 07:47:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-12-02 07:47:30,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 07:47:30,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 07:47:30,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2024-12-02 07:47:30,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:47:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-12-02 07:47:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 07:47:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2024-12-02 07:47:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2024-12-02 07:47:30,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2024-12-02 07:47:30,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2024-12-02 07:47:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2024-12-02 07:47:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2024-12-02 07:47:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2024-12-02 07:47:30,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 07:47:30,645 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-12-02 07:47:30,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 07:47:30,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 07:47:30,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2024-12-02 07:47:30,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2024-12-02 07:47:30,900 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:47:30,902 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:47:30,949 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 07:47:36,897 INFO L? ?]: Removed 230 outVars from TransFormulas that were not future-live. [2024-12-02 07:47:36,898 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:47:36,913 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:47:36,913 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-02 07:47:36,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:47:36 BoogieIcfgContainer [2024-12-02 07:47:36,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:47:36,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:47:36,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:47:36,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:47:36,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:47:28" (1/3) ... [2024-12-02 07:47:36,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7908933a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:47:36, skipping insertion in model container [2024-12-02 07:47:36,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:47:30" (2/3) ... [2024-12-02 07:47:36,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7908933a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:47:36, skipping insertion in model container [2024-12-02 07:47:36,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:47:36" (3/3) ... [2024-12-02 07:47:36,922 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2024-12-02 07:47:36,935 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:47:36,938 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i that has 39 procedures, 386 locations, 1 initial locations, 0 loop locations, and 29 error locations. [2024-12-02 07:47:36,994 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:47:37,005 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;@3493f73a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:47:37,005 INFO L334 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2024-12-02 07:47:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand has 385 states, 237 states have (on average 1.2995780590717299) internal successors, (308), 269 states have internal predecessors, (308), 81 states have call successors, (81), 38 states have call predecessors, (81), 37 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) [2024-12-02 07:47:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-02 07:47:37,015 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:47:37,016 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:47:37,016 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:47:37,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:47:37,020 INFO L85 PathProgramCache]: Analyzing trace with hash -286893802, now seen corresponding path program 1 times [2024-12-02 07:47:37,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:47:37,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873394559] [2024-12-02 07:47:37,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:47:37,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:47:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:47:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-02 07:47:41,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:47:41,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873394559] [2024-12-02 07:47:41,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873394559] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:47:41,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:47:41,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:47:41,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555007872] [2024-12-02 07:47:41,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:47:41,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:47:41,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:47:41,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:47:41,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:47:41,921 INFO L87 Difference]: Start difference. First operand has 385 states, 237 states have (on average 1.2995780590717299) internal successors, (308), 269 states have internal predecessors, (308), 81 states have call successors, (81), 38 states have call predecessors, (81), 37 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-12-02 07:47:42,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:47:42,250 INFO L93 Difference]: Finished difference Result 1085 states and 1413 transitions. [2024-12-02 07:47:42,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:47:42,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 35 [2024-12-02 07:47:42,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:47:42,264 INFO L225 Difference]: With dead ends: 1085 [2024-12-02 07:47:42,264 INFO L226 Difference]: Without dead ends: 711 [2024-12-02 07:47:42,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:47:42,272 INFO L435 NwaCegarLoop]: 774 mSDtfsCounter, 423 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 2712 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:47:42,273 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 2712 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:47:42,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2024-12-02 07:47:42,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 510. [2024-12-02 07:47:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 322 states have (on average 1.170807453416149) internal successors, (377), 356 states have internal predecessors, (377), 109 states have call successors, (109), 52 states have call predecessors, (109), 51 states have return successors, (109), 105 states have call predecessors, (109), 107 states have call successors, (109) [2024-12-02 07:47:42,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 595 transitions. [2024-12-02 07:47:42,355 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 595 transitions. Word has length 35 [2024-12-02 07:47:42,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:47:42,356 INFO L471 AbstractCegarLoop]: Abstraction has 510 states and 595 transitions. [2024-12-02 07:47:42,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-12-02 07:47:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 595 transitions. [2024-12-02 07:47:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-02 07:47:42,358 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:47:42,358 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] [2024-12-02 07:47:42,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 07:47:42,358 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:47:42,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:47:42,359 INFO L85 PathProgramCache]: Analyzing trace with hash -310622318, now seen corresponding path program 1 times [2024-12-02 07:47:42,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:47:42,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096235791] [2024-12-02 07:47:42,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:47:42,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:47:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:47:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-02 07:47:46,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:47:46,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096235791] [2024-12-02 07:47:46,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096235791] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:47:46,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:47:46,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:47:46,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780805890] [2024-12-02 07:47:46,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:47:46,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:47:46,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:47:46,535 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:47:46,535 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:47:46,535 INFO L87 Difference]: Start difference. First operand 510 states and 595 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-12-02 07:47:46,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:47:46,785 INFO L93 Difference]: Finished difference Result 510 states and 595 transitions. [2024-12-02 07:47:46,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:47:46,786 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 48 [2024-12-02 07:47:46,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:47:46,790 INFO L225 Difference]: With dead ends: 510 [2024-12-02 07:47:46,790 INFO L226 Difference]: Without dead ends: 508 [2024-12-02 07:47:46,791 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:47:46,792 INFO L435 NwaCegarLoop]: 413 mSDtfsCounter, 405 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 406 SdHoareTripleChecker+Valid, 1234 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:47:46,792 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [406 Valid, 1234 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:47:46,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2024-12-02 07:47:46,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 508. [2024-12-02 07:47:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 321 states have (on average 1.1651090342679127) internal successors, (374), 354 states have internal predecessors, (374), 109 states have call successors, (109), 52 states have call predecessors, (109), 51 states have return successors, (109), 105 states have call predecessors, (109), 107 states have call successors, (109) [2024-12-02 07:47:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 592 transitions. [2024-12-02 07:47:46,822 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 592 transitions. Word has length 48 [2024-12-02 07:47:46,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:47:46,822 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 592 transitions. [2024-12-02 07:47:46,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-12-02 07:47:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 592 transitions. [2024-12-02 07:47:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-02 07:47:46,825 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:47:46,825 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-12-02 07:47:46,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:47:46,825 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:47:46,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:47:46,826 INFO L85 PathProgramCache]: Analyzing trace with hash -317280162, now seen corresponding path program 1 times [2024-12-02 07:47:46,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:47:46,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448804221] [2024-12-02 07:47:46,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:47:46,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:47:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:47:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-02 07:47:51,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:47:51,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448804221] [2024-12-02 07:47:51,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448804221] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:47:51,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:47:51,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:47:51,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411973389] [2024-12-02 07:47:51,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:47:51,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:47:51,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:47:51,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:47:51,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:47:51,272 INFO L87 Difference]: Start difference. First operand 508 states and 592 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 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) [2024-12-02 07:47:51,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:47:51,513 INFO L93 Difference]: Finished difference Result 867 states and 987 transitions. [2024-12-02 07:47:51,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:47:51,514 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 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 86 [2024-12-02 07:47:51,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:47:51,519 INFO L225 Difference]: With dead ends: 867 [2024-12-02 07:47:51,519 INFO L226 Difference]: Without dead ends: 865 [2024-12-02 07:47:51,520 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:47:51,520 INFO L435 NwaCegarLoop]: 471 mSDtfsCounter, 389 mSDsluCounter, 1217 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 1688 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:47:51,521 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 1688 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:47:51,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2024-12-02 07:47:51,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 804. [2024-12-02 07:47:51,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 804 states, 518 states have (on average 