./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC --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 c92b4575edda3bfe929e4a6f3becf9555a141fd3a841edf990c132d5b9817085 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:40:44,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:40:44,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 22:40:44,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:40:44,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:40:44,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:40:44,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:40:44,353 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:40:44,353 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:40:44,353 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:40:44,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:40:44,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:40:44,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:40:44,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:40:44,354 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:40:44,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:40:44,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:40:44,356 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:40:44,356 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:40:44,356 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:40:44,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:40:44,356 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:40:44,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:40:44,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:40:44,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:40:44,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:40:44,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:40:44,358 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:40:44,358 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:40:44,358 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:40:44,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:40:44,358 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_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC 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 -> c92b4575edda3bfe929e4a6f3becf9555a141fd3a841edf990c132d5b9817085 [2024-11-23 22:40:44,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:40:44,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:40:44,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:40:44,734 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:40:44,735 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:40:44,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2024-11-23 22:40:47,724 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/data/998815862/2d479460bb384363874f6562f5d4fdf3/FLAG83a7919ea [2024-11-23 22:40:48,515 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:40:48,516 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2024-11-23 22:40:48,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/data/998815862/2d479460bb384363874f6562f5d4fdf3/FLAG83a7919ea [2024-11-23 22:40:48,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/data/998815862/2d479460bb384363874f6562f5d4fdf3 [2024-11-23 22:40:48,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:40:48,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:40:48,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:40:48,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:40:48,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:40:48,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:48" (1/1) ... [2024-11-23 22:40:48,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2499aaf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:48, skipping insertion in model container [2024-11-23 22:40:48,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:48" (1/1) ... [2024-11-23 22:40:48,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:40:52,015 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428009,428022] [2024-11-23 22:40:52,018 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428178,428191] [2024-11-23 22:40:52,019 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428345,428358] [2024-11-23 22:40:52,020 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428513,428526] [2024-11-23 22:40:52,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:40:52,130 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:40:52,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5587] [2024-11-23 22:40:52,498 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/media/usb/em28xx/em28xx-video.c"), "i" (805), "i" (12UL)); [6763-6764] [2024-11-23 22:40:53,038 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428009,428022] [2024-11-23 22:40:53,040 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428178,428191] [2024-11-23 22:40:53,040 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428345,428358] [2024-11-23 22:40:53,041 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i[428513,428526] [2024-11-23 22:40:53,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:40:53,242 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:40:53,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53 WrapperNode [2024-11-23 22:40:53,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:40:53,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:40:53,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:40:53,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:40:53,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:40:53,376 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:40:54,481 INFO L138 Inliner]: procedures = 414, calls = 4401, calls flagged for inlining = 199, calls inlined = 190, statements flattened = 9336 [2024-11-23 22:40:54,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:40:54,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:40:54,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:40:54,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:40:54,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:40:54,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:40:54,827 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:40:59,376 INFO L175 MemorySlicer]: Split 3227 memory accesses to 20 slices as follows [1887, 16, 48, 1, 2, 3, 8, 5, 5, 5, 24, 1173, 1, 13, 12, 2, 8, 6, 2, 6]. 58 percent of accesses are in the largest equivalence class. The 180 initializations are split as follows [70, 16, 48, 1, 2, 3, 8, 4, 4, 4, 0, 0, 0, 0, 0, 0, 8, 6, 0, 6]. The 1736 writes are split as follows [1058, 0, 0, 0, 0, 0, 0, 0, 0, 0, 14, 652, 0, 0, 11, 1, 0, 0, 0, 0]. [2024-11-23 22:40:59,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:40:59,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,201 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:41:00,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:41:00,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:41:00,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:41:00,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (1/1) ... [2024-11-23 22:41:00,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:41:00,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:41:00,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:41:00,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5886d753-ebab-4fa4-ba8b-e146b5c8ed93/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:41:00,528 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2024-11-23 22:41:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2024-11-23 22:41:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 22:41:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 22:41:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_capture_area_set [2024-11-23 22:41:00,529 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_capture_area_set [2024-11-23 22:41:00,529 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2024-11-23 22:41:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2024-11-23 22:41:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_queue_init [2024-11-23 22:41:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_queue_init [2024-11-23 22:41:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 22:41:00,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 22:41:00,530 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2024-11-23 22:41:00,531 