./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--video--fbdev--udlfb.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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/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 81dbe8069ce4dfce1c2f5ecd6b7071863ebf3cc1894dcf2fe187946b9d9f58fb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:19:39,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:19:39,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 11:19:39,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:19:39,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:19:39,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:19:39,124 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:19:39,124 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:19:39,125 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:19:39,125 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:19:39,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:19:39,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:19:39,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:19:39,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:19:39,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:19:39,127 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:19:39,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:19:39,127 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:19:39,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:19:39,127 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:19:39,127 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:19:39,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:19:39,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:19:39,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:19:39,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:19:39,129 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:19:39,129 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:19:39,129 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:19:39,129 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:19:39,129 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/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 -> 81dbe8069ce4dfce1c2f5ecd6b7071863ebf3cc1894dcf2fe187946b9d9f58fb [2024-12-02 11:19:39,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:19:39,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:19:39,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:19:39,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:19:39,356 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:19:39,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2024-12-02 11:19:42,036 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/data/392c71c8b/6f50dff8773849c499e95bf0266e841b/FLAG9b020f6a8 [2024-12-02 11:19:42,536 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:19:42,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2024-12-02 11:19:42,581 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/data/392c71c8b/6f50dff8773849c499e95bf0266e841b/FLAG9b020f6a8 [2024-12-02 11:19:42,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/data/392c71c8b/6f50dff8773849c499e95bf0266e841b [2024-12-02 11:19:42,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:19:42,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:19:42,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:19:42,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:19:42,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:19:42,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:19:42" (1/1) ... [2024-12-02 11:19:42,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2bb547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:42, skipping insertion in model container [2024-12-02 11:19:42,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:19:42" (1/1) ... [2024-12-02 11:19:42,690 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:19:45,534 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375016,375029] [2024-12-02 11:19:45,537 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375161,375174] [2024-12-02 11:19:45,537 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375307,375320] [2024-12-02 11:19:45,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375472,375485] [2024-12-02 11:19:45,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375630,375643] [2024-12-02 11:19:45,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375788,375801] [2024-12-02 11:19:45,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375946,375959] [2024-12-02 11:19:45,539 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376106,376119] [2024-12-02 11:19:45,539 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376265,376278] [2024-12-02 11:19:45,539 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376404,376417] [2024-12-02 11:19:45,540 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376546,376559] [2024-12-02 11:19:45,540 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376695,376708] [2024-12-02 11:19:45,540 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376834,376847] [2024-12-02 11:19:45,540 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376989,377002] [2024-12-02 11:19:45,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377149,377162] [2024-12-02 11:19:45,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377300,377313] [2024-12-02 11:19:45,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377451,377464] [2024-12-02 11:19:45,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377603,377616] [2024-12-02 11:19:45,542 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377752,377765] [2024-12-02 11:19:45,542 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377900,377913] [2024-12-02 11:19:45,542 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378057,378070] [2024-12-02 11:19:45,542 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378206,378219] [2024-12-02 11:19:45,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378362,378375] [2024-12-02 11:19:45,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378515,378528] [2024-12-02 11:19:45,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378661,378674] [2024-12-02 11:19:45,543 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378804,378817] [2024-12-02 11:19:45,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378956,378969] [2024-12-02 11:19:45,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379102,379115] [2024-12-02 11:19:45,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379247,379260] [2024-12-02 11:19:45,544 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379401,379414] [2024-12-02 11:19:45,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379552,379565] [2024-12-02 11:19:45,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379707,379720] [2024-12-02 11:19:45,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379859,379872] [2024-12-02 11:19:45,545 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380014,380027] [2024-12-02 11:19:45,546 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380178,380191] [2024-12-02 11:19:45,546 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380334,380347] [2024-12-02 11:19:45,546 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380498,380511] [2024-12-02 11:19:45,546 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380640,380653] [2024-12-02 11:19:45,547 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380798,380811] [2024-12-02 11:19:45,547 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380965,380978] [2024-12-02 11:19:45,547 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381124,381137] [2024-12-02 11:19:45,548 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381283,381296] [2024-12-02 11:19:45,548 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381432,381445] [2024-12-02 11:19:45,548 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381579,381592] [2024-12-02 11:19:45,548 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381718,381731] [2024-12-02 11:19:45,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381881,381894] [2024-12-02 11:19:45,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382047,382060] [2024-12-02 11:19:45,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382211,382224] [2024-12-02 11:19:45,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382376,382389] [2024-12-02 11:19:45,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382541,382554] [2024-12-02 11:19:45,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382707,382720] [2024-12-02 11:19:45,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382872,382885] [2024-12-02 11:19:45,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383039,383052] [2024-12-02 11:19:45,551 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383199,383212] [2024-12-02 11:19:45,551 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383361,383374] [2024-12-02 11:19:45,551 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383520,383533] [2024-12-02 11:19:45,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383666,383679] [2024-12-02 11:19:45,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383809,383822] [2024-12-02 11:19:45,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383953,383966] [2024-12-02 11:19:45,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384096,384109] [2024-12-02 11:19:45,553 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384240,384253] [2024-12-02 11:19:45,553 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384381,384394] [2024-12-02 11:19:45,553 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384519,384532] [2024-12-02 11:19:45,553 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384677,384690] [2024-12-02 11:19:45,554 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384836,384849] [2024-12-02 11:19:45,554 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384992,385005] [2024-12-02 11:19:45,554 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385141,385154] [2024-12-02 11:19:45,554 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385293,385306] [2024-12-02 11:19:45,555 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385444,385457] [2024-12-02 11:19:45,555 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385593,385606] [2024-12-02 11:19:45,555 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385745,385758] [2024-12-02 11:19:45,555 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385893,385906] [2024-12-02 11:19:45,556 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386046,386059] [2024-12-02 11:19:45,556 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386197,386210] [2024-12-02 11:19:45,556 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386347,386360] [2024-12-02 11:19:45,556 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386494,386507] [2024-12-02 11:19:45,557 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386645,386658] [2024-12-02 11:19:45,557 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386796,386809] [2024-12-02 11:19:45,557 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386944,386957] [2024-12-02 11:19:45,557 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387110,387123] [2024-12-02 11:19:45,558 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387279,387292] [2024-12-02 11:19:45,558 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387446,387459] [2024-12-02 11:19:45,558 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387614,387627] [2024-12-02 11:19:45,558 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387764,387777] [2024-12-02 11:19:45,559 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387911,387924] [2024-12-02 11:19:45,559 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388072,388085] [2024-12-02 11:19:45,559 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388242,388255] [2024-12-02 11:19:45,559 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388404,388417] [2024-12-02 11:19:45,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:19:45,592 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:19:45,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [4865-4866] [2024-12-02 11:19:45,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [4871-4874] [2024-12-02 11:19:45,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\tprefetcht0 (%1)\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word ( 1*32+31)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\tprefetchw (%1)\n6641:\n\t.popsection": : "i" (0), "r" (x)); [4882-4883] [2024-12-02 11:19:45,709 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)front) [5622] [2024-12-02 11:19:45,709 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)back) [5623] [2024-12-02 11:19:45,789 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/video/fbdev/udlfb.c"), "i" (1932), "i" (12UL)); [7660-7661] [2024-12-02 11:19:45,789 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/video/fbdev/udlfb.c"), "i" (1950), "i" (12UL)); [7689-7690] [2024-12-02 11:19:45,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375016,375029] [2024-12-02 11:19:45,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375161,375174] [2024-12-02 11:19:45,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375307,375320] [2024-12-02 11:19:45,880 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375472,375485] [2024-12-02 11:19:45,880 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375630,375643] [2024-12-02 11:19:45,880 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375788,375801] [2024-12-02 11:19:45,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375946,375959] [2024-12-02 11:19:45,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376106,376119] [2024-12-02 11:19:45,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376265,376278] [2024-12-02 11:19:45,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376404,376417] [2024-12-02 11:19:45,882 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376546,376559] [2024-12-02 11:19:45,882 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376695,376708] [2024-12-02 11:19:45,882 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376834,376847] [2024-12-02 11:19:45,882 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376989,377002] [2024-12-02 11:19:45,883 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377149,377162] [2024-12-02 11:19:45,883 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377300,377313] [2024-12-02 11:19:45,883 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377451,377464] [2024-12-02 11:19:45,883 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377603,377616] [2024-12-02 11:19:45,884 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377752,377765] [2024-12-02 11:19:45,884 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377900,377913] [2024-12-02 11:19:45,884 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378057,378070] [2024-12-02 11:19:45,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378206,378219] [2024-12-02 11:19:45,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378362,378375] [2024-12-02 11:19:45,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378515,378528] [2024-12-02 11:19:45,885 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378661,378674] [2024-12-02 11:19:45,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378804,378817] [2024-12-02 11:19:45,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378956,378969] [2024-12-02 11:19:45,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379102,379115] [2024-12-02 11:19:45,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379247,379260] [2024-12-02 11:19:45,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379401,379414] [2024-12-02 11:19:45,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379552,379565] [2024-12-02 11:19:45,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379707,379720] [2024-12-02 11:19:45,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379859,379872] [2024-12-02 11:19:45,887 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380014,380027] [2024-12-02 11:19:45,888 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380178,380191] [2024-12-02 11:19:45,888 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380334,380347] [2024-12-02 11:19:45,888 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380498,380511] [2024-12-02 11:19:45,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380640,380653] [2024-12-02 11:19:45,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380798,380811] [2024-12-02 11:19:45,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380965,380978] [2024-12-02 11:19:45,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381124,381137] [2024-12-02 11:19:45,889 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381283,381296] [2024-12-02 11:19:45,890 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381432,381445] [2024-12-02 11:19:45,890 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381579,381592] [2024-12-02 11:19:45,890 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381718,381731] [2024-12-02 11:19:45,890 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381881,381894] [2024-12-02 11:19:45,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382047,382060] [2024-12-02 11:19:45,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382211,382224] [2024-12-02 11:19:45,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382376,382389] [2024-12-02 11:19:45,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382541,382554] [2024-12-02 11:19:45,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382707,382720] [2024-12-02 11:19:45,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382872,382885] [2024-12-02 11:19:45,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383039,383052] [2024-12-02 11:19:45,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383199,383212] [2024-12-02 11:19:45,893 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383361,383374] [2024-12-02 11:19:45,893 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383520,383533] [2024-12-02 11:19:45,893 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383666,383679] [2024-12-02 11:19:45,893 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383809,383822] [2024-12-02 11:19:45,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383953,383966] [2024-12-02 11:19:45,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384096,384109] [2024-12-02 11:19:45,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384240,384253] [2024-12-02 11:19:45,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384381,384394] [2024-12-02 11:19:45,894 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384519,384532] [2024-12-02 11:19:45,895 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384677,384690] [2024-12-02 11:19:45,895 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384836,384849] [2024-12-02 11:19:45,895 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384992,385005] [2024-12-02 11:19:45,895 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385141,385154] [2024-12-02 11:19:45,895 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385293,385306] [2024-12-02 11:19:45,896 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385444,385457] [2024-12-02 11:19:45,896 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385593,385606] [2024-12-02 11:19:45,896 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385745,385758] [2024-12-02 11:19:45,896 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385893,385906] [2024-12-02 11:19:45,897 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386046,386059] [2024-12-02 11:19:45,897 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386197,386210] [2024-12-02 11:19:45,897 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386347,386360] [2024-12-02 11:19:45,897 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386494,386507] [2024-12-02 11:19:45,898 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386645,386658] [2024-12-02 11:19:45,898 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386796,386809] [2024-12-02 11:19:45,898 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386944,386957] [2024-12-02 11:19:45,898 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387110,387123] [2024-12-02 11:19:45,899 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387279,387292] [2024-12-02 11:19:45,899 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387446,387459] [2024-12-02 11:19:45,899 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387614,387627] [2024-12-02 11:19:45,899 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387764,387777] [2024-12-02 11:19:45,900 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387911,387924] [2024-12-02 11:19:45,900 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388072,388085] [2024-12-02 11:19:45,900 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388242,388255] [2024-12-02 11:19:45,900 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_5ac78986-9fcc-4651-ade6-cafa9cac75cb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388404,388417] [2024-12-02 11:19:45,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:19:46,139 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:19:46,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46 WrapperNode [2024-12-02 11:19:46,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:19:46,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:19:46,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:19:46,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:19:46,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:46,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:46,343 INFO L138 Inliner]: procedures = 634, calls = 2135, calls flagged for inlining = 298, calls inlined = 222, statements flattened = 5217 [2024-12-02 11:19:46,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:19:46,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:19:46,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:19:46,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:19:46,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:46,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:46,373 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,394 INFO L175 MemorySlicer]: Split 817 memory accesses to 30 slices as follows [2, 19, 2, 542, 2, 8, 6, 6, 5, 2, 28, 6, 1, 2, 4, 12, 4, 4, 5, 4, 6, 6, 17, 6, 9, 9, 22, 72, 5, 1]. 66 percent of accesses are in the largest equivalence class. The 46 initializations are split as follows [0, 0, 0, 37, 0, 0, 0, 6, 0, 0, 0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 409 writes are split as follows [1, 19, 1, 246, 1, 3, 3, 0, 3, 1, 13, 3, 0, 0, 0, 4, 2, 0, 0, 0, 2, 3, 17, 3, 3, 2, 5, 72, 2, 0]. [2024-12-02 11:19:47,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,512 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:19:47,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:19:47,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:19:47,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:19:47,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (1/1) ... [2024-12-02 11:19:47,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:19:47,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:19:47,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:19:47,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:19:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-12-02 11:19:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-12-02 11:19:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2024-12-02 11:19:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2024-12-02 11:19:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2024-12-02 11:19:47,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2024-12-02 11:19:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_23 [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_23 [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_fb_info [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_fb_info [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_reset_store [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_reset_store [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_urb_list [2024-12-02 11:19:47,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_urb_list [2024-12-02 11:19:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2024-12-02 11:19:47,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 11:19:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 11:19:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-12-02 11:19:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2024-12-02 11:19:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-12-02 11:19:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 11:19:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 11:19:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2024-12-02 11:19:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 11:19:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-12-02 11:19:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-12-02 11:19:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 11:19:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2024-12-02 11:19:47,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-12-02 11:19:47,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2024-12-02 11:19:47,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 11:19:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 11:19:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 11:19:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 11:19:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 11:19:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 11:19:47,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 11:19:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2024-12-02 11:19:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2024-12-02 11:19:47,682 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-12-02 11:19:47,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 11:19:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 11:19:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 11:19:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 11:19:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-12-02 11:19:47,686 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-12-02 11:19:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_fb_ops_dummy_resourceless_instance_5 [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_fb_ops_dummy_resourceless_instance_5 [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-12-02 11:19:47,687 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-12-02 11:19:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:19:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-12-02 11:19:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2024-12-02 11:19:47,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 11:19:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 11:19:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 11:19:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 11:19:47,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-12-02 11:19:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 11:19:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-12-02 11:19:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 11:19:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-12-02 11:19:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2024-12-02 11:19:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2024-12-02 11:19:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_framebuffer_103 [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_framebuffer_103 [2024-12-02 11:19:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2024-12-02 11:19:47,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-12-02 11:19:47,694 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 11:19:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2024-12-02 11:19:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-12-02 11:19:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 11:19:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-12-02 11:19:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-12-02 11:19:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 11:19:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 11:19:47,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-12-02 11:19:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2024-12-02 11:19:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 11:19:47,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure edid_show [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_show [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2024-12-02 11:19:47,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-12-02 11:19:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-12-02 11:19:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-12-02 11:19:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2024-12-02 11:19:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_framebuffer [2024-12-02 11:19:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_framebuffer [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2024-12-02 11:19:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 11:19:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 11:19:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure edid_store [2024-12-02 11:19:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_store [2024-12-02 11:19:48,804 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:19:48,807 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:20:05,022 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 11:20:13,141 INFO L? ?]: Removed 3199 outVars from TransFormulas that were not future-live. [2024-12-02 11:20:13,141 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:20:13,181 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:20:13,181 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-02 11:20:13,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:20:13 BoogieIcfgContainer [2024-12-02 11:20:13,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:20:13,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:20:13,185 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:20:13,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:20:13,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:19:42" (1/3) ... [2024-12-02 11:20:13,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56256d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:20:13, skipping insertion in model container [2024-12-02 11:20:13,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:46" (2/3) ... [2024-12-02 11:20:13,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56256d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:20:13, skipping insertion in model container [2024-12-02 11:20:13,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:20:13" (3/3) ... [2024-12-02 11:20:13,193 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2024-12-02 11:20:13,210 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:20:13,213 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i that has 176 procedures, 2143 locations, 1 initial locations, 94 loop locations, and 33 error locations. [2024-12-02 11:20:13,314 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:20:13,327 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;@6bf13681, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:20:13,328 INFO L334 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-12-02 11:20:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand has 1881 states, 1261 states have (on average 