1.1737451737451738) internal successors, (608), 556 states have internal predecessors, (608), 168 states have call successors, (168), 93 states have call predecessors, (168), 92 states have return successors, (170), 160 states have call predecessors, (170), 166 states have call successors, (170) [2024-12-02 07:47:51,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 946 transitions. [2024-12-02 07:47:51,561 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 946 transitions. Word has length 86 [2024-12-02 07:47:51,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:47:51,562 INFO L471 AbstractCegarLoop]: Abstraction has 804 states and 946 transitions. [2024-12-02 07:47:51,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 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) [2024-12-02 07:47:51,562 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 946 transitions. [2024-12-02 07:47:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 07:47:51,565 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:47:51,565 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:47:51,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:47:51,565 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:47:51,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:47:51,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1751730157, now seen corresponding path program 1 times [2024-12-02 07:47:51,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:47:51,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394848907] [2024-12-02 07:47:51,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:47:51,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:47:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:47:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-12-02 07:47:55,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:47:55,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394848907] [2024-12-02 07:47:55,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394848907] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:47:55,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:47:55,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:47:55,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077452704] [2024-12-02 07:47:55,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:47:55,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:47:55,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:47:55,627 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:47:55,628 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:47:55,628 INFO L87 Difference]: Start difference. First operand 804 states and 946 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2024-12-02 07:47:55,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:47:55,914 INFO L93 Difference]: Finished difference Result 804 states and 946 transitions. [2024-12-02 07:47:55,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:47:55,914 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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 105 [2024-12-02 07:47:55,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:47:55,920 INFO L225 Difference]: With dead ends: 804 [2024-12-02 07:47:55,920 INFO L226 Difference]: Without dead ends: 802 [2024-12-02 07:47:55,920 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:47:55,921 INFO L435 NwaCegarLoop]: 409 mSDtfsCounter, 384 mSDsluCounter, 813 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 1222 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:47:55,921 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 1222 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:47:55,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-12-02 07:47:55,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 802. [2024-12-02 07:47:55,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 802 states, 517 states have (on average 1.1663442940038684) internal successors, (603), 554 states have internal predecessors, (603), 168 states have call successors, (168), 93 states have call predecessors, (168), 92 states have return successors, (170), 160 states have call predecessors, (170), 166 states have call successors, (170) [2024-12-02 07:47:55,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 941 transitions. [2024-12-02 07:47:55,969 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 941 transitions. Word has length 105 [2024-12-02 07:47:55,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:47:55,969 INFO L471 AbstractCegarLoop]: Abstraction has 802 states and 941 transitions. [2024-12-02 07:47:55,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 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) [2024-12-02 07:47:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 941 transitions. [2024-12-02 07:47:55,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-02 07:47:55,972 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:47:55,972 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-12-02 07:47:55,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:47:55,972 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:47:55,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:47:55,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1593187649, now seen corresponding path program 1 times [2024-12-02 07:47:55,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:47:55,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335413057] [2024-12-02 07:47:55,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:47:55,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:47:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:00,108 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-02 07:48:00,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:00,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335413057] [2024-12-02 07:48:00,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335413057] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:48:00,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:48:00,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:48:00,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435103132] [2024-12-02 07:48:00,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:48:00,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:48:00,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:48:00,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:48:00,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:48:00,110 INFO L87 Difference]: Start difference. First operand 802 states and 941 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), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 07:48:00,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:48:00,195 INFO L93 Difference]: Finished difference Result 802 states and 941 transitions. [2024-12-02 07:48:00,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:48:00,196 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), 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 112 [2024-12-02 07:48:00,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:48:00,200 INFO L225 Difference]: With dead ends: 802 [2024-12-02 07:48:00,200 INFO L226 Difference]: Without dead ends: 800 [2024-12-02 07:48:00,200 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 [2024-12-02 07:48:00,201 INFO L435 NwaCegarLoop]: 412 mSDtfsCounter, 369 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 823 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 [2024-12-02 07:48:00,201 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 823 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:48:00,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-12-02 07:48:00,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 800. [2024-12-02 07:48:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 516 states have (on average 1.1627906976744187) internal successors, (600), 552 states have internal predecessors, (600), 168 states have call successors, (168), 93 states have call predecessors, (168), 92 states have return successors, (170), 160 states have call predecessors, (170), 166 states have call successors, (170) [2024-12-02 07:48:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 938 transitions. [2024-12-02 07:48:00,231 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 938 transitions. Word has length 112 [2024-12-02 07:48:00,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:48:00,232 INFO L471 AbstractCegarLoop]: Abstraction has 800 states and 938 transitions. [2024-12-02 07:48:00,232 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), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 07:48:00,232 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 938 transitions. [2024-12-02 07:48:00,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-02 07:48:00,234 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:48:00,234 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1] [2024-12-02 07:48:00,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:48:00,235 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:48:00,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:48:00,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1590651818, now seen corresponding path program 1 times [2024-12-02 07:48:00,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:48:00,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798496577] [2024-12-02 07:48:00,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:00,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:48:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-12-02 07:48:05,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:05,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798496577] [2024-12-02 07:48:05,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798496577] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:48:05,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:48:05,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 07:48:05,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485627700] [2024-12-02 07:48:05,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:48:05,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 07:48:05,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:48:05,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 07:48:05,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-12-02 07:48:05,885 INFO L87 Difference]: Start difference. First operand 800 states and 938 transitions. Second operand has 12 states, 11 states have (on average 5.545454545454546) internal successors, (61), 10 states have internal predecessors, (61), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) [2024-12-02 07:48:08,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:48:08,276 INFO L93 Difference]: Finished difference Result 1867 states and 2161 transitions. [2024-12-02 07:48:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 07:48:08,277 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.545454545454546) internal successors, (61), 10 states have internal predecessors, (61), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) Word has length 119 [2024-12-02 07:48:08,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:48:08,284 INFO L225 Difference]: With dead ends: 1867 [2024-12-02 07:48:08,284 INFO L226 Difference]: Without dead ends: 1589 [2024-12-02 07:48:08,285 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2024-12-02 07:48:08,285 INFO L435 NwaCegarLoop]: 397 mSDtfsCounter, 415 mSDsluCounter, 3911 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 4308 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:48:08,286 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 4308 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 07:48:08,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1589 states. [2024-12-02 07:48:08,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1589 to 1066. [2024-12-02 07:48:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 695 states have (on average 1.1568345323741007) internal successors, (804), 740 states have internal predecessors, (804), 225 states have call successors, (225), 122 states have call predecessors, (225), 122 states have return successors, (226), 213 states have call predecessors, (226), 223 states have call successors, (226) [2024-12-02 07:48:08,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1255 transitions. [2024-12-02 07:48:08,341 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1255 transitions. Word has length 119 [2024-12-02 07:48:08,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:48:08,341 INFO L471 AbstractCegarLoop]: Abstraction has 1066 states and 1255 transitions. [2024-12-02 07:48:08,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.545454545454546) internal successors, (61), 10 states have internal predecessors, (61), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) [2024-12-02 07:48:08,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1255 transitions. [2024-12-02 07:48:08,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-02 07:48:08,343 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:48:08,343 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:48:08,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:48:08,343 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:48:08,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:48:08,344 INFO L85 PathProgramCache]: Analyzing trace with hash -333714149, now seen corresponding path program 1 times [2024-12-02 07:48:08,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:48:08,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726906934] [2024-12-02 07:48:08,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:08,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:48:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:13,806 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-12-02 07:48:13,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:13,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726906934] [2024-12-02 07:48:13,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726906934] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:48:13,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:48:13,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 07:48:13,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15744838] [2024-12-02 07:48:13,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:48:13,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 