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2024-11-23 22:41:00,531 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_init [2024-11-23 22:41:00,532 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_init [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_em28xx [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_em28xx [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_55 [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_55 [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-23 22:41:00,533 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-23 22:41:00,533 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_vbi_supported [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_vbi_supported [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_copy_video [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_copy_video [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_vbi_streaming [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_vbi_streaming [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_tuner_addrs [2024-11-23 22:41:00,534 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_tuner_addrs [2024-11-23 22:41:00,534 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2024-11-23 22:41:00,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2024-11-23 22:41:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 22:41:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 22:41:00,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 22:41:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 22:41:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 22:41:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 22:41:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 22:41:00,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2024-11-23 22:41:00,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-23 22:41:00,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 22:41:00,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2024-11-23 22:41:00,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2024-11-23 22:41:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-23 22:41:00,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-23 22:41:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-23 22:41:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-23 22:41:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-23 22:41:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-23 22:41:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-23 22:41:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-23 22:41:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-23 22:41:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-23 22:41:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-23 22:41:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-23 22:41:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-23 22:41:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-23 22:41:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-23 22:41:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-23 22:41:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-23 22:41:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-23 22:41:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-23 22:41:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-23 22:41:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-23 22:41:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-23 22:41:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-23 22:41:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-23 22:41:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-23 22:41:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-23 22:41:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-23 22:41:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2024-11-23 22:41:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2024-11-23 22:41:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl [2024-11-23 22:41:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl [2024-11-23 22:41:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-23 22:41:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-23 22:41:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2024-11-23 22:41:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2024-11-23 22:41:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2024-11-23 22:41:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2024-11-23 22:41:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2024-11-23 22:41:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2024-11-23 22:41:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-23 22:41:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-23 22:41:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 22:41:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure video_mux [2024-11-23 22:41:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mux [2024-11-23 22:41:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-23 22:41:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-23 22:41:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-23 22:41:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 22:41:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 22:41:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 22:41:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2024-11-23 22:41:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 22:41:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2024-11-23 22:41:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_prepare [2024-11-23 22:41:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_prepare [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_analog_streaming [2024-11-23 22:41:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_analog_streaming [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-23 22:41:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-23 22:41:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2024-11-23 22:41:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2024-11-23 22:41:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2024-11-23 22:41:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2024-11-23 22:41:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_reg_len [2024-11-23 22:41:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_reg_len [2024-11-23 22:41:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_queue [2024-11-23 22:41:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_queue [2024-11-23 22:41:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2024-11-23 22:41:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2024-11-23 22:41:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-23 22:41:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-23 22:41:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2024-11-23 22:41:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2024-11-23 22:41:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure get_ressource [2024-11-23 22:41:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ressource [2024-11-23 22:41:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_outfmt [2024-11-23 22:41:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_outfmt [2024-11-23 22:41:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:41:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:41:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-23 22:41:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-23 22:41:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-23 22:41:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-23 22:41:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2024-11-23 22:41:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2024-11-23 22:41:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev [2024-11-23 22:41:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2024-11-23 22:41:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 22:41:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 22:41:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 22:41:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 22:41:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 22:41:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2024-11-23 22:41:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 22:41:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_close [2024-11-23 22:41:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_close [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-23 22:41:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-23 22:41:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-23 22:41:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_s_ctrl [2024-11-23 22:41:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_s_ctrl [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 22:41:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-23 22:41:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 22:41:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-23 22:41:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-23 22:41:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-23 22:41:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-23 22:41:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_prepare [2024-11-23 22:41:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_prepare [2024-11-23 22:41:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2024-11-23 22:41:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2024-11-23 22:41:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_em28xx_video_unregister_5_2 [2024-11-23 22:41:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_em28xx_video_unregister_5_2 [2024-11-23 22:41:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-23 22:41:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 22:41:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2024-11-23 22:41:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_notify [2024-11-23 22:41:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_notify [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_video_format [2024-11-23 22:41:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_video_format [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 22:41:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2024-11-23 22:41:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 22:41:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2024-11-23 22:41:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-23 22:41:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-23 22:41:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_resolution_set [2024-11-23 22:41:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_resolution_set [2024-11-23 22:41:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_open [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_open [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_vdev_init [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_vdev_init [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_videodevice_release [2024-11-23 22:41:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_videodevice_release [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 22:41:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 22:41:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 22:41:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 22:41:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 22:41:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 22:41:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-23 22:41:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 22:41:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2024-11-23 22:41:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure finish_field_prepare_next [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_field_prepare_next [2024-11-23 22:41:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_wake_i2c [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_wake_i2c [2024-11-23 22:41:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure size_to_scale [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure size_to_scale [2024-11-23 22:41:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2024-11-23 22:41:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_fini [2024-11-23 22:41:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_fini [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-23 22:41:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure scale_to_size [2024-11-23 22:41:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure scale_to_size [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2024-11-23 22:41:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2024-11-23 22:41:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2024-11-23 22:41:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-23 22:41:00,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:41:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 22:41:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_vaddr [2024-11-23 22:41:00,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_vaddr [2024-11-23 22:41:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-23 22:41:00,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-23 22:41:02,350 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:41:02,354 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:41:03,470 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 22:41:46,525 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-23 22:41:48,664 INFO L? ?]: Removed 3815 outVars from TransFormulas that were not future-live. [2024-11-23 22:41:48,664 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:41:48,725 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:41:48,726 INFO L312 CfgBuilder]: Removed 22 assume(true) statements. [2024-11-23 22:41:48,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:41:48 BoogieIcfgContainer [2024-11-23 22:41:48,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:41:48,729 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:41:48,729 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:41:48,734 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:41:48,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:40:48" (1/3) ... [2024-11-23 22:41:48,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174c7112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:41:48, skipping insertion in model container [2024-11-23 22:41:48,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:53" (2/3) ... [2024-11-23 22:41:48,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174c7112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:41:48, skipping insertion in model container [2024-11-23 22:41:48,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:41:48" (3/3) ... [2024-11-23 22:41:48,737 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2024-11-23 22:41:48,752 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:41:48,756 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i that has 167 procedures, 2781 locations, 1 initial locations, 82 loop locations, and 3 error locations. [2024-11-23 22:41:48,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:41:48,889 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;@3b22d99f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:41:48,890 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-23 22:41:48,899 INFO L276 IsEmpty]: Start isEmpty. Operand has 2513 states, 1841 states have (on average 1.3307984790874525) internal successors, (2450), 1856 states have internal predecessors, (2450), 561 states have call successors, (561), 109 states have call predecessors, (561), 108 states have return successors, (554), 553 states have call predecessors, (554), 554 states have call successors, (554) [2024-11-23 22:41:48,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-11-23 22:41:48,926 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:41:48,927 INFO L218 NwaCegarLoop]: trace histogram [39, 39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:41:48,928 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:41:48,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:41:48,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1111580243, now seen corresponding path program 1 times [2024-11-23 22:41:48,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:41:48,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688645304] [2024-11-23 22:41:48,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:41:48,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:43:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:43:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2024-11-23 