1.275971451229183) internal successors, (1609), 1338 states have internal predecessors, (1609), 470 states have call successors, (470), 117 states have call predecessors, (470), 116 states have return successors, (462), 448 states have call predecessors, (462), 462 states have call successors, (462) [2024-12-02 11:20:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-02 11:20:13,348 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:13,348 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:13,349 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:13,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:13,353 INFO L85 PathProgramCache]: Analyzing trace with hash 2135085133, now seen corresponding path program 1 times [2024-12-02 11:20:13,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:13,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506065301] [2024-12-02 11:20:13,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:13,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:17,177 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:17,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:17,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506065301] [2024-12-02 11:20:17,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506065301] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:17,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:17,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:17,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998452537] [2024-12-02 11:20:17,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:17,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:17,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:17,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:17,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:17,208 INFO L87 Difference]: Start difference. First operand has 1881 states, 1261 states have (on average 1.275971451229183) internal successors, (1609), 1338 states have internal predecessors, (1609), 470 states have call successors, (470), 117 states have call predecessors, (470), 116 states have return successors, (462), 448 states have call predecessors, (462), 462 states have call successors, (462) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-12-02 11:20:17,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:17,555 INFO L93 Difference]: Finished difference Result 3712 states and 5139 transitions. [2024-12-02 11:20:17,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:17,558 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2024-12-02 11:20:17,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:17,583 INFO L225 Difference]: With dead ends: 3712 [2024-12-02 11:20:17,583 INFO L226 Difference]: Without dead ends: 1860 [2024-12-02 11:20:17,597 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 11:20:17,600 INFO L435 NwaCegarLoop]: 2496 mSDtfsCounter, 2466 mSDsluCounter, 2495 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2466 SdHoareTripleChecker+Valid, 4991 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 11:20:17,601 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2466 Valid, 4991 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:17,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1860 states. [2024-12-02 11:20:17,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1860 to 1860. [2024-12-02 11:20:17,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1860 states, 1251 states have (on average 1.2406075139888089) internal successors, (1552), 1320 states have internal predecessors, (1552), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:17,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1860 states and 2474 transitions. [2024-12-02 11:20:17,768 INFO L78 Accepts]: Start accepts. Automaton has 1860 states and 2474 transitions. Word has length 71 [2024-12-02 11:20:17,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:17,770 INFO L471 AbstractCegarLoop]: Abstraction has 1860 states and 2474 transitions. [2024-12-02 11:20:17,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-12-02 11:20:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2474 transitions. [2024-12-02 11:20:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-02 11:20:17,773 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:17,774 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:17,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 11:20:17,774 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:17,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:17,775 INFO L85 PathProgramCache]: Analyzing trace with hash 774295490, now seen corresponding path program 1 times [2024-12-02 11:20:17,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:17,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204504074] [2024-12-02 11:20:17,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:17,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:21,103 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:21,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:21,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204504074] [2024-12-02 11:20:21,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204504074] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:21,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:21,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:21,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245181339] [2024-12-02 11:20:21,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:21,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:21,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:21,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:21,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:21,110 INFO L87 Difference]: Start difference. First operand 1860 states and 2474 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 11:20:21,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:21,393 INFO L93 Difference]: Finished difference Result 1860 states and 2474 transitions. [2024-12-02 11:20:21,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:21,394 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2024-12-02 11:20:21,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:21,410 INFO L225 Difference]: With dead ends: 1860 [2024-12-02 11:20:21,410 INFO L226 Difference]: Without dead ends: 1858 [2024-12-02 11:20:21,411 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 11:20:21,413 INFO L435 NwaCegarLoop]: 2470 mSDtfsCounter, 2439 mSDsluCounter, 2469 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2439 SdHoareTripleChecker+Valid, 4939 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 11:20:21,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2439 Valid, 4939 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:21,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2024-12-02 11:20:21,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1858. [2024-12-02 11:20:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1858 states, 1250 states have (on average 1.24) internal successors, (1550), 1318 states have internal predecessors, (1550), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2472 transitions. [2024-12-02 11:20:21,562 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2472 transitions. Word has length 77 [2024-12-02 11:20:21,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:21,563 INFO L471 AbstractCegarLoop]: Abstraction has 1858 states and 2472 transitions. [2024-12-02 11:20:21,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 11:20:21,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2472 transitions. [2024-12-02 11:20:21,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 11:20:21,566 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:21,566 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:21,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 11:20:21,567 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:21,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:21,567 INFO L85 PathProgramCache]: Analyzing trace with hash -529705483, now seen corresponding path program 1 times [2024-12-02 11:20:21,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:21,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183245864] [2024-12-02 11:20:21,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:21,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:24,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:24,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183245864] [2024-12-02 11:20:24,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183245864] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:24,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:24,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:24,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984291982] [2024-12-02 11:20:24,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:24,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:24,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:24,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:24,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:24,751 INFO L87 Difference]: Start difference. First operand 1858 states and 2472 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 11:20:25,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:25,000 INFO L93 Difference]: Finished difference Result 1858 states and 2472 transitions. [2024-12-02 11:20:25,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:25,001 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 83 [2024-12-02 11:20:25,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:25,014 INFO L225 Difference]: With dead ends: 1858 [2024-12-02 11:20:25,014 INFO L226 Difference]: Without dead ends: 1856 [2024-12-02 11:20:25,016 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 11:20:25,016 INFO L435 NwaCegarLoop]: 2468 mSDtfsCounter, 2436 mSDsluCounter, 2467 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2436 SdHoareTripleChecker+Valid, 4935 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 11:20:25,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2436 Valid, 4935 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:25,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1856 states. [2024-12-02 11:20:25,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1856 to 1856. [2024-12-02 11:20:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1249 states have (on average 1.2393915132105684) internal successors, (1548), 1316 states have internal predecessors, (1548), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:25,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2470 transitions. [2024-12-02 11:20:25,154 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2470 transitions. Word has length 83 [2024-12-02 11:20:25,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:25,155 INFO L471 AbstractCegarLoop]: Abstraction has 1856 states and 2470 transitions. [2024-12-02 11:20:25,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 11:20:25,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2470 transitions. [2024-12-02 11:20:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-02 11:20:25,157 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:25,157 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:25,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 11:20:25,157 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:25,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:25,158 INFO L85 PathProgramCache]: Analyzing trace with hash 424536932, now seen corresponding path program 1 times [2024-12-02 11:20:25,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:25,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258834656] [2024-12-02 11:20:25,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:25,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:28,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:28,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258834656] [2024-12-02 11:20:28,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258834656] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:28,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:28,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:28,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492415747] [2024-12-02 11:20:28,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:28,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:28,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:28,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:28,090 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:28,090 INFO L87 Difference]: Start difference. First operand 1856 states and 2470 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 11:20:28,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:28,241 INFO L93 Difference]: Finished difference Result 1856 states and 2470 transitions. [2024-12-02 11:20:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:28,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 89 [2024-12-02 11:20:28,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:28,250 INFO L225 Difference]: With dead ends: 1856 [2024-12-02 11:20:28,251 INFO L226 Difference]: Without dead ends: 1854 [2024-12-02 11:20:28,251 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 11:20:28,252 INFO L435 NwaCegarLoop]: 2466 mSDtfsCounter, 2433 mSDsluCounter, 2465 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2433 SdHoareTripleChecker+Valid, 4931 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 11:20:28,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2433 Valid, 4931 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:28,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2024-12-02 11:20:28,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1854. [2024-12-02 11:20:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1854 states, 1248 states have (on average 1.2387820512820513) internal successors, (1546), 1314 states have internal predecessors, (1546), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2468 transitions. [2024-12-02 11:20:28,332 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2468 transitions. Word has length 89 [2024-12-02 11:20:28,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:28,332 INFO L471 AbstractCegarLoop]: Abstraction has 1854 states and 2468 transitions. [2024-12-02 11:20:28,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 11:20:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2468 transitions. [2024-12-02 11:20:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-02 11:20:28,333 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:28,334 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:28,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 11:20:28,334 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:28,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:28,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1708228697, now seen corresponding path program 1 times [2024-12-02 11:20:28,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:28,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041542301] [2024-12-02 11:20:28,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:30,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:30,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041542301] [2024-12-02 11:20:30,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041542301] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:30,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:30,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:30,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45923823] [2024-12-02 11:20:30,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:30,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:30,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:30,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:30,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:30,893 INFO L87 Difference]: Start difference. First operand 1854 states and 2468 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 11:20:31,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:31,144 INFO L93 Difference]: Finished difference Result 1854 states and 2468 transitions. [2024-12-02 11:20:31,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:31,145 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 95 [2024-12-02 11:20:31,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:31,159 INFO L225 Difference]: With dead ends: 1854 [2024-12-02 11:20:31,159 INFO L226 Difference]: Without dead ends: 1852 [2024-12-02 11:20:31,161 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 11:20:31,161 INFO L435 NwaCegarLoop]: 2464 mSDtfsCounter, 2430 mSDsluCounter, 2463 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2430 SdHoareTripleChecker+Valid, 4927 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 11:20:31,162 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2430 Valid, 4927 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:31,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2024-12-02 11:20:31,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1852. [2024-12-02 11:20:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1852 states, 1247 states have (on average 1.2381716118684845) internal successors, (1544), 1312 states have internal predecessors, (1544), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:31,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2466 transitions. [2024-12-02 11:20:31,300 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2466 transitions. Word has length 95 [2024-12-02 11:20:31,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:31,301 INFO L471 AbstractCegarLoop]: Abstraction has 1852 states and 2466 transitions. [2024-12-02 11:20:31,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 11:20:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2466 transitions. [2024-12-02 11:20:31,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-02 11:20:31,303 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:31,304 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:31,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 11:20:31,304 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:31,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:31,304 INFO L85 PathProgramCache]: Analyzing trace with hash 553260285, now seen corresponding path program 1 times [2024-12-02 11:20:31,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:31,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910913183] [2024-12-02 11:20:31,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:31,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:34,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:34,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910913183] [2024-12-02 11:20:34,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910913183] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:34,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:34,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:34,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634987658] [2024-12-02 11:20:34,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:34,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:34,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:34,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:34,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:34,065 INFO L87 Difference]: Start difference. First operand 1852 states and 2466 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 11:20:34,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:34,292 INFO L93 Difference]: Finished difference Result 1852 states and 2466 transitions. [2024-12-02 11:20:34,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:34,293 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 101 [2024-12-02 11:20:34,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:34,301 INFO L225 Difference]: With dead ends: 1852 [2024-12-02 11:20:34,301 INFO L226 Difference]: Without dead ends: 1850 [2024-12-02 11:20:34,302 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 11:20:34,303 INFO L435 NwaCegarLoop]: 2462 mSDtfsCounter, 2427 mSDsluCounter, 2461 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2427 SdHoareTripleChecker+Valid, 4923 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 11:20:34,303 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2427 Valid, 4923 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:34,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2024-12-02 11:20:34,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1850. [2024-12-02 11:20:34,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1850 states, 1246 states have (on average 1.2375601926163724) internal successors, (1542), 1310 states have internal predecessors, (1542), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:34,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 2464 transitions. [2024-12-02 11:20:34,391 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 2464 transitions. Word has length 101 [2024-12-02 11:20:34,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:34,391 INFO L471 AbstractCegarLoop]: Abstraction has 1850 states and 2464 transitions. [2024-12-02 11:20:34,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 11:20:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2464 transitions. [2024-12-02 11:20:34,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 11:20:34,393 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:34,394 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:34,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 11:20:34,394 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:34,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:34,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1314095748, now seen corresponding path program 1 times [2024-12-02 11:20:34,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:34,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70584004] [2024-12-02 11:20:34,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:34,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:36,802 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:36,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:36,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70584004] [2024-12-02 11:20:36,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70584004] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:36,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:36,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:36,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002492175] [2024-12-02 11:20:36,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:36,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:36,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:36,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:36,804 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:36,805 INFO L87 Difference]: Start difference. First operand 1850 states and 2464 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 11:20:36,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:36,972 INFO L93 Difference]: Finished difference Result 1850 states and 2464 transitions. [2024-12-02 11:20:36,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:36,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 107 [2024-12-02 11:20:36,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:36,980 INFO L225 Difference]: With dead ends: 1850 [2024-12-02 11:20:36,980 INFO L226 Difference]: Without dead ends: 1848 [2024-12-02 11:20:36,981 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 11:20:36,982 INFO L435 NwaCegarLoop]: 2460 mSDtfsCounter, 2424 mSDsluCounter, 2459 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2424 SdHoareTripleChecker+Valid, 4919 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 11:20:36,982 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2424 Valid, 4919 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:36,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2024-12-02 11:20:37,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1848. [2024-12-02 11:20:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1848 states, 1245 states have (on average 1.2369477911646587) internal successors, (1540), 1308 states have internal predecessors, (1540), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1848 states and 2462 transitions. [2024-12-02 11:20:37,065 INFO L78 Accepts]: Start accepts. Automaton has 1848 states and 2462 transitions. Word has length 107 [2024-12-02 11:20:37,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:37,066 INFO L471 AbstractCegarLoop]: Abstraction has 1848 states and 2462 transitions. [2024-12-02 11:20:37,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 11:20:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2462 transitions. [2024-12-02 11:20:37,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 11:20:37,067 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:37,068 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:37,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 11:20:37,068 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:37,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:37,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1333494652, now seen corresponding path program 1 times [2024-12-02 11:20:37,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:37,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554364108] [2024-12-02 11:20:37,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:37,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:39,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:39,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554364108] [2024-12-02 11:20:39,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554364108] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:39,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:39,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:39,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871430468] [2024-12-02 11:20:39,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:39,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:39,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:39,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:39,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:39,557 INFO L87 Difference]: Start difference. First operand 1848 states and 2462 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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 11:20:39,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:39,767 INFO L93 Difference]: Finished difference Result 1848 states and 2462 transitions. [2024-12-02 11:20:39,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:39,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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 113 [2024-12-02 11:20:39,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:39,776 INFO L225 Difference]: With dead ends: 1848 [2024-12-02 11:20:39,776 INFO L226 Difference]: Without dead ends: 1846 [2024-12-02 11:20:39,777 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 11:20:39,778 INFO L435 NwaCegarLoop]: 2458 mSDtfsCounter, 2421 mSDsluCounter, 2457 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2421 SdHoareTripleChecker+Valid, 4915 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 11:20:39,778 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2421 Valid, 4915 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:39,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2024-12-02 11:20:39,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1846. [2024-12-02 11:20:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1244 states have (on average 1.2363344051446945) internal successors, (1538), 1306 states have internal predecessors, (1538), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2460 transitions. [2024-12-02 11:20:39,872 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2460 transitions. Word has length 113 [2024-12-02 11:20:39,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:39,872 INFO L471 AbstractCegarLoop]: Abstraction has 1846 states and 2460 transitions. [2024-12-02 11:20:39,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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 11:20:39,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2460 transitions. [2024-12-02 11:20:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 11:20:39,874 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:39,874 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:39,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 11:20:39,875 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:39,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:39,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1588344191, now seen corresponding path program 1 times [2024-12-02 11:20:39,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:39,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136714675] [2024-12-02 11:20:39,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:39,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:42,293 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:42,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:42,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136714675] [2024-12-02 11:20:42,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136714675] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:42,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:42,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:42,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262998620] [2024-12-02 11:20:42,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:42,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:42,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:42,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:42,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:42,296 INFO L87 Difference]: Start difference. First operand 1846 states and 2460 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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 11:20:42,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:42,539 INFO L93 Difference]: Finished difference Result 1846 states and 2460 transitions. [2024-12-02 11:20:42,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:42,539 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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 115 [2024-12-02 11:20:42,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:42,549 INFO L225 Difference]: With dead ends: 1846 [2024-12-02 11:20:42,550 INFO L226 Difference]: Without dead ends: 1844 [2024-12-02 11:20:42,551 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 11:20:42,551 INFO L435 NwaCegarLoop]: 2456 mSDtfsCounter, 2417 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2417 SdHoareTripleChecker+Valid, 4911 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 11:20:42,552 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2417 Valid, 4911 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:42,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2024-12-02 11:20:42,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1844. [2024-12-02 11:20:42,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1844 states, 1243 states have (on average 1.235720032180209) internal successors, (1536), 1304 states have internal predecessors, (1536), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1844 states and 2458 transitions. [2024-12-02 11:20:42,707 INFO L78 Accepts]: Start accepts. Automaton has 1844 states and 2458 transitions. Word has length 