07:48:13,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:48:13,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 07:48:13,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-12-02 07:48:13,808 INFO L87 Difference]: Start difference. First operand 1066 states and 1255 transitions. Second operand has 12 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 6 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 6 states have call predecessors, (16), 5 states have call successors, (16) [2024-12-02 07:48:16,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:48:16,059 INFO L93 Difference]: Finished difference Result 1948 states and 2238 transitions. [2024-12-02 07:48:16,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 07:48:16,060 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 6 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 6 states have call predecessors, (16), 5 states have call successors, (16) Word has length 122 [2024-12-02 07:48:16,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:48:16,066 INFO L225 Difference]: With dead ends: 1948 [2024-12-02 07:48:16,066 INFO L226 Difference]: Without dead ends: 1354 [2024-12-02 07:48:16,067 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2024-12-02 07:48:16,068 INFO L435 NwaCegarLoop]: 394 mSDtfsCounter, 411 mSDsluCounter, 3889 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 4283 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:48:16,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 4283 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 07:48:16,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2024-12-02 07:48:16,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1048. [2024-12-02 07:48:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 681 states have (on average 1.145374449339207) internal successors, (780), 726 states have internal predecessors, (780), 221 states have call successors, (221), 122 states have call predecessors, (221), 122 states have return successors, (220), 209 states have call predecessors, (220), 219 states have call successors, (220) [2024-12-02 07:48:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 1221 transitions. [2024-12-02 07:48:16,114 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 1221 transitions. Word has length 122 [2024-12-02 07:48:16,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:48:16,115 INFO L471 AbstractCegarLoop]: Abstraction has 1048 states and 1221 transitions. [2024-12-02 07:48:16,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 6 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 6 states have call predecessors, (16), 5 states have call successors, (16) [2024-12-02 07:48:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1221 transitions. [2024-12-02 07:48:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-02 07:48:16,117 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:48:16,117 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-12-02 07:48:16,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 07:48:16,117 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:48:16,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:48:16,118 INFO L85 PathProgramCache]: Analyzing trace with hash 685040709, now seen corresponding path program 1 times [2024-12-02 07:48:16,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:48:16,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151082512] [2024-12-02 07:48:16,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:16,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:48:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-02 07:48:20,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:20,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151082512] [2024-12-02 07:48:20,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151082512] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:48:20,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:48:20,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:48:20,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306177787] [2024-12-02 07:48:20,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:48:20,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:48:20,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:48:20,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:48:20,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:48:20,063 INFO L87 Difference]: Start difference. First operand 1048 states and 1221 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-12-02 07:48:20,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:48:20,158 INFO L93 Difference]: Finished difference Result 1048 states and 1221 transitions. [2024-12-02 07:48:20,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:48:20,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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 118 [2024-12-02 07:48:20,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:48:20,163 INFO L225 Difference]: With dead ends: 1048 [2024-12-02 07:48:20,163 INFO L226 Difference]: Without dead ends: 1046 [2024-12-02 07:48:20,163 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 [2024-12-02 07:48:20,163 INFO L435 NwaCegarLoop]: 410 mSDtfsCounter, 366 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 819 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 [2024-12-02 07:48:20,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 819 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:48:20,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-12-02 07:48:20,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1046. [2024-12-02 07:48:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1046 states, 680 states have (on average 1.1426470588235293) internal successors, (777), 724 states have internal predecessors, (777), 221 states have call successors, (221), 122 states have call predecessors, (221), 122 states have return successors, (220), 209 states have call predecessors, (220), 219 states have call successors, (220) [2024-12-02 07:48:20,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1218 transitions. [2024-12-02 07:48:20,208 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1218 transitions. Word has length 118 [2024-12-02 07:48:20,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:48:20,209 INFO L471 AbstractCegarLoop]: Abstraction has 1046 states and 1218 transitions. [2024-12-02 07:48:20,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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) [2024-12-02 07:48:20,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1218 transitions. [2024-12-02 07:48:20,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-02 07:48:20,211 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:48:20,211 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:48:20,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 07:48:20,211 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:48:20,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:48:20,212 INFO L85 PathProgramCache]: Analyzing trace with hash -760522940, now seen corresponding path program 1 times [2024-12-02 07:48:20,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:48:20,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001760243] [2024-12-02 07:48:20,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:20,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:48:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:24,066 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2024-12-02 07:48:24,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:24,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001760243] [2024-12-02 07:48:24,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001760243] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:48:24,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:48:24,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:48:24,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400539260] [2024-12-02 07:48:24,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:48:24,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:48:24,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:48:24,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:48:24,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:48:24,068 INFO L87 Difference]: Start difference. First operand 1046 states and 1218 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), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 07:48:24,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:48:24,243 INFO L93 Difference]: Finished difference Result 1046 states and 1218 transitions. [2024-12-02 07:48:24,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:48:24,244 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), 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 127 [2024-12-02 07:48:24,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:48:24,248 INFO L225 Difference]: With dead ends: 1046 [2024-12-02 07:48:24,248 INFO L226 Difference]: Without dead ends: 1044 [2024-12-02 07:48:24,249 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 [2024-12-02 07:48:24,249 INFO L435 NwaCegarLoop]: 404 mSDtfsCounter, 364 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:48:24,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 805 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:48:24,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2024-12-02 07:48:24,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1044. [2024-12-02 07:48:24,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 679 states have (on average 1.134020618556701) internal successors, (770), 722 states have internal predecessors, (770), 221 states have call successors, (221), 122 states have call predecessors, (221), 122 states have return successors, (220), 209 states have call predecessors, (220), 219 states have call successors, (220) [2024-12-02 07:48:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1211 transitions. [2024-12-02 07:48:24,348 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1211 transitions. Word has length 127 [2024-12-02 07:48:24,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:48:24,348 INFO L471 AbstractCegarLoop]: Abstraction has 1044 states and 1211 transitions. [2024-12-02 07:48:24,348 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), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 07:48:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1211 transitions. [2024-12-02 07:48:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-02 07:48:24,351 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:48:24,351 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-12-02 07:48:24,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:48:24,351 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:48:24,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:48:24,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1956436707, now seen corresponding path program 1 times [2024-12-02 07:48:24,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:48:24,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311828302] [2024-12-02 07:48:24,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:24,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:48:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-02 07:48:31,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:31,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311828302] [2024-12-02 07:48:31,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311828302] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:48:31,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:48:31,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-12-02 07:48:31,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592576329] [2024-12-02 07:48:31,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:48:31,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 07:48:31,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:48:31,545 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 07:48:31,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:48:31,545 INFO L87 Difference]: Start difference. First operand 1044 states and 1211 transitions. Second operand has 15 states, 13 states have (on average 5.0) internal successors, (65), 12 states have internal predecessors, (65), 6 states have call successors, (19), 1 states have call predecessors, (19), 4 states have return successors, (19), 7 states have call predecessors, (19), 6 states have call successors, (19) [2024-12-02 07:48:35,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:48:35,100 INFO L93 Difference]: Finished difference Result 1663 states and 1894 transitions. [2024-12-02 07:48:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 07:48:35,101 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.0) internal successors, (65), 12 states have internal predecessors, (65), 6 states have call successors, (19), 1 states have call predecessors, (19), 4 states have return successors, (19), 7 states have call predecessors, (19), 6 states have call successors, (19) Word has length 122 [2024-12-02 07:48:35,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:48:35,107 INFO L225 Difference]: With dead ends: 1663 [2024-12-02 07:48:35,107 INFO L226 Difference]: Without dead ends: 1338 [2024-12-02 07:48:35,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=89, Invalid=723, Unknown=0, NotChecked=0, Total=812 [2024-12-02 07:48:35,109 INFO L435 NwaCegarLoop]: 391 mSDtfsCounter, 416 mSDsluCounter, 5013 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 5404 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:48:35,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 5404 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 07:48:35,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states. [2024-12-02 07:48:35,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 1036. [2024-12-02 07:48:35,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1036 states, 673 states have (on average 1.1322436849925706) internal successors, (762), 716 states have internal predecessors, (762), 219 states have call successors, (219), 122 states have call predecessors, (219), 122 states have return successors, (218), 207 states have call predecessors, (218), 217 states have call successors, (218) [2024-12-02 07:48:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1199 transitions. [2024-12-02 07:48:35,208 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1199 transitions. Word has length 122 [2024-12-02 