115 [2024-12-02 11:20:42,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:42,707 INFO L471 AbstractCegarLoop]: Abstraction has 1844 states and 2458 transitions. [2024-12-02 11:20:42,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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 11:20:42,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2458 transitions. [2024-12-02 11:20:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-02 11:20:42,711 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:42,711 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:42,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 11:20:42,712 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:42,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:42,712 INFO L85 PathProgramCache]: Analyzing trace with hash 185876234, now seen corresponding path program 1 times [2024-12-02 11:20:42,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:42,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141772049] [2024-12-02 11:20:42,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:42,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:20:45,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:45,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141772049] [2024-12-02 11:20:45,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141772049] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:45,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:45,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:20:45,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092841089] [2024-12-02 11:20:45,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:45,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:20:45,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:45,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:20:45,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:20:45,192 INFO L87 Difference]: Start difference. First operand 1844 states and 2458 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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 11:20:45,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:20:45,351 INFO L93 Difference]: Finished difference Result 1844 states and 2458 transitions. [2024-12-02 11:20:45,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:20:45,352 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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 121 [2024-12-02 11:20:45,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:20:45,361 INFO L225 Difference]: With dead ends: 1844 [2024-12-02 11:20:45,361 INFO L226 Difference]: Without dead ends: 1842 [2024-12-02 11:20:45,362 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 11:20:45,363 INFO L435 NwaCegarLoop]: 2454 mSDtfsCounter, 2416 mSDsluCounter, 2453 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 4907 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 11:20:45,363 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 4907 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:20:45,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2024-12-02 11:20:45,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2024-12-02 11:20:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1242 states have (on average 1.2351046698872785) internal successors, (1534), 1302 states have internal predecessors, (1534), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:20:45,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2456 transitions. [2024-12-02 11:20:45,512 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2456 transitions. Word has length 121 [2024-12-02 11:20:45,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:20:45,513 INFO L471 AbstractCegarLoop]: Abstraction has 1842 states and 2456 transitions. [2024-12-02 11:20:45,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 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 11:20:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2456 transitions. [2024-12-02 11:20:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 11:20:45,515 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:20:45,516 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 11:20:45,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 11:20:45,516 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:20:45,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:45,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1211820401, now seen corresponding path program 1 times [2024-12-02 11:20:45,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:45,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469990343] [2024-12-02 11:20:45,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:45,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-12-02 11:20:49,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:49,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469990343] [2024-12-02 11:20:49,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469990343] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:49,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:49,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 11:20:49,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087603542] [2024-12-02 11:20:49,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:49,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:20:49,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:49,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:20:49,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:20:49,713 INFO L87 Difference]: Start difference. First operand 1842 states and 2456 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 11:20:53,766 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 11:21:03,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:03,443 INFO L93 Difference]: Finished difference Result 3644 states and 4910 transitions. [2024-12-02 11:21:03,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 11:21:03,444 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 168 [2024-12-02 11:21:03,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:03,454 INFO L225 Difference]: With dead ends: 3644 [2024-12-02 11:21:03,454 INFO L226 Difference]: Without dead ends: 1842 [2024-12-02 11:21:03,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:21:03,461 INFO L435 NwaCegarLoop]: 2452 mSDtfsCounter, 2403 mSDsluCounter, 6435 mSDsCounter, 0 mSdLazyCounter, 935 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2405 SdHoareTripleChecker+Valid, 8887 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 935 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:21:03,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2405 Valid, 8887 Invalid, 938 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 935 Invalid, 1 Unknown, 0 Unchecked, 13.1s Time] [2024-12-02 11:21:03,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2024-12-02 11:21:03,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2024-12-02 11:21:03,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1242 states have (on average 1.2342995169082125) internal successors, (1533), 1302 states have internal predecessors, (1533), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:21:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2455 transitions. [2024-12-02 11:21:03,632 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2455 transitions. Word has length 168 [2024-12-02 11:21:03,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:03,633 INFO L471 AbstractCegarLoop]: Abstraction has 1842 states and 2455 transitions. [2024-12-02 11:21:03,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 11:21:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2455 transitions. [2024-12-02 11:21:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-02 11:21:03,636 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:03,637 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 11:21:03,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 11:21:03,637 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:03,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:03,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1211760819, now seen corresponding path program 1 times [2024-12-02 11:21:03,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:03,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102651721] [2024-12-02 11:21:03,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:03,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-12-02 11:21:06,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:06,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102651721] [2024-12-02 11:21:06,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102651721] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:06,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:06,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:06,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812554172] [2024-12-02 11:21:06,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:06,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:06,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:06,528 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:06,528 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:06,528 INFO L87 Difference]: Start difference. First operand 1842 states and 2455 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 11:21:06,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:06,704 INFO L93 Difference]: Finished difference Result 1842 states and 2455 transitions. [2024-12-02 11:21:06,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:06,704 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 168 [2024-12-02 11:21:06,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:06,714 INFO L225 Difference]: With dead ends: 1842 [2024-12-02 11:21:06,714 INFO L226 Difference]: Without dead ends: 1840 [2024-12-02 11:21:06,716 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:06,716 INFO L435 NwaCegarLoop]: 2451 mSDtfsCounter, 0 mSDsluCounter, 4899 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7350 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:21:06,716 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7350 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:06,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2024-12-02 11:21:06,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1840. [2024-12-02 11:21:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1840 states, 1241 states have (on average 1.233682514101531) internal successors, (1531), 1300 states have internal predecessors, (1531), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:21:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 2453 transitions. [2024-12-02 11:21:06,883 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 2453 transitions. Word has length 168 [2024-12-02 11:21:06,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:06,883 INFO L471 AbstractCegarLoop]: Abstraction has 1840 states and 2453 transitions. [2024-12-02 11:21:06,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 11:21:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2453 transitions. [2024-12-02 11:21:06,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-02 11:21:06,886 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:06,886 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:06,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 11:21:06,886 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:06,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:06,887 INFO L85 PathProgramCache]: Analyzing trace with hash -368430169, now seen corresponding path program 1 times [2024-12-02 11:21:06,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:06,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722525957] [2024-12-02 11:21:06,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:06,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:09,234 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:09,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:09,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722525957] [2024-12-02 11:21:09,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722525957] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:09,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:09,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:09,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082896590] [2024-12-02 11:21:09,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:09,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:09,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:09,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:09,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:09,236 INFO L87 Difference]: Start difference. First operand 1840 states and 2453 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 11:21:09,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:09,431 INFO L93 Difference]: Finished difference Result 1840 states and 2453 transitions. [2024-12-02 11:21:09,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:09,431 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 127 [2024-12-02 11:21:09,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:09,439 INFO L225 Difference]: With dead ends: 1840 [2024-12-02 11:21:09,439 INFO L226 Difference]: Without dead ends: 1838 [2024-12-02 11:21:09,440 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 11:21:09,440 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 2410 mSDsluCounter, 2448 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2410 SdHoareTripleChecker+Valid, 4897 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 11:21:09,441 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2410 Valid, 4897 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:09,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2024-12-02 11:21:09,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1838. [2024-12-02 11:21:09,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1838 states, 1240 states have (on average 1.2330645161290323) internal successors, (1529), 1298 states have internal predecessors, (1529), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-12-02 11:21:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 2451 transitions. [2024-12-02 11:21:09,534 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 2451 transitions. Word has length 127 [2024-12-02 11:21:09,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:09,535 INFO L471 AbstractCegarLoop]: Abstraction has 1838 states and 2451 transitions. [2024-12-02 11:21:09,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-12-02 11:21:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2451 transitions. [2024-12-02 11:21:09,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 11:21:09,537 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:09,537 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:09,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 11:21:09,538 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:09,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:09,538 INFO L85 PathProgramCache]: Analyzing trace with hash 471694741, now seen corresponding path program 1 times [2024-12-02 11:21:09,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:09,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860921903] [2024-12-02 11:21:09,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:09,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:12,507 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-12-02 11:21:12,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:12,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860921903] [2024-12-02 11:21:12,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860921903] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:12,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:12,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:21:12,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526109624] [2024-12-02 11:21:12,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:12,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:21:12,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:12,509 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:21:12,509 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:21:12,510 INFO L87 Difference]: Start difference. First operand 1838 states and 2451 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 11:21:12,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:12,977 INFO L93 Difference]: Finished difference Result 3495 states and 4682 transitions. [2024-12-02 11:21:12,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:21:12,977 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 164 [2024-12-02 11:21:12,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:12,998 INFO L225 Difference]: With dead ends: 3495 [2024-12-02 11:21:12,999 INFO L226 Difference]: Without dead ends: 3493 [2024-12-02 11:21:13,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:21:13,001 INFO L435 NwaCegarLoop]: 3136 mSDtfsCounter, 2415 mSDsluCounter, 8458 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 11594 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:21:13,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 11594 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:21:13,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2024-12-02 11:21:13,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3280. [2024-12-02 11:21:13,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3280 states, 2235 states have (on average 1.2411633109619686) internal successors, (2774), 2327 states have internal predecessors, (2774), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 3280 states and 4457 transitions. [2024-12-02 11:21:13,331 INFO L78 Accepts]: Start accepts. Automaton has 3280 states and 4457 transitions. Word has length 164 [2024-12-02 11:21:13,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:13,331 INFO L471 AbstractCegarLoop]: Abstraction has 3280 states and 4457 transitions. [2024-12-02 11:21:13,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 11:21:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 4457 transitions. [2024-12-02 11:21:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 11:21:13,333 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:13,333 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 11:21:13,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 11:21:13,334 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:13,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:13,334 INFO L85 PathProgramCache]: Analyzing trace with hash -987172230, now seen corresponding path program 1 times [2024-12-02 11:21:13,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:13,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946405999] [2024-12-02 11:21:13,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:13,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-12-02 11:21:15,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:15,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946405999] [2024-12-02 11:21:15,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946405999] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:15,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:15,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:21:15,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143771832] [2024-12-02 11:21:15,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:15,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:21:15,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:15,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:21:15,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:21:15,414 INFO L87 Difference]: Start difference. First operand 3280 states and 4457 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 11:21:15,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:15,650 INFO L93 Difference]: Finished difference Result 6514 states and 9006 transitions. [2024-12-02 11:21:15,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:21:15,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 175 [2024-12-02 11:21:15,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:15,668 INFO L225 Difference]: With dead ends: 6514 [2024-12-02 11:21:15,668 INFO L226 Difference]: Without dead ends: 3274 [2024-12-02 11:21:15,678 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:21:15,679 INFO L435 NwaCegarLoop]: 2444 mSDtfsCounter, 2404 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2404 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:21:15,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2404 Valid, 2444 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:15,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3274 states. [2024-12-02 11:21:15,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3274 to 3274. [2024-12-02 11:21:15,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3274 states, 2230 states have (on average 1.2399103139013452) internal successors, (2765), 2321 states have internal predecessors, (2765), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 3274 states and 4448 transitions. [2024-12-02 11:21:15,869 INFO L78 Accepts]: Start accepts. Automaton has 3274 states and 4448 transitions. Word has length 175 [2024-12-02 11:21:15,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:15,870 INFO L471 AbstractCegarLoop]: Abstraction has 3274 states and 4448 transitions. [2024-12-02 11:21:15,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 11:21:15,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 4448 transitions. [2024-12-02 11:21:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 11:21:15,871 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:15,871 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:15,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 11:21:15,871 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:15,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:15,872 INFO L85 PathProgramCache]: Analyzing trace with hash 764733037, now seen corresponding path program 1 times [2024-12-02 11:21:15,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:15,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211939609] [2024-12-02 11:21:15,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:15,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:17,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:17,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211939609] [2024-12-02 11:21:17,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211939609] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:17,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:17,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:17,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832129986] [2024-12-02 11:21:17,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:17,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:17,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:17,975 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:17,975 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:17,975 INFO L87 Difference]: Start difference. First operand 3274 states and 4448 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 11:21:18,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:18,237 INFO L93 Difference]: Finished difference Result 3274 states and 4448 transitions. [2024-12-02 11:21:18,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:18,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 133 [2024-12-02 11:21:18,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:18,248 INFO L225 Difference]: With dead ends: 3274 [2024-12-02 11:21:18,248 INFO L226 Difference]: Without dead ends: 3272 [2024-12-02 11:21:18,249 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 11:21:18,250 INFO L435 NwaCegarLoop]: 2442 mSDtfsCounter, 2402 mSDsluCounter, 2441 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2402 SdHoareTripleChecker+Valid, 4883 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 11:21:18,250 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2402 Valid, 4883 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:18,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3272 states. [2024-12-02 11:21:18,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3272 to 3272. [2024-12-02 11:21:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 2229 states have (on average 1.2395693135935397) internal successors, (2763), 2319 states have internal predecessors, (2763), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:18,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4446 transitions. [2024-12-02 11:21:18,549 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4446 transitions. Word has length 133 [2024-12-02 11:21:18,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:18,549 INFO L471 AbstractCegarLoop]: Abstraction has 3272 states and 4446 transitions. [2024-12-02 11:21:18,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 11:21:18,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4446 transitions. [2024-12-02 11:21:18,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 11:21:18,552 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:18,552 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:18,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 11:21:18,552 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:18,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:18,552 INFO L85 PathProgramCache]: Analyzing trace with hash -61191268, now seen corresponding path program 1 times [2024-12-02 11:21:18,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:18,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519517679] [2024-12-02 11:21:18,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:18,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:20,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:20,932 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:20,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:20,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519517679] [2024-12-02 11:21:20,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519517679] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:20,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:20,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:20,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919499717] [2024-12-02 11:21:20,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:20,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:20,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:20,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:20,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:20,934 INFO L87 Difference]: Start difference. First operand 3272 states and 4446 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:21:21,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:21,178 INFO L93 Difference]: Finished difference Result 3272 states and 4446 transitions. [2024-12-02 11:21:21,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:21,178 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-12-02 11:21:21,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:21,188 INFO L225 Difference]: With dead ends: 3272 [2024-12-02 11:21:21,188 INFO L226 Difference]: Without dead ends: 3270 [2024-12-02 11:21:21,190 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 11:21:21,190 INFO L435 NwaCegarLoop]: 2440 mSDtfsCounter, 2399 mSDsluCounter, 2439 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2399 SdHoareTripleChecker+Valid, 4879 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 11:21:21,190 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2399 Valid, 4879 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:21,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3270 states. [2024-12-02 11:21:21,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3270 to 3270. [2024-12-02 11:21:21,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3270 states, 2228 states have (on average 1.2392280071813286) internal successors, (2761), 2317 states have internal predecessors, (2761), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:21,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 3270 states and 4444 transitions. [2024-12-02 11:21:21,501 INFO L78 Accepts]: Start accepts. Automaton has 3270 states and 4444 transitions. Word has length 139 [2024-12-02 11:21:21,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:21,501 INFO L471 AbstractCegarLoop]: Abstraction has 3270 states and 4444 transitions. [2024-12-02 11:21:21,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-12-02 11:21:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4444 transitions. [2024-12-02 11:21:21,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 11:21:21,503 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:21,503 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:21,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 11:21:21,503 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:21,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:21,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1406302202, now seen corresponding path program 1 times [2024-12-02 11:21:21,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:21,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133389947] [2024-12-02 11:21:21,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:21,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:23,544 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:23,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:23,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133389947] [2024-12-02 11:21:23,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133389947] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:23,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:23,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:23,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522218283] [2024-12-02 11:21:23,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:23,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:23,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:23,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:23,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:23,546 INFO L87 Difference]: Start difference. First operand 3270 states and 4444 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 11:21:23,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:23,798 INFO L93 Difference]: Finished difference Result 3270 states and 4444 transitions. [2024-12-02 11:21:23,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:23,799 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 145 [2024-12-02 11:21:23,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:23,810 INFO L225 Difference]: With dead ends: 3270 [2024-12-02 11:21:23,810 INFO L226 Difference]: Without dead ends: 3268 [2024-12-02 11:21:23,811 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 11:21:23,812 INFO L435 NwaCegarLoop]: 2438 mSDtfsCounter, 2396 mSDsluCounter, 2437 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2396 SdHoareTripleChecker+Valid, 4875 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 11:21:23,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2396 Valid, 4875 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:23,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2024-12-02 11:21:23,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3268. [2024-12-02 11:21:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3268 states, 2227 states have (on average 1.2388863942523574) internal successors, (2759), 2315 states have internal predecessors, (2759), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 3268 states and 4442 transitions. [2024-12-02 11:21:24,011 INFO L78 Accepts]: Start accepts. Automaton has 3268 states and 4442 transitions. Word has length 145 [2024-12-02 11:21:24,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:24,011 INFO L471 AbstractCegarLoop]: Abstraction has 3268 states and 4442 transitions. [2024-12-02 11:21:24,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 11:21:24,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4442 transitions. [2024-12-02 11:21:24,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-12-02 11:21:24,013 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:24,013 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:24,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 11:21:24,013 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:24,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:24,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1647734425, now seen corresponding path program 1 times [2024-12-02 11:21:24,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:24,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850353623] [2024-12-02 11:21:24,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:24,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:26,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:26,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850353623] [2024-12-02 11:21:26,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850353623] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:26,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:26,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:26,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654199461] [2024-12-02 11:21:26,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:26,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:26,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:26,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:26,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:26,137 INFO L87 Difference]: Start difference. First operand 3268 states and 4442 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 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 11:21:26,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:26,436 INFO L93 Difference]: Finished difference Result 3268 states and 4442 transitions. [2024-12-02 11:21:26,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:26,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 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 151 [2024-12-02 11:21:26,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:26,445 INFO L225 Difference]: With dead ends: 3268 [2024-12-02 11:21:26,445 INFO L226 Difference]: Without dead ends: 3266 [2024-12-02 11:21:26,447 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 11:21:26,447 INFO L435 NwaCegarLoop]: 2436 mSDtfsCounter, 2393 mSDsluCounter, 2435 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2393 SdHoareTripleChecker+Valid, 4871 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 11:21:26,448 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2393 Valid, 4871 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:26,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3266 states. [2024-12-02 11:21:26,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3266 to 3266. [2024-12-02 11:21:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3266 states, 2226 states have (on average 1.238544474393531) internal successors, (2757), 2313 states have internal predecessors, (2757), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 3266 states and 4440 transitions. [2024-12-02 11:21:26,724 INFO L78 Accepts]: Start accepts. Automaton has 3266 states and 4440 transitions. Word has length 151 [2024-12-02 11:21:26,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:26,724 INFO L471 AbstractCegarLoop]: Abstraction has 3266 states and 4440 transitions. [2024-12-02 11:21:26,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 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 11:21:26,724 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 4440 transitions. [2024-12-02 11:21:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-02 11:21:26,726 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:26,727 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:26,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 11:21:26,727 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:26,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:26,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1832207314, now seen corresponding path program 1 times [2024-12-02 11:21:26,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:26,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971241082] [2024-12-02 11:21:26,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:26,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:28,987 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:28,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:28,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971241082] [2024-12-02 11:21:28,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971241082] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:28,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:28,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:28,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976484466] [2024-12-02 11:21:28,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:28,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:28,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:28,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:28,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:28,989 INFO L87 Difference]: Start difference. First operand 3266 states and 4440 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 11:21:29,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:29,291 INFO L93 Difference]: Finished difference Result 3266 states and 4440 transitions. [2024-12-02 11:21:29,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:29,291 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2024-12-02 11:21:29,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:29,300 INFO L225 Difference]: With dead ends: 3266 [2024-12-02 11:21:29,300 INFO L226 Difference]: Without dead ends: 3264 [2024-12-02 11:21:29,301 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 11:21:29,302 INFO L435 NwaCegarLoop]: 2434 mSDtfsCounter, 2390 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2390 SdHoareTripleChecker+Valid, 4867 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 11:21:29,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2390 Valid, 4867 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:29,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3264 states. [2024-12-02 11:21:29,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3264 to 3264. [2024-12-02 11:21:29,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 2225 states have (on average 1.2382022471910112) internal successors, (2755), 2311 states have internal predecessors, (2755), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 4438 transitions. [2024-12-02 11:21:29,528 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 4438 transitions. Word has length 157 [2024-12-02 11:21:29,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:29,529 INFO L471 AbstractCegarLoop]: Abstraction has 3264 states and 4438 transitions. [2024-12-02 11:21:29,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 11:21:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 4438 transitions. [2024-12-02 11:21:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-12-02 11:21:29,531 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:29,531 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:29,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 11:21:29,531 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:29,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:29,531 INFO L85 PathProgramCache]: Analyzing trace with hash -326294210, now seen corresponding path program 1 times [2024-12-02 11:21:29,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:29,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118273144] [2024-12-02 11:21:29,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:29,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:21:31,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:31,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118273144] [2024-12-02 11:21:31,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118273144] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:31,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:31,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:31,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741396995] [2024-12-02 11:21:31,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:31,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:31,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:31,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:31,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:31,640 INFO L87 Difference]: Start difference. First operand 3264 states and 4438 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 11:21:31,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:31,951 INFO L93 Difference]: Finished difference Result 3264 states and 4438 transitions. [2024-12-02 11:21:31,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:21:31,951 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 163 [2024-12-02 11:21:31,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:31,960 INFO L225 Difference]: With dead ends: 3264 [2024-12-02 11:21:31,960 INFO L226 Difference]: Without dead ends: 3262 [2024-12-02 11:21:31,961 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 11:21:31,962 INFO L435 NwaCegarLoop]: 2432 mSDtfsCounter, 2387 mSDsluCounter, 2431 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2387 SdHoareTripleChecker+Valid, 4863 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 11:21:31,962 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2387 Valid, 4863 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:21:31,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3262 states. [2024-12-02 11:21:32,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3262 to 3262. [2024-12-02 11:21:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 2224 states have (on average 1.2378597122302157) internal successors, (2753), 2309 states have internal predecessors, (2753), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 4436 transitions. [2024-12-02 11:21:32,220 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 4436 transitions. Word has length 163 [2024-12-02 11:21:32,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:32,220 INFO L471 AbstractCegarLoop]: Abstraction has 3262 states and 4436 transitions. [2024-12-02 11:21:32,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 11:21:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 4436 transitions. [2024-12-02 11:21:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-12-02 11:21:32,222 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:32,222 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:32,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 11:21:32,222 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:32,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:32,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1154644170, now seen corresponding path program 1 times [2024-12-02 11:21:32,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:32,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245494453] [2024-12-02 11:21:32,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:32,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:34,292 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 11:21:34,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:34,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245494453] [2024-12-02 11:21:34,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245494453] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:34,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:34,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:21:34,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7820303] [2024-12-02 11:21:34,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:34,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:21:34,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:34,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:21:34,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:21:34,293 INFO L87 Difference]: Start difference. First operand 3262 states and 4436 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 11:21:34,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:21:34,777 INFO L93 Difference]: Finished difference Result 6370 states and 8741 transitions. [2024-12-02 11:21:34,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:21:34,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 211 [2024-12-02 11:21:34,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:21:34,790 INFO L225 Difference]: With dead ends: 6370 [2024-12-02 11:21:34,790 INFO L226 Difference]: Without dead ends: 3284 [2024-12-02 11:21:34,801 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 11:21:34,802 INFO L435 NwaCegarLoop]: 2431 mSDtfsCounter, 12 mSDsluCounter, 4854 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 7285 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:21:34,802 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 7285 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:21:34,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3284 states. [2024-12-02 11:21:35,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3284 to 3268. [2024-12-02 11:21:35,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3268 states, 2230 states have (on average 1.2372197309417041) internal successors, (2759), 2315 states have internal predecessors, (2759), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-12-02 11:21:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 3268 states and 4442 transitions. [2024-12-02 11:21:35,039 INFO L78 Accepts]: Start accepts. Automaton has 3268 states and 4442 transitions. Word has length 211 [2024-12-02 11:21:35,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:21:35,040 INFO L471 AbstractCegarLoop]: Abstraction has 3268 states and 4442 transitions. [2024-12-02 11:21:35,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 11:21:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4442 transitions. [2024-12-02 11:21:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-12-02 11:21:35,041 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:21:35,041 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:21:35,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 11:21:35,041 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:21:35,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:21:35,042 INFO L85 PathProgramCache]: Analyzing trace with hash -1963990796, now seen corresponding path program 1 times [2024-12-02 11:21:35,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:21:35,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660951209] [2024-12-02 11:21:35,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:21:35,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:21:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:21:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 11:21:38,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:21:38,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660951209] [2024-12-02 11:21:38,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660951209] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:21:38,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:21:38,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:21:38,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463365652] [2024-12-02 11:21:38,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:21:38,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:21:38,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:21:38,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:21:38,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:21:38,124 INFO L87 Difference]: Start difference. First operand 3268 states and 4442 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 11:21:42,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:21:46,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:21:57,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:22:01,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:22:03,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:03,310 INFO L93 Difference]: Finished difference Result 6379 states and 8731 transitions. [2024-12-02 11:22:03,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:22:03,311 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 211 [2024-12-02 11:22:03,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:03,322 INFO L225 Difference]: With dead ends: 6379 [2024-12-02 11:22:03,322 INFO L226 Difference]: Without dead ends: 3287 [2024-12-02 11:22:03,332 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:22:03,332 INFO L435 NwaCegarLoop]: 2446 mSDtfsCounter, 5 mSDsluCounter, 6935 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9381 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.7s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:03,332 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 9381 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 400 Invalid, 4 Unknown, 0 Unchecked, 24.7s Time] [2024-12-02 11:22:03,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3287 states. [2024-12-02 11:22:03,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3287 to 3285. [2024-12-02 11:22:03,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3285 states, 2244 states have (on average 1.2361853832442067) internal successors, (2774), 2331 states have internal predecessors, (2774), 819 states have call successors, (819), 208 states have call predecessors, (819), 208 states have return successors, (870), 786 states have call predecessors, (870), 817 states have call successors, (870) [2024-12-02 11:22:03,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 3285 states and 4463 transitions. [2024-12-02 11:22:03,613 INFO L78 Accepts]: Start accepts. Automaton has 3285 states and 4463 transitions. Word has length 211 [2024-12-02 11:22:03,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:03,614 INFO L471 AbstractCegarLoop]: Abstraction has 3285 states and 4463 transitions. [2024-12-02 11:22:03,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 11:22:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 4463 transitions. [2024-12-02 11:22:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-12-02 11:22:03,617 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:03,617 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:03,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 11:22:03,618 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:03,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:03,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1614711857, now seen corresponding path program 1 times [2024-12-02 11:22:03,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:03,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644164665] [2024-12-02 11:22:03,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:03,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-12-02 11:22:06,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:06,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644164665] [2024-12-02 11:22:06,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644164665] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:06,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:06,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:22:06,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714964270] [2024-12-02 11:22:06,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:06,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:22:06,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:06,188 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:22:06,188 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:22:06,188 INFO L87 Difference]: Start difference. First operand 3285 states and 4463 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (23), 1 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 11:22:06,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:06,551 INFO L93 Difference]: Finished difference Result 6374 states and 8633 transitions. [2024-12-02 11:22:06,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:22:06,551 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (23), 1 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 207 [2024-12-02 11:22:06,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:06,563 INFO L225 Difference]: With dead ends: 6374 [2024-12-02 11:22:06,563 INFO L226 Difference]: Without dead ends: 3279 [2024-12-02 11:22:06,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:22:06,573 INFO L435 NwaCegarLoop]: 2428 mSDtfsCounter, 2411 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 2428 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:06,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 2428 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:06,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3279 states. [2024-12-02 11:22:06,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3279 to 3279. [2024-12-02 11:22:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3279 states, 2239 states have (on average 1.23492630638678) internal successors, (2765), 2325 states have internal predecessors, (2765), 819 states have call successors, (819), 208 states have call predecessors, (819), 208 states have return successors, (870), 786 states have call predecessors, (870), 817 states have call successors, (870) [2024-12-02 11:22:06,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 3279 states and 4454 transitions. [2024-12-02 11:22:06,911 INFO L78 Accepts]: Start accepts. Automaton has 3279 states and 4454 transitions. Word has length 207 [2024-12-02 11:22:06,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:06,911 INFO L471 AbstractCegarLoop]: Abstraction has 3279 states and 4454 transitions. [2024-12-02 11:22:06,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (23), 1 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-12-02 11:22:06,911 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 4454 transitions. [2024-12-02 11:22:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 11:22:06,913 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:06,913 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:06,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 11:22:06,914 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:06,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:06,914 INFO L85 PathProgramCache]: Analyzing trace with hash 370070427, now seen corresponding path program 1 times [2024-12-02 11:22:06,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:06,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389874125] [2024-12-02 11:22:06,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:06,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:22:09,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:09,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389874125] [2024-12-02 11:22:09,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389874125] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:09,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:09,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:22:09,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987027573] [2024-12-02 11:22:09,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:09,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:22:09,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:09,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:22:09,038 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:22:09,038 INFO L87 Difference]: Start difference. First operand 3279 states and 4454 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 11:22:09,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:09,350 INFO L93 Difference]: Finished difference Result 3279 states and 4454 transitions. [2024-12-02 11:22:09,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:22:09,351 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2024-12-02 11:22:09,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:09,360 INFO L225 Difference]: With dead ends: 3279 [2024-12-02 11:22:09,360 INFO L226 Difference]: Without dead ends: 3277 [2024-12-02 11:22:09,362 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 11:22:09,362 INFO L435 NwaCegarLoop]: 2425 mSDtfsCounter, 2379 mSDsluCounter, 2424 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2379 SdHoareTripleChecker+Valid, 4849 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 11:22:09,362 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2379 Valid, 4849 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:22:09,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3277 states. [2024-12-02 11:22:09,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3277 to 3277. [2024-12-02 11:22:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3277 states, 2238 states have (on average 1.2345844504021448) internal successors, (2763), 2323 states have internal predecessors, (2763), 819 states have call successors, (819), 208 states have call predecessors, (819), 208 states have return successors, (870), 786 states have call predecessors, (870), 817 states have call successors, (870) [2024-12-02 11:22:09,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 3277 states and 4452 transitions. [2024-12-02 11:22:09,665 INFO L78 Accepts]: Start accepts. Automaton has 3277 states and 4452 transitions. Word has length 169 [2024-12-02 11:22:09,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:09,665 INFO L471 AbstractCegarLoop]: Abstraction has 3277 states and 4452 transitions. [2024-12-02 11:22:09,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 11:22:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 4452 transitions. [2024-12-02 11:22:09,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-12-02 11:22:09,667 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:09,668 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 11:22:09,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 11:22:09,668 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:09,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:09,668 INFO L85 PathProgramCache]: Analyzing trace with hash -417312930, now seen corresponding path program 1 times [2024-12-02 11:22:09,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:09,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661160610] [2024-12-02 11:22:09,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:09,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:12,274 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-12-02 11:22:12,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:12,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661160610] [2024-12-02 11:22:12,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661160610] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:22:12,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1719022566] [2024-12-02 11:22:12,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:12,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:22:12,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:22:12,277 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:22:12,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:22:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:16,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 3220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 11:22:16,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:22:17,999 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-12-02 11:22:17,999 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:22:18,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1719022566] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:18,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:22:18,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-12-02 11:22:18,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247523372] [2024-12-02 11:22:18,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:18,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:22:18,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:18,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:22:18,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:22:18,001 INFO L87 Difference]: Start difference. First operand 3277 states and 4452 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 11:22:18,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:18,367 INFO L93 Difference]: Finished difference Result 6408 states and 8673 transitions. [2024-12-02 11:22:18,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:22:18,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 213 [2024-12-02 11:22:18,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:18,379 INFO L225 Difference]: With dead ends: 6408 [2024-12-02 11:22:18,379 INFO L226 Difference]: Without dead ends: 3327 [2024-12-02 11:22:18,389 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:22:18,389 INFO L435 NwaCegarLoop]: 2486 mSDtfsCounter, 2352 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2352 SdHoareTripleChecker+Valid, 2553 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:18,389 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2352 Valid, 2553 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:18,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2024-12-02 11:22:18,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3324. [2024-12-02 11:22:18,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3324 states, 2265 states have (on average 1.231346578366446) internal successors, (2789), 2353 states have internal predecessors, (2789), 834 states have call successors, (834), 214 states have call predecessors, (834), 214 states have return successors, (885), 799 states have call predecessors, (885), 832 states have call successors, (885) [2024-12-02 11:22:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4508 transitions. [2024-12-02 11:22:18,711 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4508 transitions. Word has length 213 [2024-12-02 11:22:18,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:18,712 INFO L471 AbstractCegarLoop]: Abstraction has 3324 states and 4508 transitions. [2024-12-02 11:22:18,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-12-02 11:22:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4508 transitions. [2024-12-02 11:22:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 11:22:18,714 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:18,714 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:18,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:22:18,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-12-02 11:22:18,915 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:18,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:18,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1047978961, now seen corresponding path program 1 times [2024-12-02 11:22:18,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:18,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328141768] [2024-12-02 