07:48:35,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:48:35,208 INFO L471 AbstractCegarLoop]: Abstraction has 1036 states and 1199 transitions. [2024-12-02 07:48:35,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.0) internal successors, (65), 12 states have internal predecessors, (65), 6 states have call successors, (19), 1 states have call predecessors, (19), 4 states have return successors, (19), 7 states have call predecessors, (19), 6 states have call successors, (19) [2024-12-02 07:48:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1199 transitions. [2024-12-02 07:48:35,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 07:48:35,210 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:48:35,210 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 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] [2024-12-02 07:48:35,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 07:48:35,210 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:48:35,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:48:35,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1032475158, now seen corresponding path program 1 times [2024-12-02 07:48:35,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:48:35,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872448333] [2024-12-02 07:48:35,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:35,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:48:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:44,473 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-12-02 07:48:44,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:48:44,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872448333] [2024-12-02 07:48:44,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872448333] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:48:44,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580217146] [2024-12-02 07:48:44,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:48:44,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:48:44,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:48:44,476 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:48:44,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:48:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:48:48,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 3518 conjuncts, 116 conjuncts are in the unsatisfiable core [2024-12-02 07:48:48,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:48:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 80 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-02 07:48:53,675 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:49:00,407 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 8 proven. 23 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-02 07:49:00,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580217146] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:49:00,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:49:00,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 16, 16] total 46 [2024-12-02 07:49:00,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395414413] [2024-12-02 07:49:00,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:49:00,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-12-02 07:49:00,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:49:00,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-12-02 07:49:00,411 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1950, Unknown=0, NotChecked=0, Total=2070 [2024-12-02 07:49:00,411 INFO L87 Difference]: Start difference. First operand 1036 states and 1199 transitions. Second operand has 46 states, 40 states have (on average 3.575) internal successors, (143), 34 states have internal predecessors, (143), 14 states have call successors, (55), 3 states have call predecessors, (55), 11 states have return successors, (56), 21 states have call predecessors, (56), 13 states have call successors, (56) [2024-12-02 07:49:04,470 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 [] [2024-12-02 07:49:13,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:49:13,994 INFO L93 Difference]: Finished difference Result 1792 states and 2057 transitions. [2024-12-02 07:49:13,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 07:49:13,995 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 40 states have (on average 3.575) internal successors, (143), 34 states have internal predecessors, (143), 14 states have call successors, (55), 3 states have call predecessors, (55), 11 states have return successors, (56), 21 states have call predecessors, (56), 13 states have call successors, (56) Word has length 135 [2024-12-02 07:49:13,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:49:13,998 INFO L225 Difference]: With dead ends: 1792 [2024-12-02 07:49:13,998 INFO L226 Difference]: Without dead ends: 811 [2024-12-02 07:49:14,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=152, Invalid=2398, Unknown=0, NotChecked=0, Total=2550 [2024-12-02 07:49:14,001 INFO L435 NwaCegarLoop]: 381 mSDtfsCounter, 6 mSDsluCounter, 12838 mSDsCounter, 0 mSdLazyCounter, 1036 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 13219 SdHoareTripleChecker+Invalid, 1044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1036 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2024-12-02 07:49:14,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 13219 Invalid, 1044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1036 Invalid, 1 Unknown, 0 Unchecked, 11.9s Time] [2024-12-02 07:49:14,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-12-02 07:49:14,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 809. [2024-12-02 07:49:14,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 809 states, 522 states have (on average 1.1340996168582376) internal successors, (592), 554 states have internal predecessors, (592), 168 states have call successors, (168), 97 states have call predecessors, (168), 97 states have return successors, (167), 161 states have call predecessors, (167), 166 states have call successors, (167) [2024-12-02 07:49:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 927 transitions. [2024-12-02 07:49:14,038 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 927 transitions. Word has length 135 [2024-12-02 07:49:14,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:49:14,039 INFO L471 AbstractCegarLoop]: Abstraction has 809 states and 927 transitions. [2024-12-02 07:49:14,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 40 states have (on average 3.575) internal successors, (143), 34 states have internal predecessors, (143), 14 states have call successors, (55), 3 states have call predecessors, (55), 11 states have return successors, (56), 21 states have call predecessors, (56), 13 states have call successors, (56) [2024-12-02 07:49:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 927 transitions. [2024-12-02 07:49:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 07:49:14,041 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:49:14,041 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 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] [2024-12-02 07:49:14,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:49:14,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:49:14,241 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:49:14,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:49:14,242 INFO L85 PathProgramCache]: Analyzing trace with hash 243999854, now seen corresponding path program 1 times [2024-12-02 07:49:14,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:49:14,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436360212] [2024-12-02 07:49:14,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:49:14,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:49:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:49:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-12-02 07:49:18,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:49:18,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436360212] [2024-12-02 07:49:18,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436360212] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:49:18,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:49:18,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:49:18,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076026312] [2024-12-02 07:49:18,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:49:18,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:49:18,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:49:18,049 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:49:18,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:49:18,049 INFO L87 Difference]: Start difference. First operand 809 states and 927 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, (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) [2024-12-02 07:49:22,102 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 [] [2024-12-02 07:49:22,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:49:22,669 INFO L93 Difference]: Finished difference Result 1253 states and 1431 transitions. [2024-12-02 07:49:22,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:49:22,670 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, (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 146 [2024-12-02 07:49:22,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:49:22,676 INFO L225 Difference]: With dead ends: 1253 [2024-12-02 07:49:22,676 INFO L226 Difference]: Without dead ends: 1251 [2024-12-02 07:49:22,676 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:49:22,677 INFO L435 NwaCegarLoop]: 446 mSDtfsCounter, 329 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 1213 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:49:22,677 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 1213 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 07:49:22,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2024-12-02 07:49:22,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 947. [2024-12-02 07:49:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 615 states have (on average 1.1333333333333333) internal successors, (697), 649 states have internal predecessors, (697), 195 states have call successors, (195), 115 states have call predecessors, (195), 115 states have return successors, (198), 186 states have call predecessors, (198), 193 states have call successors, (198) [2024-12-02 07:49:22,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1090 transitions. [2024-12-02 07:49:22,759 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1090 transitions. Word has length 146 [2024-12-02 07:49:22,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:49:22,759 INFO L471 AbstractCegarLoop]: Abstraction has 947 states and 1090 transitions. [2024-12-02 07:49:22,759 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, (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) [2024-12-02 07:49:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1090 transitions. [2024-12-02 07:49:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-02 07:49:22,762 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:49:22,762 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:49:22,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 07:49:22,762 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:49:22,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:49:22,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1157678177, now seen corresponding path program 1 times [2024-12-02 07:49:22,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:49:22,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067073533] [2024-12-02 07:49:22,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:49:22,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:49:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:49:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-02 07:49:33,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:49:33,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067073533] [2024-12-02 07:49:33,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067073533] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:49:33,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868015033] [2024-12-02 07:49:33,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:49:33,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:49:33,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:49:33,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:49:33,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:49:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:49:38,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 3554 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-02 07:49:38,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:49:48,203 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 48 proven. 18 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-02 07:49:48,203 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:49:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 3 proven. 