11:22:18,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:18,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:22:21,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:21,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328141768] [2024-12-02 11:22:21,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328141768] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:21,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:21,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:22:21,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559100394] [2024-12-02 11:22:21,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:21,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:22:21,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:21,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:22:21,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:22:21,416 INFO L87 Difference]: Start difference. First operand 3324 states and 4508 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 11:22:22,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:22,224 INFO L93 Difference]: Finished difference Result 6490 states and 8870 transitions. [2024-12-02 11:22:22,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:22:22,224 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 175 [2024-12-02 11:22:22,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:22,245 INFO L225 Difference]: With dead ends: 6490 [2024-12-02 11:22:22,245 INFO L226 Difference]: Without dead ends: 6488 [2024-12-02 11:22:22,248 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 11:22:22,249 INFO L435 NwaCegarLoop]: 2418 mSDtfsCounter, 2369 mSDsluCounter, 4688 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 7106 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:22,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2369 Valid, 7106 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:22,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6488 states. [2024-12-02 11:22:22,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6488 to 6453. [2024-12-02 11:22:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6453 states, 4406 states have (on average 1.2321833862914209) internal successors, (5429), 4566 states have internal predecessors, (5429), 1616 states have call successors, (1616), 419 states have call predecessors, (1616), 420 states have return successors, (1794), 1548 states have call predecessors, (1794), 1614 states have call successors, (1794) [2024-12-02 11:22:22,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6453 states to 6453 states and 8839 transitions. [2024-12-02 11:22:22,891 INFO L78 Accepts]: Start accepts. Automaton has 6453 states and 8839 transitions. Word has length 175 [2024-12-02 11:22:22,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:22,891 INFO L471 AbstractCegarLoop]: Abstraction has 6453 states and 8839 transitions. [2024-12-02 11:22:22,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 11:22:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 6453 states and 8839 transitions. [2024-12-02 11:22:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 11:22:22,893 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:22,893 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:22,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 11:22:22,893 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:22,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:22,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1356246909, now seen corresponding path program 1 times [2024-12-02 11:22:22,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:22,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554001592] [2024-12-02 11:22:22,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:22,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:22:25,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:25,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554001592] [2024-12-02 11:22:25,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554001592] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:25,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:25,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:22:25,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7337673] [2024-12-02 11:22:25,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:25,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:22:25,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:25,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:22:25,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:22:25,379 INFO L87 Difference]: Start difference. First operand 6453 states and 8839 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 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 11:22:26,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:26,104 INFO L93 Difference]: Finished difference Result 6453 states and 8839 transitions. [2024-12-02 11:22:26,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:22:26,104 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 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 181 [2024-12-02 11:22:26,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:26,124 INFO L225 Difference]: With dead ends: 6453 [2024-12-02 11:22:26,125 INFO L226 Difference]: Without dead ends: 6451 [2024-12-02 11:22:26,128 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 11:22:26,129 INFO L435 NwaCegarLoop]: 2418 mSDtfsCounter, 2370 mSDsluCounter, 2417 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2370 SdHoareTripleChecker+Valid, 4835 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 11:22:26,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2370 Valid, 4835 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:22:26,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6451 states. [2024-12-02 11:22:26,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6451 to 6451. [2024-12-02 11:22:26,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6451 states, 4405 states have (on average 1.2320090805902384) internal successors, (5427), 4564 states have internal predecessors, (5427), 1616 states have call successors, (1616), 419 states have call predecessors, (1616), 420 states have return successors, (1794), 1548 states have call predecessors, (1794), 1614 states have call successors, (1794) [2024-12-02 11:22:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6451 states to 6451 states and 8837 transitions. [2024-12-02 11:22:26,821 INFO L78 Accepts]: Start accepts. Automaton has 6451 states and 8837 transitions. Word has length 181 [2024-12-02 11:22:26,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:26,821 INFO L471 AbstractCegarLoop]: Abstraction has 6451 states and 8837 transitions. [2024-12-02 11:22:26,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 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 11:22:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 6451 states and 8837 transitions. [2024-12-02 11:22:26,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-02 11:22:26,824 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:26,824 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:26,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 11:22:26,824 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:26,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:26,825 INFO L85 PathProgramCache]: Analyzing trace with hash -187636182, now seen corresponding path program 1 times [2024-12-02 11:22:26,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:26,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761037963] [2024-12-02 11:22:26,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:26,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-02 11:22:29,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:29,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761037963] [2024-12-02 11:22:29,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761037963] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:29,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:29,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:22:29,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354875788] [2024-12-02 11:22:29,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:29,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:22:29,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:29,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:22:29,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:22:29,330 INFO L87 Difference]: Start difference. First operand 6451 states and 8837 transitions. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 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 11:22:31,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:31,021 INFO L93 Difference]: Finished difference Result 12744 states and 17682 transitions. [2024-12-02 11:22:31,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:22:31,021 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 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 187 [2024-12-02 11:22:31,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:31,064 INFO L225 Difference]: With dead ends: 12744 [2024-12-02 11:22:31,064 INFO L226 Difference]: Without dead ends: 12555 [2024-12-02 11:22:31,073 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 11:22:31,074 INFO L435 NwaCegarLoop]: 2471 mSDtfsCounter, 2365 mSDsluCounter, 4739 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2365 SdHoareTripleChecker+Valid, 7210 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:31,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2365 Valid, 7210 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:31,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12555 states. [2024-12-02 11:22:32,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12555 to 12529. [2024-12-02 11:22:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12529 states, 8574 states have (on average 1.234313039421507) internal successors, (10583), 8871 states have internal predecessors, (10583), 3134 states have call successors, (3134), 809 states have call predecessors, (3134), 811 states have return successors, (3718), 3004 states have call predecessors, (3718), 3130 states have call successors, (3718) [2024-12-02 11:22:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12529 states to 12529 states and 17435 transitions. [2024-12-02 11:22:32,262 INFO L78 Accepts]: Start accepts. Automaton has 12529 states and 17435 transitions. Word has length 187 [2024-12-02 11:22:32,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:32,262 INFO L471 AbstractCegarLoop]: Abstraction has 12529 states and 17435 transitions. [2024-12-02 11:22:32,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 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 11:22:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 12529 states and 17435 transitions. [2024-12-02 11:22:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-12-02 11:22:32,264 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:32,265 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:32,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-12-02 11:22:32,265 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:32,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:32,265 INFO L85 PathProgramCache]: Analyzing trace with hash -2046299339, now seen corresponding path program 1 times [2024-12-02 11:22:32,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:32,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337585571] [2024-12-02 11:22:32,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:32,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:34,199 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-12-02 11:22:34,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:34,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337585571] [2024-12-02 11:22:34,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337585571] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:34,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:34,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:22:34,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858418860] [2024-12-02 11:22:34,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:34,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:22:34,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:34,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:22:34,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:22:34,201 INFO L87 Difference]: Start difference. First operand 12529 states and 17435 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 11:22:35,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:35,459 INFO L93 Difference]: Finished difference Result 24618 states and 34205 transitions. [2024-12-02 11:22:35,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:22:35,459 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 232 [2024-12-02 11:22:35,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:35,491 INFO L225 Difference]: With dead ends: 24618 [2024-12-02 11:22:35,492 INFO L226 Difference]: Without dead ends: 12530 [2024-12-02 11:22:35,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:22:35,524 INFO L435 NwaCegarLoop]: 2419 mSDtfsCounter, 0 mSDsluCounter, 2405 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4824 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 11:22:35,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4824 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:35,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12530 states. [2024-12-02 11:22:36,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12530 to 12530. [2024-12-02 11:22:36,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12530 states, 8575 states have (on average 1.2342857142857142) internal successors, (10584), 8872 states have internal predecessors, (10584), 3134 states have call successors, (3134), 809 states have call predecessors, (3134), 811 states have return successors, (3718), 3004 states have call predecessors, (3718), 3130 states have call successors, (3718) [2024-12-02 11:22:36,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12530 states to 12530 states and 17436 transitions. [2024-12-02 11:22:36,664 INFO L78 Accepts]: Start accepts. Automaton has 12530 states and 17436 transitions. Word has length 232 [2024-12-02 11:22:36,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:36,664 INFO L471 AbstractCegarLoop]: Abstraction has 12530 states and 17436 transitions. [2024-12-02 11:22:36,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 11:22:36,665 INFO L276 IsEmpty]: Start isEmpty. Operand 12530 states and 17436 transitions. [2024-12-02 11:22:36,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-12-02 11:22:36,667 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:36,667 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:36,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-12-02 11:22:36,667 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:36,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:36,667 INFO L85 PathProgramCache]: Analyzing trace with hash -683300767, now seen corresponding path program 1 times [2024-12-02 11:22:36,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:36,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454514828] [2024-12-02 11:22:36,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:36,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:39,066 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 11:22:39,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:39,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454514828] [2024-12-02 11:22:39,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454514828] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:39,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:39,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:22:39,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476018960] [2024-12-02 11:22:39,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:39,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:22:39,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:39,068 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:22:39,068 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:22:39,068 INFO L87 Difference]: Start difference. First operand 12530 states and 17436 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 11:22:40,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:40,229 INFO L93 Difference]: Finished difference Result 24685 states and 35065 transitions. [2024-12-02 11:22:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:22:40,230 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 233 [2024-12-02 11:22:40,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:40,268 INFO L225 Difference]: With dead ends: 24685 [2024-12-02 11:22:40,268 INFO L226 Difference]: Without dead ends: 12598 [2024-12-02 11:22:40,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:22:40,306 INFO L435 NwaCegarLoop]: 2418 mSDtfsCounter, 14 mSDsluCounter, 4822 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 7240 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:40,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 7240 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:40,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12598 states. [2024-12-02 11:22:41,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12598 to 12546. [2024-12-02 11:22:41,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12546 states, 8591 states have (on average 1.2338493772552672) internal successors, (10600), 8888 states have internal predecessors, (10600), 3134 states have call successors, (3134), 809 states have call predecessors, (3134), 811 states have return successors, (3718), 3004 states have call predecessors, (3718), 3130 states have call successors, (3718) [2024-12-02 11:22:41,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12546 states to 12546 states and 17452 transitions. [2024-12-02 11:22:41,416 INFO L78 Accepts]: Start accepts. Automaton has 12546 states and 17452 transitions. Word has length 233 [2024-12-02 11:22:41,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:41,416 INFO L471 AbstractCegarLoop]: Abstraction has 12546 states and 17452 transitions. [2024-12-02 11:22:41,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 11:22:41,416 INFO L276 IsEmpty]: Start isEmpty. Operand 12546 states and 17452 transitions. [2024-12-02 11:22:41,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-02 11:22:41,418 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:41,418 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:22:41,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-12-02 11:22:41,418 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:41,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:41,419 INFO L85 PathProgramCache]: Analyzing trace with hash -753009699, now seen corresponding path program 1 times [2024-12-02 11:22:41,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:41,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565026833] [2024-12-02 11:22:41,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:41,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 11:22:43,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:43,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565026833] [2024-12-02 11:22:43,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565026833] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:43,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:43,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:22:43,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109520711] [2024-12-02 11:22:43,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:43,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:22:43,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:43,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:22:43,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:22:43,715 INFO L87 Difference]: Start difference. First operand 12546 states and 17452 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 11:22:47,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:22:49,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:49,495 INFO L93 Difference]: Finished difference Result 13065 states and 18024 transitions. [2024-12-02 11:22:49,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:22:49,496 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 222 [2024-12-02 11:22:49,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:49,530 INFO L225 Difference]: With dead ends: 13065 [2024-12-02 11:22:49,530 INFO L226 Difference]: Without dead ends: 13063 [2024-12-02 11:22:49,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:22:49,535 INFO L435 NwaCegarLoop]: 3372 mSDtfsCounter, 2154 mSDsluCounter, 9174 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2155 SdHoareTripleChecker+Valid, 12546 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:49,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2155 Valid, 12546 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 11:22:49,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13063 states. [2024-12-02 11:22:50,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13063 to 12566. [2024-12-02 11:22:50,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12566 states, 8603 states have (on average 1.2335231895850285) internal successors, (10612), 8904 states have internal predecessors, (10612), 3138 states have call successors, (3138), 813 states have call predecessors, (3138), 815 states have return successors, (3722), 3004 states have call predecessors, (3722), 3134 states have call successors, (3722) [2024-12-02 11:22:50,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12566 states to 12566 states and 17472 transitions. [2024-12-02 11:22:50,680 INFO L78 Accepts]: Start accepts. Automaton has 12566 states and 17472 transitions. Word has length 222 [2024-12-02 11:22:50,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:50,680 INFO L471 AbstractCegarLoop]: Abstraction has 12566 states and 17472 transitions. [2024-12-02 11:22:50,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 11:22:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 12566 states and 17472 transitions. [2024-12-02 11:22:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-12-02 11:22:50,682 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:50,682 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:22:50,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-12-02 11:22:50,682 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:50,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:50,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1797635913, now seen corresponding path program 1 times [2024-12-02 11:22:50,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:50,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990148327] [2024-12-02 11:22:50,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:50,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-12-02 11:22:53,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:53,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990148327] [2024-12-02 11:22:53,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990148327] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:22:53,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:22:53,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:22:53,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50611434] [2024-12-02 11:22:53,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:22:53,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:22:53,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:22:53,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:22:53,283 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:22:53,283 INFO L87 Difference]: Start difference. First operand 12566 states and 17472 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 11:22:54,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:22:54,909 INFO L93 Difference]: Finished difference Result 12662 states and 17540 transitions. [2024-12-02 11:22:54,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:22:54,909 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 243 [2024-12-02 11:22:54,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:22:54,941 INFO L225 Difference]: With dead ends: 12662 [2024-12-02 11:22:54,941 INFO L226 Difference]: Without dead ends: 12660 [2024-12-02 11:22:54,946 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:22:54,946 INFO L435 NwaCegarLoop]: 2419 mSDtfsCounter, 2300 mSDsluCounter, 4888 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 7307 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:22:54,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2301 Valid, 7307 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:22:54,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12660 states. [2024-12-02 11:22:56,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12660 to 12660. [2024-12-02 11:22:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12660 states, 8670 states have (on average 1.2307958477508651) internal successors, (10671), 8970 states have internal predecessors, (10671), 3138 states have call successors, (3138), 841 states have call predecessors, (3138), 843 states have return successors, (3722), 3004 states have call predecessors, (3722), 3134 states have call successors, (3722) [2024-12-02 11:22:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12660 states to 12660 states and 17531 transitions. [2024-12-02 11:22:56,107 INFO L78 Accepts]: Start accepts. Automaton has 12660 states and 17531 transitions. Word has length 243 [2024-12-02 11:22:56,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:22:56,107 INFO L471 AbstractCegarLoop]: Abstraction has 12660 states and 17531 transitions. [2024-12-02 11:22:56,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 11:22:56,107 INFO L276 IsEmpty]: Start isEmpty. Operand 12660 states and 17531 transitions. [2024-12-02 11:22:56,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-12-02 11:22:56,109 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:22:56,109 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:22:56,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-12-02 11:22:56,110 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:22:56,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:22:56,110 INFO L85 PathProgramCache]: Analyzing trace with hash -640204826, now seen corresponding path program 1 times [2024-12-02 11:22:56,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:22:56,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049685285] [2024-12-02 11:22:56,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:56,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:22:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:22:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-12-02 11:22:59,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:22:59,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049685285] [2024-12-02 11:22:59,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049685285] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:22:59,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963961191] [2024-12-02 11:22:59,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:22:59,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:22:59,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:22:59,402 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:22:59,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 11:23:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:23:03,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 3494 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 11:23:03,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:23:09,688 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-12-02 11:23:09,688 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:23:09,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963961191] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:23:09,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:23:09,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [8] total 24 [2024-12-02 11:23:09,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007867571] [2024-12-02 11:23:09,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:23:09,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 11:23:09,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:23:09,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 11:23:09,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=507, Unknown=0, NotChecked=0, Total=552 [2024-12-02 11:23:09,691 INFO L87 Difference]: Start difference. First operand 12660 states and 17531 transitions. Second operand has 18 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 7 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 7 states have call predecessors, (31), 7 states have call successors, (31) [2024-12-02 11:23:18,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:23:18,649 INFO L93 Difference]: Finished difference Result 25253 states and 34968 transitions. [2024-12-02 11:23:18,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 11:23:18,650 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 7 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 7 states have call predecessors, (31), 7 states have call successors, (31) Word has length 282 [2024-12-02 11:23:18,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:23:18,696 INFO L225 Difference]: With dead ends: 25253 [2024-12-02 11:23:18,696 INFO L226 Difference]: Without dead ends: 12607 [2024-12-02 11:23:18,732 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=57, Invalid=645, Unknown=0, NotChecked=0, Total=702 [2024-12-02 11:23:18,733 INFO L435 NwaCegarLoop]: 2384 mSDtfsCounter, 3 mSDsluCounter, 38085 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 40469 SdHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2024-12-02 11:23:18,733 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 40469 Invalid, 662 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2024-12-02 11:23:18,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12607 states. [2024-12-02 11:23:20,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12607 to 12607. [2024-12-02 11:23:20,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12607 states, 8638 states have (on average 1.2311877749479045) internal successors, (10635), 8934 states have internal predecessors, (10635), 3123 states have call successors, (3123), 835 states have call predecessors, (3123), 837 states have return successors, (3707), 2991 states have call predecessors, (3707), 3119 states have call successors, (3707) [2024-12-02 11:23:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12607 states to 12607 states and 17465 transitions. [2024-12-02 11:23:20,180 INFO L78 Accepts]: Start accepts. Automaton has 12607 states and 17465 transitions. Word has length 282 [2024-12-02 11:23:20,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:23:20,181 INFO L471 AbstractCegarLoop]: Abstraction has 12607 states and 17465 transitions. [2024-12-02 11:23:20,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 7 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 7 states have call predecessors, (31), 7 states have call successors, (31) [2024-12-02 11:23:20,181 INFO L276 IsEmpty]: Start isEmpty. Operand 12607 states and 17465 transitions. [2024-12-02 11:23:20,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-12-02 11:23:20,183 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:23:20,183 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:23:20,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 11:23:20,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-12-02 11:23:20,384 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:23:20,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:23:20,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1662229144, now seen corresponding path program 1 times [2024-12-02 11:23:20,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:23:20,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364560136] [2024-12-02 11:23:20,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:23:20,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:23:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:23:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-12-02 11:23:24,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:23:24,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364560136] [2024-12-02 11:23:24,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364560136] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:23:24,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775342543] [2024-12-02 11:23:24,352 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:23:24,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:23:24,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:23:24,355 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:23:24,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 11:23:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:23:29,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 3492 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 11:23:29,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:23:30,078 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-12-02 11:23:30,078 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:23:30,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775342543] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:23:30,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:23:30,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-12-02 11:23:30,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667526281] [2024-12-02 11:23:30,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:23:30,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:23:30,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:23:30,079 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:23:30,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-12-02 11:23:30,080 INFO L87 Difference]: Start difference. First operand 12607 states and 17465 transitions. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-12-02 11:23:32,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:23:32,612 INFO L93 Difference]: Finished difference Result 14376 states and 19801 transitions. [2024-12-02 11:23:32,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 11:23:32,613 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 282 [2024-12-02 11:23:32,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:23:32,644 INFO L225 Difference]: With dead ends: 14376 [2024-12-02 11:23:32,644 INFO L226 Difference]: Without dead ends: 12607 [2024-12-02 11:23:32,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-12-02 11:23:32,650 INFO L435 NwaCegarLoop]: 2393 mSDtfsCounter, 170 mSDsluCounter, 9285 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 11678 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:23:32,650 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 11678 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 11:23:32,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12607 states. [2024-12-02 11:23:33,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12607 to 12605. [2024-12-02 11:23:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12605 states, 8637 states have (on average 1.2310987611439157) internal successors, (10633), 8933 states have internal predecessors, (10633), 3122 states have call successors, (3122), 835 states have call predecessors, (3122), 837 states have return successors, (3706), 2990 states have call predecessors, (3706), 3118 states have call successors, (3706) [2024-12-02 11:23:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12605 states to 12605 states and 17461 transitions. [2024-12-02 11:23:33,965 INFO L78 Accepts]: Start accepts. Automaton has 12605 states and 17461 transitions. Word has length 282 [2024-12-02 11:23:33,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:23:33,965 INFO L471 AbstractCegarLoop]: Abstraction has 12605 states and 17461 transitions. [2024-12-02 11:23:33,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-12-02 11:23:33,965 INFO L276 IsEmpty]: Start isEmpty. Operand 12605 states and 17461 transitions. [2024-12-02 11:23:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2024-12-02 11:23:33,967 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:23:33,968 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:23:33,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 11:23:34,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-12-02 11:23:34,168 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:23:34,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:23:34,169 INFO L85 PathProgramCache]: Analyzing trace with hash -129872521, now seen corresponding path program 1 times [2024-12-02 11:23:34,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:23:34,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94949889] [2024-12-02 11:23:34,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:23:34,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:23:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:23:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-12-02 11:23:37,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:23:37,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94949889] [2024-12-02 11:23:37,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94949889] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:23:37,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:23:37,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:23:37,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906233542] [2024-12-02 11:23:37,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:23:37,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:23:37,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:23:37,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:23:37,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:23:37,266 INFO L87 Difference]: Start difference. First operand 12605 states and 17461 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-12-02 11:23:41,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:23:43,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:23:43,296 INFO L93 Difference]: Finished difference Result 12605 states and 17461 transitions. [2024-12-02 11:23:43,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:23:43,296 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 346 [2024-12-02 11:23:43,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:23:43,348 INFO L225 Difference]: With dead ends: 12605 [2024-12-02 11:23:43,348 INFO L226 Difference]: Without dead ends: 12603 [2024-12-02 11:23:43,355 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:23:43,355 INFO L435 NwaCegarLoop]: 2414 mSDtfsCounter, 49 mSDsluCounter, 7184 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 9598 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 11:23:43,355 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 9598 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 11:23:43,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12603 states. [2024-12-02 11:23:44,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12603 to 12603. [2024-12-02 11:23:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12603 states, 8636 states have (on average 1.2301991662806855) internal successors, (10624), 8931 states have internal predecessors, (10624), 3122 states have call successors, (3122), 835 states have call predecessors, (3122), 837 states have return successors, (3706), 2990 states have call predecessors, (3706), 3118 states have call successors, (3706) [2024-12-02 11:23:44,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12603 states to 12603 states and 17452 transitions. [2024-12-02 11:23:44,678 INFO L78 Accepts]: Start accepts. Automaton has 12603 states and 17452 transitions. Word has length 346 [2024-12-02 11:23:44,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:23:44,678 INFO L471 AbstractCegarLoop]: Abstraction has 12603 states and 17452 transitions. [2024-12-02 11:23:44,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-12-02 11:23:44,678 INFO L276 IsEmpty]: Start isEmpty. Operand 12603 states and 17452 transitions. [2024-12-02 11:23:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-12-02 11:23:44,681 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:23:44,681 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:23:44,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-12-02 11:23:44,681 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting dlfb_usb_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:23:44,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:23:44,682 INFO L85 PathProgramCache]: Analyzing trace with hash 671259654, now seen corresponding path program 1 times [2024-12-02 11:23:44,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:23:44,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793977503] [2024-12-02 11:23:44,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:23:44,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:23:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:23:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2024-12-02 11:23:47,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:23:47,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793977503] [2024-12-02 11:23:47,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793977503] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:23:47,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:23:47,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:23:47,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950458084] [2024-12-02 11:23:47,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:23:47,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:23:47,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:23:47,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:23:47,410 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:23:47,410 INFO L87 Difference]: Start difference. First operand 12603 states and 17452 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-12-02 11:23:48,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:23:48,895 INFO L93 Difference]: Finished difference Result 24826 states and 34983 transitions. [2024-12-02 11:23:48,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:23:48,895 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 391 [2024-12-02 11:23:48,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:23:48,952 INFO L225 Difference]: With dead ends: 24826 [2024-12-02 11:23:48,952 INFO L226 Difference]: Without dead ends: 12627 [2024-12-02 11:23:48,995 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:23:48,995 INFO L435 NwaCegarLoop]: 2408 mSDtfsCounter, 0 mSDsluCounter, 7218 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9626 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:23:48,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9626 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 11:23:49,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12627 states. [2024-12-02 11:23:50,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12627 to 12627. [2024-12-02 11:23:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12627 states, 8660 states have (on average 1.2295612009237875) internal successors, (10648), 8955 states have internal predecessors, (10648), 3122 states have call successors, (3122), 835 states have call predecessors, (3122), 837 states have return successors, (3706), 2990 states have call predecessors, (3706), 3118 states have call successors, (3706) [2024-12-02 11:23:50,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12627 states to 12627 states and 17476 transitions. [2024-12-02 11:23:50,361 INFO L78 Accepts]: Start accepts. Automaton has 12627 states and 17476 transitions. Word has length 391 [2024-12-02 11:23:50,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:23:50,362 INFO L471 AbstractCegarLoop]: Abstraction has 12627 states and 17476 transitions. [2024-12-02 11:23:50,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-12-02 11:23:50,362 INFO L276 IsEmpty]: Start isEmpty. Operand 12627 states and 17476 transitions. [2024-12-02 11:23:50,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-12-02 11:23:50,364 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:23:50,364 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:23:50,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-12-02 11:23:50,365 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting dlfb_usb_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:23:50,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:23:50,365 INFO L85 PathProgramCache]: Analyzing trace with hash 84983432, now seen corresponding path program 1 times [2024-12-02 11:23:50,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:23:50,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362093793] [2024-12-02 11:23:50,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:23:50,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:23:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:23:53,693 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2024-12-02 11:23:53,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:23:53,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362093793] [2024-12-02 11:23:53,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362093793] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:23:53,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:23:53,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 11:23:53,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491873188] [2024-12-02 11:23:53,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:23:53,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 11:23:53,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:23:53,697 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 11:23:53,697 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 11:23:53,697 INFO L87 Difference]: Start difference. First operand 12627 states and 17476 transitions. Second operand has 7 states, 6 states have (on average 23.666666666666668) internal successors, (142), 5 states have internal predecessors, (142), 4 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-12-02 11:23:55,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:23:55,658 INFO L93 Difference]: Finished difference Result 20963 states and 28514 transitions. [2024-12-02 11:23:55,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 11:23:55,659 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 23.666666666666668) internal successors, (142), 5 states have internal predecessors, (142), 4 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 391 [2024-12-02 11:23:55,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:23:55,695 INFO L225 Difference]: With dead ends: 20963 [2024-12-02 11:23:55,696 INFO L226 Difference]: Without dead ends: 8740 [2024-12-02 11:23:55,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:23:55,728 INFO L435 NwaCegarLoop]: 1864 mSDtfsCounter, 31 mSDsluCounter, 9271 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 11135 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 11:23:55,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 11135 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 11:23:55,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8740 states. [2024-12-02 11:23:56,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8740 to 8740. [2024-12-02 11:23:56,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8740 states, 5868 states have (on average 1.203476482617587) internal successors, (7062), 6080 states have internal predecessors, (7062), 2207 states have call successors, (2207), 655 states have call predecessors, (2207), 657 states have return successors, (2260), 2122 states have call predecessors, (2260), 2203 states have call successors, (2260) [2024-12-02 11:23:56,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8740 states to 8740 states and 11529 transitions. [2024-12-02 11:23:56,671 INFO L78 Accepts]: Start accepts. Automaton has 8740 states and 11529 transitions. Word has length 391 [2024-12-02 11:23:56,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:23:56,672 INFO L471 AbstractCegarLoop]: Abstraction has 8740 states and 11529 transitions. [2024-12-02 11:23:56,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 23.666666666666668) internal successors, (142), 5 states have internal predecessors, (142), 4 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-12-02 11:23:56,672 INFO L276 IsEmpty]: Start isEmpty. Operand 8740 states and 11529 transitions. [2024-12-02 11:23:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2024-12-02 11:23:56,674 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:23:56,674 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:23:56,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-12-02 11:23:56,674 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting dlfb_usb_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:23:56,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:23:56,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1429166938, now seen corresponding path program 1 times [2024-12-02 11:23:56,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:23:56,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483493950] [2024-12-02 11:23:56,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:23:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:23:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:24:02,254 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 6 proven. 67 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2024-12-02 11:24:02,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:24:02,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483493950] [2024-12-02 11:24:02,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483493950] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:24:02,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285694040] [2024-12-02 11:24:02,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:24:02,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:24:02,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:24:02,257 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:24:02,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 11:24:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:24:06,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 3856 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 11:24:06,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:24:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-12-02 11:24:10,008 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:24:10,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285694040] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:24:10,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:24:10,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [9] total 20 [2024-12-02 11:24:10,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484451691] [2024-12-02 11:24:10,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:24:10,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 11:24:10,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:24:10,009 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 11:24:10,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=342, Unknown=0, NotChecked=0, Total=380 [2024-12-02 11:24:10,010 INFO L87 Difference]: Start difference. First operand 8740 states and 11529 transitions. Second operand has 15 states, 14 states have (on average 10.214285714285714) internal successors, (143), 14 states have internal predecessors, (143), 7 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) [2024-12-02 11:24:15,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:24:15,690 INFO L93 Difference]: Finished difference Result 16928 states and 22289 transitions. [2024-12-02 11:24:15,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 11:24:15,691 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 10.214285714285714) internal successors, (143), 14 states have internal predecessors, (143), 7 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) Word has length 331 [2024-12-02 11:24:15,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:24:15,736 INFO L225 Difference]: With dead ends: 16928 [2024-12-02 11:24:15,736 INFO L226 Difference]: Without dead ends: 8828 [2024-12-02 11:24:15,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2024-12-02 11:24:15,753 INFO L435 NwaCegarLoop]: 1848 mSDtfsCounter, 109 mSDsluCounter, 23812 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 25660 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:24:15,753 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 25660 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 471 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 11:24:15,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8828 states. [2024-12-02 11:24:16,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8828 to 8804. [2024-12-02 11:24:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8804 states, 5912 states have (on average 1.201962110960758) internal successors, (7106), 6124 states have internal predecessors, (7106), 2227 states have call successors, (2227), 655 states have call predecessors, (2227), 657 states have return successors, (2280), 2142 states have call predecessors, (2280), 2223 states have call successors, (2280) [2024-12-02 11:24:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8804 states to 8804 states and 11613 transitions. [2024-12-02 11:24:16,687 INFO L78 Accepts]: Start accepts. Automaton has 8804 states and 11613 transitions. Word has length 331 [2024-12-02 11:24:16,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:24:16,687 INFO L471 AbstractCegarLoop]: Abstraction has 8804 states and 11613 transitions. [2024-12-02 11:24:16,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 10.214285714285714) internal successors, (143), 14 states have internal predecessors, (143), 7 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) [2024-12-02 11:24:16,687 INFO L276 IsEmpty]: Start isEmpty. Operand 8804 states and 11613 transitions. [2024-12-02 11:24:16,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-12-02 11:24:16,691 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:24:16,692 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:24:16,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 11:24:16,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-12-02 11:24:16,892 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:24:16,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:24:16,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1231408629, now seen corresponding path program 1 times [2024-12-02 11:24:16,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:24:16,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707577311] [2024-12-02 11:24:16,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:24:16,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:24:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:24:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2024-12-02 11:24:19,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:24:19,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707577311] [2024-12-02 11:24:19,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707577311] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:24:19,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:24:19,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:24:19,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176683829] [2024-12-02 11:24:19,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:24:19,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:24:19,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:24:19,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:24:19,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:24:19,160 INFO L87 Difference]: Start difference. First operand 8804 states and 11613 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-12-02 11:24:20,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:24:20,097 INFO L93 Difference]: Finished difference Result 17513 states and 23088 transitions. [2024-12-02 11:24:20,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:24:20,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 455 [2024-12-02 11:24:20,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:24:20,131 INFO L225 Difference]: With dead ends: 17513 [2024-12-02 11:24:20,131 INFO L226 Difference]: Without dead ends: 8806 [2024-12-02 11:24:20,149 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:24:20,150 INFO L435 NwaCegarLoop]: 1874 mSDtfsCounter, 0 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5616 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:24:20,150 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5616 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:24:20,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8806 states. [2024-12-02 11:24:20,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8806 to 8806. [2024-12-02 11:24:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8806 states, 5914 states have (on average 1.2018938112952318) internal successors, (7108), 6126 states have internal predecessors, (7108), 2227 states have call successors, (2227), 655 states have call predecessors, (2227), 657 states have return successors, (2280), 2142 states have call predecessors, (2280), 2223 states have call successors, (2280) [2024-12-02 11:24:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8806 states to 8806 states and 11615 transitions. [2024-12-02 11:24:21,029 INFO L78 Accepts]: Start accepts. Automaton has 8806 states and 11615 transitions. Word has length 455 [2024-12-02 11:24:21,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:24:21,030 INFO L471 AbstractCegarLoop]: Abstraction has 8806 states and 11615 transitions. [2024-12-02 11:24:21,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-12-02 11:24:21,030 INFO L276 IsEmpty]: Start isEmpty. Operand 8806 states and 11615 transitions. [2024-12-02 11:24:21,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-12-02 11:24:21,033 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:24:21,033 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:24:21,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-12-02 11:24:21,033 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:24:21,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:24:21,034 INFO L85 PathProgramCache]: Analyzing trace with hash -143109731, now seen corresponding path program 1 times [2024-12-02 11:24:21,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:24:21,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321870737] [2024-12-02 11:24:21,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:24:21,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:24:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:24:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 844 trivial. 0 not checked. [2024-12-02 11:24:26,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:24:26,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321870737] [2024-12-02 11:24:26,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321870737] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:24:26,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493582994] [2024-12-02 11:24:26,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:24:26,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:24:26,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:24:26,068 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:24:26,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 11:24:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:24:31,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 4536 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-02 11:24:31,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:24:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 246 proven. 3 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2024-12-02 11:24:34,704 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:24:42,702 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 799 trivial. 