18 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-12-02 07:49:58,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1868015033] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:49:58,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:49:58,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18, 15] total 47 [2024-12-02 07:49:58,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595791473] [2024-12-02 07:49:58,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:49:58,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-12-02 07:49:58,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:49:58,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-12-02 07:49:58,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=2044, Unknown=0, NotChecked=0, Total=2162 [2024-12-02 07:49:58,359 INFO L87 Difference]: Start difference. First operand 947 states and 1090 transitions. Second operand has 47 states, 42 states have (on average 4.071428571428571) internal successors, (171), 41 states have internal predecessors, (171), 20 states have call successors, (64), 2 states have call predecessors, (64), 10 states have return successors, (67), 24 states have call predecessors, (67), 20 states have call successors, (67) [2024-12-02 07:50:02,421 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 [] [2024-12-02 07:50:06,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:50:39,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:50:39,194 INFO L93 Difference]: Finished difference Result 1265 states and 1444 transitions. [2024-12-02 07:50:39,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-02 07:50:39,195 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 42 states have (on average 4.071428571428571) internal successors, (171), 41 states have internal predecessors, (171), 20 states have call successors, (64), 2 states have call predecessors, (64), 10 states have return successors, (67), 24 states have call predecessors, (67), 20 states have call successors, (67) Word has length 149 [2024-12-02 07:50:39,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:50:39,200 INFO L225 Difference]: With dead ends: 1265 [2024-12-02 07:50:39,200 INFO L226 Difference]: Without dead ends: 962 [2024-12-02 07:50:39,202 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 276 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 978 ImplicationChecksByTransitivity, 31.6s TimeCoverageRelationStatistics Valid=343, Invalid=5819, Unknown=0, NotChecked=0, Total=6162 [2024-12-02 07:50:39,203 INFO L435 NwaCegarLoop]: 371 mSDtfsCounter, 653 mSDsluCounter, 12859 mSDsCounter, 0 mSdLazyCounter, 1718 mSolverCounterSat, 382 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 13230 SdHoareTripleChecker+Invalid, 2102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 382 IncrementalHoareTripleChecker+Valid, 1718 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:50:39,203 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [655 Valid, 13230 Invalid, 2102 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [382 Valid, 1718 Invalid, 2 Unknown, 0 Unchecked, 25.5s Time] [2024-12-02 07:50:39,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2024-12-02 07:50:39,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 962. [2024-12-02 07:50:39,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 623 states have (on average 1.130016051364366) internal successors, (704), 663 states have internal predecessors, (704), 194 states have call successors, (194), 117 states have call predecessors, (194), 123 states have return successors, (203), 185 states have call predecessors, (203), 192 states have call successors, (203) [2024-12-02 07:50:39,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1101 transitions. [2024-12-02 07:50:39,271 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1101 transitions. Word has length 149 [2024-12-02 07:50:39,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:50:39,271 INFO L471 AbstractCegarLoop]: Abstraction has 962 states and 1101 transitions. [2024-12-02 07:50:39,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 42 states have (on average 4.071428571428571) internal successors, (171), 41 states have internal predecessors, (171), 20 states have call successors, (64), 2 states have call predecessors, (64), 10 states have return successors, (67), 24 states have call predecessors, (67), 20 states have call successors, (67) [2024-12-02 07:50:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1101 transitions. [2024-12-02 07:50:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-12-02 07:50:39,274 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:50:39,274 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:50:39,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 07:50:39,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-12-02 07:50:39,474 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:50:39,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:50:39,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1749550594, now seen corresponding path program 1 times [2024-12-02 07:50:39,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:50:39,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766597887] [2024-12-02 07:50:39,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:50:39,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:50:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:50:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-12-02 07:50:43,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:50:43,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766597887] [2024-12-02 07:50:43,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766597887] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:50:43,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:50:43,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 07:50:43,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011359584] [2024-12-02 07:50:43,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:50:43,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 07:50:43,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:50:43,484 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 07:50:43,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:50:43,484 INFO L87 Difference]: Start difference. First operand 962 states and 1101 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-12-02 07:50:43,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:50:43,982 INFO L93 Difference]: Finished difference Result 1322 states and 1495 transitions. [2024-12-02 07:50:43,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 07:50:43,983 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 180 [2024-12-02 07:50:43,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:50:43,988 INFO L225 Difference]: With dead ends: 1322 [2024-12-02 07:50:43,989 INFO L226 Difference]: Without dead ends: 960 [2024-12-02 07:50:43,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:50:43,991 INFO L435 NwaCegarLoop]: 410 mSDtfsCounter, 3 mSDsluCounter, 2020 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 2430 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:50:43,991 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 2430 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 07:50:43,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2024-12-02 07:50:44,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 958. [2024-12-02 07:50:44,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 958 states, 621 states have (on average 1.1272141706924315) internal successors, (700), 661 states have internal predecessors, (700), 192 states have call successors, (192), 117 states have call predecessors, (192), 123 states have return successors, (201), 183 states have call predecessors, (201), 190 states have call successors, (201) [2024-12-02 07:50:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1093 transitions. [2024-12-02 07:50:44,063 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1093 transitions. Word has length 180 [2024-12-02 07:50:44,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:50:44,063 INFO L471 AbstractCegarLoop]: Abstraction has 958 states and 1093 transitions. [2024-12-02 07:50:44,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-12-02 07:50:44,063 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1093 transitions. [2024-12-02 07:50:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-02 07:50:44,065 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:50:44,065 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:50:44,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 07:50:44,066 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:50:44,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:50:44,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1984038183, now seen corresponding path program 1 times [2024-12-02 07:50:44,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:50:44,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179067018] [2024-12-02 07:50:44,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:50:44,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:50:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:50:47,951 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-12-02 07:50:47,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:50:47,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179067018] [2024-12-02 07:50:47,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179067018] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:50:47,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:50:47,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:50:47,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405547777] [2024-12-02 07:50:47,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:50:47,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:50:47,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:50:47,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:50:47,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:50:47,953 INFO L87 Difference]: Start difference. First operand 958 states and 1093 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, (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) [2024-12-02 07:50:48,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:50:48,117 INFO L93 Difference]: Finished difference Result 958 states and 1093 transitions. [2024-12-02 07:50:48,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:50:48,117 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, (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 191 [2024-12-02 07:50:48,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:50:48,121 INFO L225 Difference]: With dead ends: 958 [2024-12-02 07:50:48,121 INFO L226 Difference]: Without dead ends: 956 [2024-12-02 07:50:48,122 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:50:48,122 INFO L435 NwaCegarLoop]: 398 mSDtfsCounter, 334 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 795 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 [2024-12-02 07:50:48,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 795 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:50:48,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 956 states. [2024-12-02 07:50:48,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 956 to 956. [2024-12-02 07:50:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 956 states, 620 states have (on average 1.1241935483870968) internal successors, (697), 659 states have internal predecessors, (697), 192 states have call successors, (192), 117 states have call predecessors, (192), 123 states have return successors, (201), 183 states have call predecessors, (201), 190 states have call successors, (201) [2024-12-02 07:50:48,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 956 states and 1090 transitions. [2024-12-02 07:50:48,189 INFO L78 Accepts]: Start accepts. Automaton has 956 states and 1090 transitions. Word has length 191 [2024-12-02 07:50:48,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:50:48,189 INFO L471 AbstractCegarLoop]: Abstraction has 956 states and 1090 transitions. [2024-12-02 07:50:48,190 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, (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) [2024-12-02 07:50:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1090 transitions. [2024-12-02 07:50:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-12-02 07:50:48,192 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:50:48,192 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:50:48,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 07:50:48,193 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:50:48,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:50:48,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1662740435, now seen corresponding path program 1 times [2024-12-02 07:50:48,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:50:48,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715018829] [2024-12-02 07:50:48,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:50:48,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:50:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:50:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-12-02 07:50:55,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:50:55,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715018829] [2024-12-02 07:50:55,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715018829] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:50:55,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:50:55,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 07:50:55,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492164836] [2024-12-02 07:50:55,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:50:55,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:50:55,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:50:55,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:50:55,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:50:55,228 INFO L87 Difference]: Start difference. First operand 956 states and 1090 transitions. Second operand has 13 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 6 states have call successors, (29), 1 states have call predecessors, (29), 3 states have return successors, (29), 8 states have call predecessors, (29), 6 states have call successors, (29) [2024-12-02 07:50:59,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:50:59,150 INFO L93 Difference]: Finished difference Result 1394 states and 1540 transitions. [2024-12-02 07:50:59,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 07:50:59,150 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 6 states have call successors, (29), 1 states have call predecessors, (29), 3 states have return successors, (29), 8 states have call predecessors, (29), 6 states have call successors, (29) Word has length 195 [2024-12-02 07:50:59,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:50:59,155 INFO L225 Difference]: With dead ends: 1394 [2024-12-02 07:50:59,155 INFO L226 Difference]: Without dead ends: 1203 [2024-12-02 07:50:59,156 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2024-12-02 07:50:59,156 INFO L435 NwaCegarLoop]: 381 mSDtfsCounter, 344 mSDsluCounter, 3740 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 4121 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:50:59,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 4121 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-12-02 07:50:59,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2024-12-02 07:50:59,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 926. [2024-12-02 07:50:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 601 states have (on average 1.1214642262895174) internal successors, (674), 636 states have internal predecessors, (674), 185 states have call successors, (185), 115 states have call