0 not checked. [2024-12-02 11:24:42,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493582994] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:24:42,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:24:42,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 8] total 22 [2024-12-02 11:24:42,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530205785] [2024-12-02 11:24:42,703 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:24:42,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-02 11:24:42,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:24:42,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-02 11:24:42,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2024-12-02 11:24:42,704 INFO L87 Difference]: Start difference. First operand 8806 states and 11615 transitions. Second operand has 22 states, 21 states have (on average 11.142857142857142) internal successors, (234), 18 states have internal predecessors, (234), 6 states have call successors, (114), 2 states have call predecessors, (114), 7 states have return successors, (117), 9 states have call predecessors, (117), 6 states have call successors, (117) [2024-12-02 11:24:49,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:24:49,463 INFO L93 Difference]: Finished difference Result 17645 states and 23267 transitions. [2024-12-02 11:24:49,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 11:24:49,464 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 11.142857142857142) internal successors, (234), 18 states have internal predecessors, (234), 6 states have call successors, (114), 2 states have call predecessors, (114), 7 states have return successors, (117), 9 states have call predecessors, (117), 6 states have call successors, (117) Word has length 473 [2024-12-02 11:24:49,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:24:49,505 INFO L225 Difference]: With dead ends: 17645 [2024-12-02 11:24:49,505 INFO L226 Difference]: Without dead ends: 8858 [2024-12-02 11:24:49,529 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 957 GetRequests, 935 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=58, Invalid=494, Unknown=0, NotChecked=0, Total=552 [2024-12-02 11:24:49,530 INFO L435 NwaCegarLoop]: 1849 mSDtfsCounter, 170 mSDsluCounter, 29072 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 30921 SdHoareTripleChecker+Invalid, 496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:24:49,530 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 30921 Invalid, 496 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2024-12-02 11:24:49,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8858 states. [2024-12-02 11:24:50,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8858 to 8817. [2024-12-02 11:24:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8817 states, 5922 states have (on average 1.20145221209051) internal successors, (7115), 6133 states have internal predecessors, (7115), 2228 states have call successors, (2228), 655 states have call predecessors, (2228), 659 states have return successors, (2286), 2145 states have call predecessors, (2286), 2224 states have call successors, (2286) [2024-12-02 11:24:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8817 states to 8817 states and 11629 transitions. [2024-12-02 11:24:50,644 INFO L78 Accepts]: Start accepts. Automaton has 8817 states and 11629 transitions. Word has length 473 [2024-12-02 11:24:50,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:24:50,645 INFO L471 AbstractCegarLoop]: Abstraction has 8817 states and 11629 transitions. [2024-12-02 11:24:50,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 11.142857142857142) internal successors, (234), 18 states have internal predecessors, (234), 6 states have call successors, (114), 2 states have call predecessors, (114), 7 states have return successors, (117), 9 states have call predecessors, (117), 6 states have call successors, (117) [2024-12-02 11:24:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 8817 states and 11629 transitions. [2024-12-02 11:24:50,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2024-12-02 11:24:50,650 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:24:50,650 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 10, 10, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:24:50,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 11:24:50,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:24:50,851 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:24:50,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:24:50,851 INFO L85 PathProgramCache]: Analyzing trace with hash 243103484, now seen corresponding path program 1 times [2024-12-02 11:24:50,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:24:50,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550952415] [2024-12-02 11:24:50,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:24:50,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:24:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:24:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2024-12-02 11:24:56,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:24:56,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550952415] [2024-12-02 11:24:56,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550952415] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:24:56,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072291469] [2024-12-02 11:24:56,686 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:24:56,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:24:56,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:24:56,689 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:24:56,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 11:25:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:25:02,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 4770 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-02 11:25:02,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:25:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2024-12-02 11:25:03,384 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:25:03,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072291469] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:25:03,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:25:03,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 9 [2024-12-02 11:25:03,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211680487] [2024-12-02 11:25:03,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:25:03,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 11:25:03,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:25:03,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 11:25:03,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:25:03,386 INFO L87 Difference]: Start difference. First operand 8817 states and 11629 transitions. Second operand has 9 states, 9 states have (on average 18.555555555555557) internal successors, (167), 8 states have internal predecessors, (167), 3 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 4 states have call predecessors, (59), 3 states have call successors, (59) [2024-12-02 11:25:05,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:25:05,390 INFO L93 Difference]: Finished difference Result 17586 states and 23218 transitions. [2024-12-02 11:25:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 11:25:05,390 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.555555555555557) internal successors, (167), 8 states have internal predecessors, (167), 3 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 4 states have call predecessors, (59), 3 states have call successors, (59) Word has length 540 [2024-12-02 11:25:05,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:25:05,425 INFO L225 Difference]: With dead ends: 17586 [2024-12-02 11:25:05,425 INFO L226 Difference]: Without dead ends: 8877 [2024-12-02 11:25:05,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 542 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:25:05,438 INFO L435 NwaCegarLoop]: 1875 mSDtfsCounter, 0 mSDsluCounter, 13101 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14976 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 11:25:05,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 14976 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 11:25:05,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8877 states. [2024-12-02 11:25:06,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8877 to 8869. [2024-12-02 11:25:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8869 states, 5954 states have (on average 1.2003694994961371) internal successors, (7147), 6165 states have internal predecessors, (7147), 2244 states have call successors, (2244), 655 states have call predecessors, (2244), 663 states have return successors, (2326), 2165 states have call predecessors, (2326), 2240 states have call successors, (2326) [2024-12-02 11:25:06,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8869 states to 8869 states and 11717 transitions. [2024-12-02 11:25:06,395 INFO L78 Accepts]: Start accepts. Automaton has 8869 states and 11717 transitions. Word has length 540 [2024-12-02 11:25:06,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:25:06,396 INFO L471 AbstractCegarLoop]: Abstraction has 8869 states and 11717 transitions. [2024-12-02 11:25:06,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.555555555555557) internal successors, (167), 8 states have internal predecessors, (167), 3 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 4 states have call predecessors, (59), 3 states have call successors, (59) [2024-12-02 11:25:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 8869 states and 11717 transitions. [2024-12-02 11:25:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2024-12-02 11:25:06,400 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:25:06,401 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:25:06,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 11:25:06,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:25:06,601 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:25:06,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:25:06,602 INFO L85 PathProgramCache]: Analyzing trace with hash -954374529, now seen corresponding path program 1 times [2024-12-02 11:25:06,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:25:06,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81562406] [2024-12-02 11:25:06,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:25:06,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:25:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:25:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1487 trivial. 0 not checked. [2024-12-02 11:25:11,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:25:11,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81562406] [2024-12-02 11:25:11,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81562406] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:25:11,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756501587] [2024-12-02 11:25:11,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:25:11,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:25:11,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:25:11,263 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:25:11,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 11:25:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:25:22,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 4466 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 11:25:22,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:25:23,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-12-02 11:25:23,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2024-12-02 11:25:23,607 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:25:23,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756501587] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:25:23,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:25:23,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-12-02 11:25:23,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120780052] [2024-12-02 11:25:23,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:25:23,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:25:23,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:25:23,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:25:23,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-12-02 11:25:23,608 INFO L87 Difference]: Start difference. First operand 8869 states and 11717 transitions. Second operand has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 1 states have call predecessors, (53), 1 states have call successors, (53) [2024-12-02 11:25:27,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:25:31,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:25:36,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:25:40,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:25:47,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:25:50,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:25:50,441 INFO L93 Difference]: Finished difference Result 16674 states and 22130 transitions. [2024-12-02 11:25:50,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:25:50,442 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 1 states have call predecessors, (53), 1 states have call successors, (53) Word has length 514 [2024-12-02 11:25:50,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:25:50,477 INFO L225 Difference]: With dead ends: 16674 [2024-12-02 11:25:50,477 INFO L226 Difference]: Without dead ends: 9285 [2024-12-02 11:25:50,492 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 513 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-12-02 11:25:50,492 INFO L435 NwaCegarLoop]: 1896 mSDtfsCounter, 52 mSDsluCounter, 5374 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 7270 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:25:50,492 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 7270 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 345 Invalid, 5 Unknown, 0 Unchecked, 25.0s Time] [2024-12-02 11:25:50,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9285 states. [2024-12-02 11:25:51,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9285 to 9085. [2024-12-02 11:25:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9085 states, 6134 states have (on average 1.2068796869905445) internal successors, (7403), 6349 states have internal predecessors, (7403), 2280 states have call successors, (2280), 655 states have call predecessors, (2280), 663 states have return successors, (2370), 2201 states have call predecessors, (2370), 2276 states have call successors, (2370) [2024-12-02 11:25:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9085 states to 9085 states and 12053 transitions. [2024-12-02 11:25:51,451 INFO L78 Accepts]: Start accepts. Automaton has 9085 states and 12053 transitions. Word has length 514 [2024-12-02 11:25:51,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:25:51,452 INFO L471 AbstractCegarLoop]: Abstraction has 9085 states and 12053 transitions. [2024-12-02 11:25:51,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (56), 2 states have call predecessors, (56), 1 states have return successors, (53), 1 states have call predecessors, (53), 1 states have call successors, (53) [2024-12-02 11:25:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 9085 states and 12053 transitions. [2024-12-02 11:25:51,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2024-12-02 11:25:51,457 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:25:51,457 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:25:51,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 11:25:51,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2024-12-02 11:25:51,657 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:25:51,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:25:51,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1731653156, now seen corresponding path program 1 times [2024-12-02 11:25:51,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:25:51,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716345527] [2024-12-02 11:25:51,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:25:51,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:25:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:25:55,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1487 trivial. 0 not checked. [2024-12-02 11:25:55,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:25:55,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716345527] [2024-12-02 11:25:55,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716345527] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:25:55,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338310031] [2024-12-02 11:25:55,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:25:55,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:25:55,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:25:55,962 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:25:55,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 11:26:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:01,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 4490 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-02 11:26:01,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 592 proven. 3 refuted. 0 times theorem prover too weak. 899 trivial. 0 not checked. [2024-12-02 11:26:03,284 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:26:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 1389 trivial. 0 not checked. [2024-12-02 11:26:11,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338310031] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:26:11,538 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:26:11,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 8] total 20 [2024-12-02 11:26:11,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502497295] [2024-12-02 11:26:11,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:26:11,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-12-02 11:26:11,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:11,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-12-02 11:26:11,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2024-12-02 11:26:11,541 INFO L87 Difference]: Start difference. First operand 9085 states and 12053 transitions. Second operand has 20 states, 19 states have (on average 16.05263157894737) internal successors, (305), 16 states have internal predecessors, (305), 6 states have call successors, (140), 2 states have call predecessors, (140), 7 states have return successors, (139), 9 states have call predecessors, (139), 6 states have call successors, (139) [2024-12-02 11:26:17,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:17,167 INFO L93 Difference]: Finished difference Result 18342 states and 24413 transitions. [2024-12-02 11:26:17,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 11:26:17,168 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 16.05263157894737) internal successors, (305), 16 states have internal predecessors, (305), 6 states have call successors, (140), 2 states have call predecessors, (140), 7 states have return successors, (139), 9 states have call predecessors, (139), 6 states have call successors, (139) Word has length 520 [2024-12-02 11:26:17,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:17,206 INFO L225 Difference]: With dead ends: 18342 [2024-12-02 11:26:17,206 INFO L226 Difference]: Without dead ends: 9281 [2024-12-02 11:26:17,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1047 GetRequests, 1029 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2024-12-02 11:26:17,228 INFO L435 NwaCegarLoop]: 1849 mSDtfsCounter, 326 mSDsluCounter, 23774 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 399 SdHoareTripleChecker+Valid, 25623 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:17,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [399 Valid, 25623 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-12-02 11:26:17,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9281 states. [2024-12-02 11:26:18,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9281 to 9157. [2024-12-02 11:26:18,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9157 states, 6186 states have (on average 1.204978984804397) internal successors, (7454), 6392 states have internal predecessors, (7454), 2288 states have call successors, (2288), 655 states have call predecessors, (2288), 675 states have return successors, (2414), 2229 states have call predecessors, (2414), 2284 states have call successors, (2414) [2024-12-02 11:26:18,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9157 states to 9157 states and 12156 transitions. [2024-12-02 11:26:18,277 INFO L78 Accepts]: Start accepts. Automaton has 9157 states and 12156 transitions. Word has length 520 [2024-12-02 11:26:18,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:18,277 INFO L471 AbstractCegarLoop]: Abstraction has 9157 states and 12156 transitions. [2024-12-02 11:26:18,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 16.05263157894737) internal successors, (305), 16 states have internal predecessors, (305), 6 states have call successors, (140), 2 states have call predecessors, (140), 7 states have return successors, (139), 9 states have call predecessors, (139), 6 states have call successors, (139) [2024-12-02 11:26:18,277 INFO L276 IsEmpty]: Start isEmpty. Operand 9157 states and 12156 transitions. [2024-12-02 11:26:18,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2024-12-02 11:26:18,282 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:18,282 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 11, 11, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:18,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-02 11:26:18,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2024-12-02 11:26:18,483 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:26:18,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:18,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1418272607, now seen corresponding path program 1 times [2024-12-02 11:26:18,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:18,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831408744] [2024-12-02 11:26:18,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:18,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1557 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1555 trivial. 0 not checked. [2024-12-02 11:26:25,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:25,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831408744] [2024-12-02 11:26:25,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831408744] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:26:25,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29465029] [2024-12-02 11:26:25,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:25,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:26:25,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:26:25,806 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:26:25,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-02 11:26:30,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:30,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 4840 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-02 11:26:30,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:26:32,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1557 backedges. 391 proven. 3 refuted. 0 times theorem prover too weak. 1163 trivial. 0 not checked. [2024-12-02 11:26:32,809 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:26:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1557 backedges. 54 proven. 11 refuted. 0 times theorem prover too weak. 1492 trivial. 0 not checked. [2024-12-02 11:26:41,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29465029] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:26:41,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:26:41,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 8] total 21 [2024-12-02 11:26:41,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931212398] [2024-12-02 11:26:41,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:26:41,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 11:26:41,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:41,899 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 11:26:41,899 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2024-12-02 11:26:41,899 INFO L87 Difference]: Start difference. First operand 9157 states and 12156 transitions. Second operand has 21 states, 21 states have (on average 9.142857142857142) internal successors, (192), 18 states have internal predecessors, (192), 6 states have call successors, (83), 2 states have call predecessors, (83), 6 states have return successors, (85), 9 states have call predecessors, (85), 6 states have call successors, (85) [2024-12-02 11:26:47,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:47,945 INFO L93 Difference]: Finished difference Result 17968 states and 23821 transitions. [2024-12-02 11:26:47,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 11:26:47,945 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 9.142857142857142) internal successors, (192), 18 states have internal predecessors, (192), 6 states have call successors, (83), 2 states have call predecessors, (83), 6 states have return successors, (85), 9 states have call predecessors, (85), 6 states have call successors, (85) Word has length 560 [2024-12-02 11:26:47,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:48,012 INFO L225 Difference]: With dead ends: 17968 [2024-12-02 11:26:48,012 INFO L226 Difference]: Without dead ends: 8919 [2024-12-02 11:26:48,036 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1132 GetRequests, 1113 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2024-12-02 11:26:48,036 INFO L435 NwaCegarLoop]: 1861 mSDtfsCounter, 0 mSDsluCounter, 31555 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 33416 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:48,036 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 33416 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-12-02 11:26:48,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8919 states. [2024-12-02 11:26:49,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8919 to 8917. [2024-12-02 11:26:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8917 states, 6033 states have (on average 1.2058677274987568) internal successors, (7275), 6236 states have internal predecessors, (7275), 2210 states have call successors, (2210), 645 states have call predecessors, (2210), 666 states have return successors, (2330), 2150 states have call predecessors, (2330), 2206 states have call successors, (2330) [2024-12-02 11:26:49,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8917 states to 8917 states and 11815 transitions. [2024-12-02 11:26:49,152 INFO L78 Accepts]: Start accepts. Automaton has 8917 states and 11815 transitions. Word has length 560 [2024-12-02 11:26:49,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:49,153 INFO L471 AbstractCegarLoop]: Abstraction has 8917 states and 11815 transitions. [2024-12-02 11:26:49,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 9.142857142857142) internal successors, (192), 18 states have internal predecessors, (192), 6 states have call successors, (83), 2 states have call predecessors, (83), 6 states have return successors, (85), 9 states have call predecessors, (85), 6 states have call successors, (85) [2024-12-02 11:26:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 8917 states and 11815 transitions. [2024-12-02 11:26:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2024-12-02 11:26:49,157 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:49,157 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:49,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-02 11:26:49,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2024-12-02 11:26:49,358 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:26:49,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:49,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1058425313, now seen corresponding path program 1 times [2024-12-02 11:26:49,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:49,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876790886] [2024-12-02 11:26:49,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:49,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:51,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1938 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1938 trivial. 0 not checked. [2024-12-02 11:26:51,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:51,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876790886] [2024-12-02 11:26:51,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876790886] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:26:51,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:26:51,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:26:51,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487225904] [2024-12-02 11:26:51,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:26:51,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:26:51,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:51,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:26:51,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:26:51,991 INFO L87 Difference]: Start difference. First operand 8917 states and 11815 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-12-02 11:26:54,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:26:54,198 INFO L93 Difference]: Finished difference Result 16666 states and 22120 transitions. [2024-12-02 11:26:54,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:26:54,199 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 556 [2024-12-02 11:26:54,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:26:54,236 INFO L225 Difference]: With dead ends: 16666 [2024-12-02 11:26:54,236 INFO L226 Difference]: Without dead ends: 8989 [2024-12-02 11:26:54,251 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:26:54,252 INFO L435 NwaCegarLoop]: 1873 mSDtfsCounter, 64 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 3647 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 11:26:54,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 3647 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 11:26:54,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8989 states. [2024-12-02 11:26:55,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8989 to 8925. [2024-12-02 11:26:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8925 states, 6041 states have (on average 1.205595100148982) internal successors, (7283), 6244 states have internal predecessors, (7283), 2210 states have call successors, (2210), 645 states have call predecessors, (2210), 666 states have return successors, (2330), 2150 states have call predecessors, (2330), 2206 states have call successors, (2330) [2024-12-02 11:26:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8925 states to 8925 states and 11823 transitions. [2024-12-02 11:26:55,176 INFO L78 Accepts]: Start accepts. Automaton has 8925 states and 11823 transitions. Word has length 556 [2024-12-02 11:26:55,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:26:55,177 INFO L471 AbstractCegarLoop]: Abstraction has 8925 states and 11823 transitions. [2024-12-02 11:26:55,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-12-02 11:26:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 8925 states and 11823 transitions. [2024-12-02 11:26:55,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2024-12-02 11:26:55,181 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:26:55,181 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 9, 9, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:55,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-12-02 11:26:55,181 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:26:55,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:26:55,181 INFO L85 PathProgramCache]: Analyzing trace with hash 565030537, now seen corresponding path program 1 times [2024-12-02 11:26:55,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:26:55,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981130173] [2024-12-02 11:26:55,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:26:55,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:26:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:26:58,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2024-12-02 11:26:58,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:26:58,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981130173] [2024-12-02 11:26:58,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981130173] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:26:58,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:26:58,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:26:58,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587019588] [2024-12-02 11:26:58,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:26:58,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 11:26:58,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:26:58,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 11:26:58,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 11:26:58,062 INFO L87 Difference]: Start difference. First operand 8925 states and 11823 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 3 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2024-12-02 11:27:02,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:19,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:19,312 INFO L93 Difference]: Finished difference Result 13428 states and 17746 transitions. [2024-12-02 11:27:19,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 11:27:19,313 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 3 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 518 [2024-12-02 11:27:19,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:19,357 INFO L225 Difference]: With dead ends: 13428 [2024-12-02 11:27:19,357 INFO L226 Difference]: Without dead ends: 13426 [2024-12-02 11:27:19,361 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:27:19,361 INFO L435 NwaCegarLoop]: 3740 mSDtfsCounter, 3427 mSDsluCounter, 6948 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 10688 SdHoareTripleChecker+Invalid, 1433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:19,361 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 10688 Invalid, 1433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1431 Invalid, 1 Unknown, 0 Unchecked, 19.2s Time] [2024-12-02 11:27:19,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13426 states. [2024-12-02 11:27:20,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13426 to 13069. [2024-12-02 11:27:20,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13069 states, 8865 states have (on average 1.2092498589960519) internal successors, (10720), 9166 states have internal predecessors, (10720), 3228 states have call successors, (3228), 937 states have call predecessors, (3228), 968 states have return successors, (3410), 3136 states have call predecessors, (3410), 3224 states have call successors, (3410) [2024-12-02 11:27:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13069 states to 13069 states and 17358 transitions. [2024-12-02 11:27:20,767 INFO L78 Accepts]: Start accepts. Automaton has 13069 states and 17358 transitions. Word has length 518 [2024-12-02 11:27:20,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:20,767 INFO L471 AbstractCegarLoop]: Abstraction has 13069 states and 17358 transitions. [2024-12-02 11:27:20,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 3 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2024-12-02 11:27:20,767 INFO L276 IsEmpty]: Start isEmpty. Operand 13069 states and 17358 transitions. [2024-12-02 11:27:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2024-12-02 11:27:20,771 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:20,772 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:27:20,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-12-02 11:27:20,772 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:27:20,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:20,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1786105757, now seen corresponding path program 1 times [2024-12-02 11:27:20,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:27:20,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52357509] [2024-12-02 11:27:20,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:20,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:27:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:23,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1976 trivial. 