predecessors, (185), 119 states have return successors, (192), 178 states have call predecessors, (192), 183 states have call successors, (192) [2024-12-02 07:50:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1051 transitions. [2024-12-02 07:50:59,229 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1051 transitions. Word has length 195 [2024-12-02 07:50:59,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:50:59,230 INFO L471 AbstractCegarLoop]: Abstraction has 926 states and 1051 transitions. [2024-12-02 07:50:59,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 6 states have call successors, (29), 1 states have call predecessors, (29), 3 states have return successors, (29), 8 states have call predecessors, (29), 6 states have call successors, (29) [2024-12-02 07:50:59,230 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1051 transitions. [2024-12-02 07:50:59,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-02 07:50:59,232 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:50:59,233 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:50:59,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 07:50:59,233 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:50:59,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:50:59,233 INFO L85 PathProgramCache]: Analyzing trace with hash 23549126, now seen corresponding path program 1 times [2024-12-02 07:50:59,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:50:59,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46585637] [2024-12-02 07:50:59,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:50:59,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:51:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:51:02,926 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-12-02 07:51:02,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:51:02,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46585637] [2024-12-02 07:51:02,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46585637] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:51:02,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:51:02,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:51:02,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905314688] [2024-12-02 07:51:02,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:51:02,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:51:02,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:51:02,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:51:02,928 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:51:02,928 INFO L87 Difference]: Start difference. First operand 926 states and 1051 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 07:51:03,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:51:03,128 INFO L93 Difference]: Finished difference Result 926 states and 1051 transitions. [2024-12-02 07:51:03,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:51:03,128 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 197 [2024-12-02 07:51:03,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:51:03,131 INFO L225 Difference]: With dead ends: 926 [2024-12-02 07:51:03,131 INFO L226 Difference]: Without dead ends: 924 [2024-12-02 07:51:03,132 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:51:03,132 INFO L435 NwaCegarLoop]: 396 mSDtfsCounter, 331 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 791 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 [2024-12-02 07:51:03,132 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 791 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:51:03,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2024-12-02 07:51:03,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 924. [2024-12-02 07:51:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 924 states, 600 states have (on average 1.1183333333333334) internal successors, (671), 634 states have internal predecessors, (671), 185 states have call successors, (185), 115 states have call predecessors, (185), 119 states have return successors, (192), 178 states have call predecessors, (192), 183 states have call successors, (192) [2024-12-02 07:51:03,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 1048 transitions. [2024-12-02 07:51:03,199 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 1048 transitions. Word has length 197 [2024-12-02 07:51:03,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:51:03,199 INFO L471 AbstractCegarLoop]: Abstraction has 924 states and 1048 transitions. [2024-12-02 07:51:03,199 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-12-02 07:51:03,199 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1048 transitions. [2024-12-02 07:51:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 07:51:03,202 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:51:03,202 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:51:03,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 07:51:03,202 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:51:03,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:51:03,203 INFO L85 PathProgramCache]: Analyzing trace with hash 141637887, now seen corresponding path program 1 times [2024-12-02 07:51:03,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:51:03,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089176306] [2024-12-02 07:51:03,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:51:03,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:51:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:51:08,267 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 3 proven. 21 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-02 07:51:08,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:51:08,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089176306] [2024-12-02 07:51:08,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089176306] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:51:08,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520205678] [2024-12-02 07:51:08,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:51:08,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:51:08,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:51:08,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:51:08,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 07:54:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:54:16,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 3661 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 07:54:16,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:54:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-12-02 07:54:16,611 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:54:16,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520205678] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:54:16,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:54:16,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 7 [2024-12-02 07:54:16,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631089381] [2024-12-02 07:54:16,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:54:16,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 07:54:16,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:54:16,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 07:54:16,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:54:16,613 INFO L87 Difference]: Start difference. First operand 924 states and 1048 transitions. Second operand has 7 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-12-02 07:54:17,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:54:17,722 INFO L93 Difference]: Finished difference Result 1096 states and 1214 transitions. [2024-12-02 07:54:17,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 07:54:17,723 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 203 [2024-12-02 07:54:17,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:54:17,727 INFO L225 Difference]: With dead ends: 1096 [2024-12-02 07:54:17,727 INFO L226 Difference]: Without dead ends: 720 [2024-12-02 07:54:17,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:54:17,729 INFO L435 NwaCegarLoop]: 385 mSDtfsCounter, 0 mSDsluCounter, 1893 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:54:17,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2278 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 07:54:17,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2024-12-02 07:54:17,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2024-12-02 07:54:17,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 464 states have (on average 1.1336206896551724) internal successors, (526), 494 states have internal predecessors, (526), 143 states have call successors, (143), 90 states have call predecessors, (143), 93 states have return successors, (149), 137 states have call predecessors, (149), 141 states have call successors, (149) [2024-12-02 07:54:17,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 818 transitions. [2024-12-02 07:54:17,794 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 818 transitions. Word has length 203 [2024-12-02 07:54:17,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:54:17,795 INFO L471 AbstractCegarLoop]: Abstraction has 720 states and 818 transitions. [2024-12-02 07:54:17,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-12-02 07:54:17,795 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 818 transitions. [2024-12-02 07:54:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-12-02 07:54:17,798 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:54:17,798 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:54:17,998 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forcibly destroying the process [2024-12-02 07:54:18,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 137 [2024-12-02 07:54:18,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-02 07:54:18,081 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:54:18,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:54:18,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1107408365, now seen corresponding path program 1 times [2024-12-02 07:54:18,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:54:18,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437563380] [2024-12-02 07:54:18,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:54:18,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:54:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:54:49,053 WARN L286 SmtUtils]: Spent 12.09s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:55:13,289 WARN L286 SmtUtils]: Spent 12.09s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:55:37,562 WARN L286 SmtUtils]: Spent 12.10s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 07:55:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2024-12-02 07:55:51,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:55:51,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437563380] [2024-12-02 07:55:51,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437563380] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:55:51,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450570716] [2024-12-02 07:55:51,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:55:51,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:55:51,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:55:51,904 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:55:51,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 07:55:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:55:57,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 3749 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-02 07:55:57,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:56:04,179 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-12-02 07:56:04,179 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:56:04,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450570716] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:56:04,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:56:04,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [22] total 35 [2024-12-02 07:56:04,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108140815] [2024-12-02 07:56:04,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:56:04,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 07:56:04,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:56:04,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 07:56:04,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=1115, Unknown=2, NotChecked=0, Total=1190 [2024-12-02 07:56:04,181 INFO L87 Difference]: Start difference. First operand 720 states and 818 transitions. Second operand has 15 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 7 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) [2024-12-02 07:56:08,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:56:08,569 INFO L93 Difference]: Finished difference Result 1017 states and 1129 transitions. [2024-12-02 07:56:08,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 07:56:08,570 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 7 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) Word has length 211 [2024-12-02 07:56:08,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:56:08,573 INFO L225 Difference]: With dead ends: 1017 [2024-12-02 07:56:08,573 INFO L226 Difference]: Without dead ends: 717 [2024-12-02 07:56:08,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 57.0s TimeCoverageRelationStatistics Valid=85, Invalid=1319, Unknown=2, NotChecked=0, Total=1406 [2024-12-02 07:56:08,575 INFO L435 NwaCegarLoop]: 383 mSDtfsCounter, 4 mSDsluCounter, 4902 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 5285 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:56:08,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 5285 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-12-02 07:56:08,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2024-12-02 07:56:08,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 704. [2024-12-02 07:56:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 704 states, 457 states have (on average 1.1159737417943107) internal successors, (510), 483 states have internal predecessors, (510), 137 states have call successors, (137), 88 states have call predecessors, (137), 91 states have return successors, (140), 134 states have call predecessors, (140), 135 states have call successors, (140) [2024-12-02 07:56:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 787 transitions. [2024-12-02 07:56:08,632 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 787 transitions. Word has length 211 [2024-12-02 07:56:08,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:56:08,632 INFO L471 AbstractCegarLoop]: Abstraction has 704 states and 787 transitions. [2024-12-02 07:56:08,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.285714285714286) internal successors, (102), 14 states have internal predecessors, (102), 7 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) [2024-12-02 07:56:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 787 transitions. [2024-12-02 07:56:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 07:56:08,633 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:56:08,634 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:56:08,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 07:56:08,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:56:08,834 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:56:08,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:56:08,835 INFO L85 PathProgramCache]: Analyzing trace with hash -428234663, now seen corresponding path program 1 times [2024-12-02 07:56:08,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:56:08,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964143747] [2024-12-02 07:56:08,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:56:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:56:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:56:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2024-12-02 07:56:12,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:56:12,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964143747] [2024-12-02 07:56:12,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964143747] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:56:12,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:56:12,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:56:12,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095614271] [2024-12-02 07:56:12,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:56:12,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:56:12,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:56:12,600 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:56:12,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:56:12,600 INFO L87 Difference]: Start difference. First operand 704 states and 787 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, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:56:16,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:56:17,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:56:17,256 INFO L93 Difference]: Finished difference Result 741 states and 807 transitions. [2024-12-02 07:56:17,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:56:17,256 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, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 206 [2024-12-02 07:56:17,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:56:17,259 INFO L225 Difference]: With dead ends: 741 [2024-12-02 07:56:17,259 INFO L226 Difference]: Without dead ends: 739 [2024-12-02 07:56:17,260 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:56:17,260 INFO L435 NwaCegarLoop]: 408 mSDtfsCounter, 233 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:56:17,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 1188 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 07:56:17,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2024-12-02 07:56:17,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 702. [2024-12-02 07:56:17,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 456 states have (on average 1.111842105263158) internal successors, (507), 481 states have internal predecessors, (507), 137 states have call successors, (137), 88 states have call predecessors, (137), 91 states have return successors, (140), 134 states have call predecessors, (140), 135 states have call successors, (140) [2024-12-02 07:56:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 784 transitions. [2024-12-02 07:56:17,350 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 784 transitions. Word has length 206 [2024-12-02 07:56:17,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:56:17,351 INFO L471 AbstractCegarLoop]: Abstraction has 702 states and 784 transitions. [2024-12-02 07:56:17,351 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, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:56:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 784 transitions. [2024-12-02 07:56:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-12-02 07:56:17,353 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:56:17,353 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:56:17,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 07:56:17,353 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:56:17,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:56:17,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1481558229, now seen corresponding path program 1 times [2024-12-02 07:56:17,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:56:17,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458194835] [2024-12-02 07:56:17,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:56:17,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:56:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:56:21,275 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2024-12-02 07:56:21,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:56:21,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458194835] [2024-12-02 07:56:21,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458194835] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:56:21,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:56:21,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 07:56:21,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739413252] [2024-12-02 07:56:21,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:56:21,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 07:56:21,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:56:21,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 07:56:21,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 07:56:21,277 INFO L87 Difference]: Start difference. First operand 702 states and 784 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 2 states have call successors, (31), 1 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:56:21,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:56:21,972 INFO L93 Difference]: Finished difference Result 702 states and 784 transitions. [2024-12-02 07:56:21,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 07:56:21,973 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 2 states have call successors, (31), 1 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 209 [2024-12-02 07:56:21,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:56:21,975 INFO L225 Difference]: With dead ends: 702 [2024-12-02 07:56:21,975 INFO L226 Difference]: Without dead ends: 700 [2024-12-02 07:56:21,976 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-12-02 07:56:21,976 INFO L435 NwaCegarLoop]: 383 mSDtfsCounter, 342 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 1524 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:56:21,976 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 1524 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 07:56:21,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2024-12-02 07:56:22,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2024-12-02 07:56:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 455 states have (on average 1.1076923076923078) internal successors, (504), 479 states have internal predecessors, (504), 137 states have call successors, (137), 88 states have call predecessors, (137), 91 states have return successors, (140), 134 states have call predecessors, (140), 135 states have call successors, (140) [2024-12-02 07:56:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 781 transitions. [2024-12-02 07:56:22,056 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 781 transitions. Word has length 209 [2024-12-02 07:56:22,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:56:22,057 INFO L471 AbstractCegarLoop]: Abstraction has 700 states and 781 transitions. [2024-12-02 07:56:22,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 2 states have call successors, (31), 1 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:56:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 781 transitions. [2024-12-02 07:56:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-12-02 07:56:22,058 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:56:22,058 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:56:22,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 07:56:22,058 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:56:22,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:56:22,059 INFO L85 PathProgramCache]: Analyzing trace with hash -596780225, now seen corresponding path program 1 times [2024-12-02 07:56:22,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:56:22,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162800654] [2024-12-02 07:56:22,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:56:22,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:56:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:56:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-12-02 07:56:30,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:56:30,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162800654] [2024-12-02 07:56:30,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162800654] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:56:30,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481375655] [2024-12-02 07:56:30,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:56:30,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:56:30,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:56:30,983 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:56:30,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 07:56:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:56:36,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 3713 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-02 07:56:36,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:56:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-02 07:56:42,816 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:56:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-12-02 07:56:51,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481375655] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:56:51,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:56:51,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18, 15] total 32 [2024-12-02 07:56:51,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558745245] [2024-12-02 07:56:51,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:56:51,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-12-02 07:56:51,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:56:51,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-12-02 07:56:51,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=911, Unknown=0, NotChecked=0, Total=992 [2024-12-02 07:56:51,920 INFO L87 Difference]: Start difference. First operand 700 states and 781 transitions. Second operand has 32 states, 28 states have (on average 7.035714285714286) internal successors, (197), 30 states have internal predecessors, (197), 15 states have call successors, (73), 3 states have call predecessors, (73), 8 states have return successors, (74), 15 states have call predecessors, (74), 15 states have call successors, (74) [2024-12-02 07:56:55,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:57:00,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:57:11,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:57:11,522 INFO L93 Difference]: Finished difference Result 1161 states and 1266 transitions. [2024-12-02 07:57:11,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 07:57:11,524 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 28 states have (on average 7.035714285714286) internal successors, (197), 30 states have internal predecessors, (197), 15 states have call successors, (73), 3 states have call predecessors, (73), 8 states have return successors, (74), 15 states have call predecessors, (74), 15 states have call successors, (74) Word has length 219 [2024-12-02 07:57:11,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:57:11,529 INFO L225 Difference]: With dead ends: 1161 [2024-12-02 07:57:11,529 INFO L226 Difference]: Without dead ends: 698 [2024-12-02 07:57:11,530 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 421 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 11.8s TimeCoverageRelationStatistics Valid=121, Invalid=1361, Unknown=0, NotChecked=0, Total=1482 [2024-12-02 07:57:11,532 INFO L435 NwaCegarLoop]: 366 mSDtfsCounter, 311 mSDsluCounter, 7296 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 10 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 7662 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:57:11,532 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 7662 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 802 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2024-12-02 07:57:11,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2024-12-02 07:57:11,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 698. [2024-12-02 07:57:11,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 698 states, 454 states have (on average 1.0969162995594715) internal successors, (498), 477 states have internal predecessors, (498), 137 states have call successors, (137), 88 states have call predecessors, (137), 90 states have return successors, (139), 134 states have call predecessors, (139), 135 states have call successors, (139) [2024-12-02 07:57:11,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 774 transitions. [2024-12-02 07:57:11,618 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 774 transitions. Word has length 219 [2024-12-02 07:57:11,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:57:11,618 INFO L471 AbstractCegarLoop]: Abstraction has 698 states and 774 transitions. [2024-12-02 07:57:11,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 28 states have (on average 7.035714285714286) internal successors, (197), 30 states have internal predecessors, (197), 15 states have call successors, (73), 3 states have call predecessors, (73), 8 states have return successors, (74), 15 states have call predecessors, (74), 15 states have call successors, (74) [2024-12-02 07:57:11,619 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 774 transitions. [2024-12-02 07:57:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-12-02 07:57:11,620 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:57:11,621 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:57:11,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-02 07:57:11,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-12-02 07:57:11,821 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:57:11,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:57:11,822 INFO L85 PathProgramCache]: Analyzing trace with hash 90280837, now seen corresponding path program 1 times [2024-12-02 07:57:11,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:57:11,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521930597] [2024-12-02 07:57:11,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:57:11,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:57:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:57:18,278 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 45 proven. 