0 not checked. [2024-12-02 11:27:23,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:27:23,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52357509] [2024-12-02 11:27:23,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52357509] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:27:23,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:27:23,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 11:27:23,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906402332] [2024-12-02 11:27:23,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:27:23,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:27:23,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:27:23,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:27:23,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:27:23,954 INFO L87 Difference]: Start difference. First operand 13069 states and 17358 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 5 states have internal predecessors, (169), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) [2024-12-02 11:27:25,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:26,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:28,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:27:29,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:29,890 INFO L93 Difference]: Finished difference Result 24540 states and 32681 transitions. [2024-12-02 11:27:29,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:27:29,890 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 5 states have internal predecessors, (169), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) Word has length 564 [2024-12-02 11:27:29,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:29,946 INFO L225 Difference]: With dead ends: 24540 [2024-12-02 11:27:29,946 INFO L226 Difference]: Without dead ends: 13219 [2024-12-02 11:27:29,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-02 11:27:29,973 INFO L435 NwaCegarLoop]: 1871 mSDtfsCounter, 86 mSDsluCounter, 7383 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 9254 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:29,973 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 9254 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-12-02 11:27:29,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13219 states. [2024-12-02 11:27:31,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13219 to 13111. [2024-12-02 11:27:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13111 states, 8907 states have (on average 1.2082631638037498) internal successors, (10762), 9190 states have internal predecessors, (10762), 3228 states have call successors, (3228), 937 states have call predecessors, (3228), 968 states have return successors, (3410), 3154 states have call predecessors, (3410), 3224 states have call successors, (3410) [2024-12-02 11:27:31,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13111 states to 13111 states and 17400 transitions. [2024-12-02 11:27:31,325 INFO L78 Accepts]: Start accepts. Automaton has 13111 states and 17400 transitions. Word has length 564 [2024-12-02 11:27:31,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:31,325 INFO L471 AbstractCegarLoop]: Abstraction has 13111 states and 17400 transitions. [2024-12-02 11:27:31,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 5 states have internal predecessors, (169), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) [2024-12-02 11:27:31,325 INFO L276 IsEmpty]: Start isEmpty. Operand 13111 states and 17400 transitions. [2024-12-02 11:27:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2024-12-02 11:27:31,331 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:31,331 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:27:31,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-12-02 11:27:31,332 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:27:31,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:31,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1744436666, now seen corresponding path program 1 times [2024-12-02 11:27:31,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:27:31,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893898414] [2024-12-02 11:27:31,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:31,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:27:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2024-12-02 11:27:33,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:27:33,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893898414] [2024-12-02 11:27:33,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893898414] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:27:33,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:27:33,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 11:27:33,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583373674] [2024-12-02 11:27:33,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:27:33,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:27:33,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:27:33,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:27:33,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:27:33,425 INFO L87 Difference]: Start difference. First operand 13111 states and 17400 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-12-02 11:27:34,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:34,906 INFO L93 Difference]: Finished difference Result 24780 states and 33041 transitions. [2024-12-02 11:27:34,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:27:34,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 569 [2024-12-02 11:27:34,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:34,962 INFO L225 Difference]: With dead ends: 24780 [2024-12-02 11:27:34,962 INFO L226 Difference]: Without dead ends: 13417 [2024-12-02 11:27:34,988 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:27:34,988 INFO L435 NwaCegarLoop]: 1868 mSDtfsCounter, 19 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 3721 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:34,988 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 3721 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 11:27:34,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13417 states. [2024-12-02 11:27:36,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13417 to 13255. [2024-12-02 11:27:36,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13255 states, 9033 states have (on average 1.2093435182110042) internal successors, (10924), 9316 states have internal predecessors, (10924), 3246 states have call successors, (3246), 937 states have call predecessors, (3246), 968 states have return successors, (3428), 3172 states have call predecessors, (3428), 3242 states have call successors, (3428) [2024-12-02 11:27:36,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13255 states to 13255 states and 17598 transitions. [2024-12-02 11:27:36,337 INFO L78 Accepts]: Start accepts. Automaton has 13255 states and 17598 transitions. Word has length 569 [2024-12-02 11:27:36,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:36,338 INFO L471 AbstractCegarLoop]: Abstraction has 13255 states and 17598 transitions. [2024-12-02 11:27:36,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-12-02 11:27:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 13255 states and 17598 transitions. [2024-12-02 11:27:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2024-12-02 11:27:36,343 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:36,343 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:27:36,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-12-02 11:27:36,343 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:27:36,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:36,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1682320189, now seen corresponding path program 1 times [2024-12-02 11:27:36,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:27:36,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077624267] [2024-12-02 11:27:36,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:36,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:27:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2232 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2232 trivial. 0 not checked. [2024-12-02 11:27:39,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:27:39,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077624267] [2024-12-02 11:27:39,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077624267] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:27:39,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:27:39,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 11:27:39,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220348378] [2024-12-02 11:27:39,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:27:39,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 11:27:39,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:27:39,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 11:27:39,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:27:39,374 INFO L87 Difference]: Start difference. First operand 13255 states and 17598 transitions. Second operand has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-12-02 11:27:40,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:27:40,769 INFO L93 Difference]: Finished difference Result 24798 states and 33029 transitions. [2024-12-02 11:27:40,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 11:27:40,770 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 580 [2024-12-02 11:27:40,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:27:40,826 INFO L225 Difference]: With dead ends: 24798 [2024-12-02 11:27:40,826 INFO L226 Difference]: Without dead ends: 13291 [2024-12-02 11:27:40,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 11:27:40,854 INFO L435 NwaCegarLoop]: 1871 mSDtfsCounter, 0 mSDsluCounter, 3739 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5610 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 11:27:40,854 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5610 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 11:27:40,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13291 states. [2024-12-02 11:27:42,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13291 to 13291. [2024-12-02 11:27:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13291 states, 9057 states have (on average 1.2101137241912332) internal successors, (10960), 9352 states have internal predecessors, (10960), 3246 states have call successors, (3246), 937 states have call predecessors, (3246), 980 states have return successors, (3440), 3172 states have call predecessors, (3440), 3242 states have call successors, (3440) [2024-12-02 11:27:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13291 states to 13291 states and 17646 transitions. [2024-12-02 11:27:42,234 INFO L78 Accepts]: Start accepts. Automaton has 13291 states and 17646 transitions. Word has length 580 [2024-12-02 11:27:42,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:27:42,235 INFO L471 AbstractCegarLoop]: Abstraction has 13291 states and 17646 transitions. [2024-12-02 11:27:42,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.75) internal successors, (167), 4 states have internal predecessors, (167), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-12-02 11:27:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 13291 states and 17646 transitions. [2024-12-02 11:27:42,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2024-12-02 11:27:42,240 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:27:42,240 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:27:42,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-12-02 11:27:42,241 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:27:42,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:27:42,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1185201911, now seen corresponding path program 1 times [2024-12-02 11:27:42,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:27:42,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758357103] [2024-12-02 11:27:42,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:42,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:27:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:27:45,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2024-12-02 11:27:45,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:27:45,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758357103] [2024-12-02 11:27:45,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758357103] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:27:45,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746509569] [2024-12-02 11:27:45,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:27:45,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:27:45,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:27:45,418 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:27:45,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-02 11:28:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:28:03,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 4664 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 11:28:03,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:28:04,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-12-02 11:28:04,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 1715 trivial. 0 not checked. [2024-12-02 11:28:04,869 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:28:04,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746509569] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:28:04,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:28:04,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2024-12-02 11:28:04,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652255265] [2024-12-02 11:28:04,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:28:04,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:28:04,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:28:04,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:28:04,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:28:04,871 INFO L87 Difference]: Start difference. First operand 13291 states and 17646 transitions. Second operand has 6 states, 6 states have (on average 30.333333333333332) internal successors, (182), 6 states have internal predecessors, (182), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2024-12-02 11:28:08,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:13,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:17,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:22,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:26,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:30,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:34,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:36,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:28:40,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:28:40,744 INFO L93 Difference]: Finished difference Result 25308 states and 33767 transitions. [2024-12-02 11:28:40,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:28:40,744 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.333333333333332) internal successors, (182), 6 states have internal predecessors, (182), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 565 [2024-12-02 11:28:40,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:28:40,805 INFO L225 Difference]: With dead ends: 25308 [2024-12-02 11:28:40,805 INFO L226 Difference]: Without dead ends: 13765 [2024-12-02 11:28:40,833 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 562 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-12-02 11:28:40,833 INFO L435 NwaCegarLoop]: 1897 mSDtfsCounter, 83 mSDsluCounter, 5389 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 8 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 7286 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:28:40,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 7286 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 398 Invalid, 6 Unknown, 0 Unchecked, 34.0s Time] [2024-12-02 11:28:40,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13765 states. [2024-12-02 11:28:42,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13765 to 13303. [2024-12-02 11:28:42,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13303 states, 9069 states have (on average 1.209174109604146) internal successors, (10966), 9364 states have internal predecessors, (10966), 3246 states have call successors, (3246), 937 states have call predecessors, (3246), 980 states have return successors, (3440), 3172 states have call predecessors, (3440), 3242 states have call successors, (3440) [2024-12-02 11:28:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13303 states to 13303 states and 17652 transitions. [2024-12-02 11:28:42,268 INFO L78 Accepts]: Start accepts. Automaton has 13303 states and 17652 transitions. Word has length 565 [2024-12-02 11:28:42,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:28:42,269 INFO L471 AbstractCegarLoop]: Abstraction has 13303 states and 17652 transitions. [2024-12-02 11:28:42,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.333333333333332) internal successors, (182), 6 states have internal predecessors, (182), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2024-12-02 11:28:42,269 INFO L276 IsEmpty]: Start isEmpty. Operand 13303 states and 17652 transitions. [2024-12-02 11:28:42,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2024-12-02 11:28:42,275 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:28:42,275 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:28:42,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-12-02 11:28:42,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2024-12-02 11:28:42,476 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:28:42,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:28:42,476 INFO L85 PathProgramCache]: Analyzing trace with hash -746395512, now seen corresponding path program 1 times [2024-12-02 11:28:42,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:28:42,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800343185] [2024-12-02 11:28:42,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:28:42,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:28:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:28:45,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2232 trivial. 0 not checked. [2024-12-02 11:28:45,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:28:45,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800343185] [2024-12-02 11:28:45,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800343185] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:28:45,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680545552] [2024-12-02 11:28:45,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:28:45,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:28:45,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:28:45,894 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:28:45,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-02 11:28:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:28:51,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 4740 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 11:28:51,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:28:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 1943 trivial. 0 not checked. [2024-12-02 11:28:52,949 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:28:52,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680545552] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:28:52,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:28:52,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2024-12-02 11:28:52,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268694758] [2024-12-02 11:28:52,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:28:52,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:28:52,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:28:52,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:28:52,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:28:52,950 INFO L87 Difference]: Start difference. First operand 13303 states and 17652 transitions. Second operand has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 3 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2024-12-02 11:28:57,010 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 11:29:01,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:29:05,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:29:09,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:15,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:29:19,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:29:23,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:29:27,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:32,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:36,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:40,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:44,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:48,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:52,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:29:58,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:02,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:09,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:13,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:18,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:23,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:27,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:34,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:36,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:40,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:44,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:49,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:53,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:30:58,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:31:01,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-12-02 11:31:05,463 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 [0] [2024-12-02 11:31:05,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:31:05,525 INFO L93 Difference]: Finished difference Result 30952 states and 41597 transitions. [2024-12-02 11:31:05,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:31:05,529 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 3 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 587 [2024-12-02 11:31:05,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:31:05,608 INFO L225 Difference]: With dead ends: 30952 [2024-12-02 11:31:05,608 INFO L226 Difference]: Without dead ends: 19373 [2024-12-02 11:31:05,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 583 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 11:31:05,640 INFO L435 NwaCegarLoop]: 2044 mSDtfsCounter, 759 mSDsluCounter, 5054 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 15 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 128.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 769 SdHoareTripleChecker+Valid, 7098 SdHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 130.2s IncrementalHoareTripleChecker+Time [2024-12-02 11:31:05,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [769 Valid, 7098 Invalid, 1165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1123 Invalid, 27 Unknown, 0 Unchecked, 130.2s Time] [2024-12-02 11:31:05,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19373 states. [2024-12-02 11:31:07,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19373 to 18988. [2024-12-02 11:31:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18988 states, 12851 states have (on average 1.2065208933156952) internal successors, (15505), 13417 states have internal predecessors, (15505), 4665 states have call successors, (4665), 1412 states have call predecessors, (4665), 1464 states have return successors, (5364), 4433 states have call predecessors, (5364), 4661 states have call successors, (5364) [2024-12-02 11:31:07,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18988 states to 18988 states and 25534 transitions. [2024-12-02 11:31:07,751 INFO L78 Accepts]: Start accepts. Automaton has 18988 states and 25534 transitions. Word has length 587 [2024-12-02 11:31:07,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:31:07,751 INFO L471 AbstractCegarLoop]: Abstraction has 18988 states and 25534 transitions. [2024-12-02 11:31:07,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.833333333333332) internal successors, (185), 6 states have internal predecessors, (185), 3 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2024-12-02 11:31:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 18988 states and 25534 transitions. [2024-12-02 11:31:07,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2024-12-02 11:31:07,757 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:31:07,757 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:07,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-12-02 11:31:07,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:31:07,957 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-12-02 11:31:07,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:31:07,958 INFO L85 PathProgramCache]: Analyzing trace with hash 800444103, now seen corresponding path program 1 times [2024-12-02 11:31:07,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:31:07,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554771878] [2024-12-02 11:31:07,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:31:07,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:31:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:31:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2024-12-02 11:31:11,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:31:11,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554771878] [2024-12-02 11:31:11,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554771878] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:31:11,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537505271] [2024-12-02 11:31:11,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:31:11,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:31:11,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:31:11,065 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:31:11,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ac78986-9fcc-4651-ade6-cafa9cac75cb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-02 11:31:16,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:31:16,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 4690 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-02 11:31:16,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:31:20,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 1 [2024-12-02 11:31:20,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2024-12-02 11:31:22,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2024-12-02 11:31:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 332 proven. 10 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2024-12-02 11:31:22,573 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 11:31:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 66 proven. 22 refuted. 0 times theorem prover too weak. 1893 trivial. 0 not checked. [2024-12-02 11:31:35,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537505271] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 11:31:35,743 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 11:31:35,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 15, 13] total 28 [2024-12-02 11:31:35,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027451296] [2024-12-02 11:31:35,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 11:31:35,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 11:31:35,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:31:35,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 11:31:35,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=690, Unknown=0, NotChecked=0, Total=756 [2024-12-02 11:31:35,745 INFO L87 Difference]: Start difference. First operand 18988 states and 25534 transitions. Second operand has 28 states, 27 states have (on average 9.0) internal successors, (243), 24 states have internal predecessors, (243), 11 states have call successors, (82), 3 states have call predecessors, (82), 9 states have return successors, (84), 14 states have call predecessors, (84), 11 states have call successors, (84) [2024-12-02 11:31:39,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:31:44,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:48,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:31:55,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:31:59,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:03,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 11:32:31,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:36,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:40,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:42,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:46,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:51,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:56,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:32:57,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 11:33:01,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0]