12 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-12-02 07:57:18,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:57:18,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521930597] [2024-12-02 07:57:18,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521930597] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:57:18,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586606906] [2024-12-02 07:57:18,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:57:18,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:57:18,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:57:18,281 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:57:18,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 07:57:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:57:23,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 3689 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-02 07:57:23,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:57:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-12-02 07:57:27,902 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:57:27,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586606906] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:57:27,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:57:27,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [14] total 25 [2024-12-02 07:57:27,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875433898] [2024-12-02 07:57:27,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:57:27,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 07:57:27,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:57:27,904 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 07:57:27,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=550, Unknown=0, NotChecked=0, Total=600 [2024-12-02 07:57:27,905 INFO L87 Difference]: Start difference. First operand 698 states and 774 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 14 states have internal predecessors, (104), 7 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) [2024-12-02 07:57:32,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:57:32,384 INFO L93 Difference]: Finished difference Result 855 states and 931 transitions. [2024-12-02 07:57:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 07:57:32,385 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 14 states have internal predecessors, (104), 7 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) Word has length 214 [2024-12-02 07:57:32,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:57:32,387 INFO L225 Difference]: With dead ends: 855 [2024-12-02 07:57:32,387 INFO L226 Difference]: Without dead ends: 700 [2024-12-02 07:57:32,388 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=62, Invalid=694, Unknown=0, NotChecked=0, Total=756 [2024-12-02 07:57:32,388 INFO L435 NwaCegarLoop]: 377 mSDtfsCounter, 16 mSDsluCounter, 4812 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 5189 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:57:32,388 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 5189 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 07:57:32,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states. [2024-12-02 07:57:32,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 698. [2024-12-02 07:57:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 698 states, 454 states have (on average 1.0947136563876652) internal successors, (497), 477 states have internal predecessors, (497), 137 states have call successors, (137), 88 states have call predecessors, (137), 90 states have return successors, (139), 134 states have call predecessors, (139), 135 states have call successors, (139) [2024-12-02 07:57:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 773 transitions. [2024-12-02 07:57:32,450 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 773 transitions. Word has length 214 [2024-12-02 07:57:32,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:57:32,450 INFO L471 AbstractCegarLoop]: Abstraction has 698 states and 773 transitions. [2024-12-02 07:57:32,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 14 states have internal predecessors, (104), 7 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) [2024-12-02 07:57:32,450 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 773 transitions. [2024-12-02 07:57:32,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-12-02 07:57:32,451 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:57:32,451 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:57:32,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 07:57:32,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-12-02 07:57:32,652 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 07:57:32,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:57:32,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1370643743, now seen corresponding path program 1 times [2024-12-02 07:57:32,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:57:32,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747369950] [2024-12-02 07:57:32,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:57:32,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:57:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:57:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-02 07:57:44,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:57:44,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747369950] [2024-12-02 07:57:44,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747369950] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:57:44,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398126726] [2024-12-02 07:57:44,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:57:44,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:57:44,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:57:44,630 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:57:44,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 07:57:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:57:50,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 3751 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-12-02 07:57:50,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:58:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 203 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-02 07:58:09,418 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:58:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-12-02 07:58:23,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398126726] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:58:23,450 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:58:23,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26, 15] total 55 [2024-12-02 07:58:23,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357878252] [2024-12-02 07:58:23,450 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:58:23,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-12-02 07:58:23,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:58:23,453 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-12-02 07:58:23,453 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=2777, Unknown=0, NotChecked=0, Total=2970 [2024-12-02 07:58:23,453 INFO L87 Difference]: Start difference. First operand 698 states and 773 transitions. Second operand has 55 states, 49 states have (on average 4.979591836734694) internal successors, (244), 46 states have internal predecessors, (244), 21 states have call successors, (81), 5 states have call predecessors, (81), 16 states have return successors, (85), 26 states have call predecessors, (85), 21 states have call successors, (85) [2024-12-02 07:58:27,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:58:31,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:58:36,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:58:40,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:58:44,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:58:49,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:01:23,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:01:23,442 INFO L93 Difference]: Finished difference Result 1424 states and 1554 transitions. [2024-12-02 08:01:23,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-12-02 08:01:23,443 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 49 states have (on average 4.979591836734694) internal successors, (244), 46 states have internal predecessors, (244), 21 states have call successors, (81), 5 states have call predecessors, (81), 16 states have return successors, (85), 26 states have call predecessors, (85), 21 states have call successors, (85) Word has length 231 [2024-12-02 08:01:23,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:01:23,450 INFO L225 Difference]: With dead ends: 1424 [2024-12-02 08:01:23,450 INFO L226 Difference]: Without dead ends: 997 [2024-12-02 08:01:23,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 430 SyntacticMatches, 1 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1789 ImplicationChecksByTransitivity, 43.7s TimeCoverageRelationStatistics Valid=581, Invalid=7429, Unknown=0, NotChecked=0, Total=8010 [2024-12-02 08:01:23,453 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 1023 mSDsluCounter, 4349 mSDsCounter, 0 mSdLazyCounter, 12454 mSolverCounterSat, 405 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 157.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1123 SdHoareTripleChecker+Valid, 4531 SdHoareTripleChecker+Invalid, 12865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 405 IncrementalHoareTripleChecker+Valid, 12454 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 162.2s IncrementalHoareTripleChecker+Time [2024-12-02 08:01:23,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1123 Valid, 4531 Invalid, 12865 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [405 Valid, 12454 Invalid, 6 Unknown, 0 Unchecked, 162.2s Time] [2024-12-02 08:01:23,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 997 states. [2024-12-02 08:01:23,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 997 to 702. [2024-12-02 08:01:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 456 states have (on average 1.0899122807017543) internal successors, (497), 481 states have internal predecessors, (497), 137 states have call successors, (137), 88 states have call predecessors, (137), 92 states have return successors, (141), 134 states have call predecessors, (141), 135 states have call successors, (141) [2024-12-02 08:01:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 775 transitions. [2024-12-02 08:01:23,584 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 775 transitions. Word has length 231 [2024-12-02 08:01:23,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:01:23,584 INFO L471 AbstractCegarLoop]: Abstraction has 702 states and 775 transitions. [2024-12-02 08:01:23,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 49 states have (on average 4.979591836734694) internal successors, (244), 46 states have internal predecessors, (244), 21 states have call successors, (81), 5 states have call predecessors, (81), 16 states have return successors, (85), 26 states have call predecessors, (85), 21 states have call successors, (85) [2024-12-02 08:01:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 775 transitions. [2024-12-02 08:01:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-12-02 08:01:23,586 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:01:23,587 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 08:01:23,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 08:01:23,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:01:23,787 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2024-12-02 08:01:23,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:01:23,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1632199540, now seen corresponding path program 1 times [2024-12-02 08:01:23,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:01:23,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308615740] [2024-12-02 08:01:23,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:01:23,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:01:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:01:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2024-12-02 08:01:37,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:01:37,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308615740] [2024-12-02 08:01:37,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308615740] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:01:37,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572834462] [2024-12-02 08:01:37,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:01:37,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:01:37,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:01:37,883 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:01:37,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25795072-021b-4587-aa09-5320acf722e7/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 08:01:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:01:43,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 3759 conjuncts, 125 conjuncts are in the unsatisfiable core [2024-12-02 08:01:43,464 INFO L279 TraceCheckSpWp]: Computing forward predicates...