22:43:22,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:43:22,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688645304] [2024-11-23 22:43:22,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688645304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:43:22,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:43:22,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:43:22,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637542137] [2024-11-23 22:43:22,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:43:22,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:43:22,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:43:22,957 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:43:22,958 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:43:22,966 INFO L87 Difference]: Start difference. First operand has 2513 states, 1841 states have (on average 1.3307984790874525) internal successors, (2450), 1856 states have internal predecessors, (2450), 561 states have call successors, (561), 109 states have call predecessors, (561), 108 states have return successors, (554), 553 states have call predecessors, (554), 554 states have call successors, (554) Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-23 22:43:27,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:43:29,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:43:29,039 INFO L93 Difference]: Finished difference Result 7280 states and 10477 transitions. [2024-11-23 22:43:29,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:43:29,042 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 442 [2024-11-23 22:43:29,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:43:29,228 INFO L225 Difference]: With dead ends: 7280 [2024-11-23 22:43:29,228 INFO L226 Difference]: Without dead ends: 4835 [2024-11-23 22:43:29,279 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:43:29,286 INFO L435 NwaCegarLoop]: 3556 mSDtfsCounter, 3316 mSDsluCounter, 3494 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3316 SdHoareTripleChecker+Valid, 7050 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:43:29,287 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3316 Valid, 7050 Invalid, 64 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 50 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-23 22:43:29,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2024-11-23 22:43:29,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 4831. [2024-11-23 22:43:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4831 states, 3572 states have (on average 1.3258678611422172) internal successors, (4736), 3601 states have internal predecessors, (4736), 1044 states have call successors, (1044), 213 states have call predecessors, (1044), 212 states have return successors, (1040), 1038 states have call predecessors, (1040), 1040 states have call successors, (1040) [2024-11-23 22:43:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 4831 states and 6820 transitions. [2024-11-23 22:43:30,000 INFO L78 Accepts]: Start accepts. Automaton has 4831 states and 6820 transitions. Word has length 442 [2024-11-23 22:43:30,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:43:30,005 INFO L471 AbstractCegarLoop]: Abstraction has 4831 states and 6820 transitions. [2024-11-23 22:43:30,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-23 22:43:30,005 INFO L276 IsEmpty]: Start isEmpty. Operand 4831 states and 6820 transitions. [2024-11-23 22:43:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-11-23 22:43:30,040 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:43:30,041 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:43:30,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 22:43:30,042 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:43:30,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:43:30,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1490638555, now seen corresponding path program 1 times [2024-11-23 22:43:30,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:43:30,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242488238] [2024-11-23 22:43:30,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:43:30,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:45:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:45:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2024-11-23 22:45:03,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:45:03,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242488238] [2024-11-23 22:45:03,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242488238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:45:03,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:45:03,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:45:03,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475750045] [2024-11-23 22:45:03,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:45:03,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:45:03,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:45:03,677 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:45:03,677 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:45:03,678 INFO L87 Difference]: Start difference. First operand 4831 states and 6820 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-23 22:45:07,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:45:09,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:45:09,875 INFO L93 Difference]: Finished difference Result 11875 states and 16747 transitions. [2024-11-23 22:45:09,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:45:09,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 475 [2024-11-23 22:45:09,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:45:09,937 INFO L225 Difference]: With dead ends: 11875 [2024-11-23 22:45:09,937 INFO L226 Difference]: Without dead ends: 7125 [2024-11-23 22:45:09,964 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:45:09,966 INFO L435 NwaCegarLoop]: 3566 mSDtfsCounter, 3292 mSDsluCounter, 3486 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3292 SdHoareTripleChecker+Valid, 7052 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:45:09,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3292 Valid, 7052 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-23 22:45:09,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7125 states. [2024-11-23 22:45:10,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7125 to 7093. [2024-11-23 22:45:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7093 states, 5264 states have (on average 1.3273176291793314) internal successors, (6987), 5308 states have internal predecessors, (6987), 1508 states have call successors, (1508), 319 states have call predecessors, (1508), 318 states have return successors, (1504), 1498 states have call predecessors, (1504), 1504 states have call successors, (1504) [2024-11-23 22:45:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7093 states to 7093 states and 9999 transitions. [2024-11-23 22:45:10,453 INFO L78 Accepts]: Start accepts. Automaton has 7093 states and 9999 transitions. Word has length 475 [2024-11-23 22:45:10,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:45:10,458 INFO L471 AbstractCegarLoop]: Abstraction has 7093 states and 9999 transitions. [2024-11-23 22:45:10,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-23 22:45:10,458 INFO L276 IsEmpty]: Start isEmpty. Operand 7093 states and 9999 transitions. [2024-11-23 22:45:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-11-23 22:45:10,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:45:10,474 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:45:10,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:45:10,474 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:45:10,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:45:10,475 INFO L85 PathProgramCache]: Analyzing trace with hash 2015661416, now seen corresponding path program 1 times [2024-11-23 22:45:10,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:45:10,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780091878] [2024-11-23 22:45:10,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:45:10,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:46:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:46:45,284 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2024-11-23 22:46:45,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:46:45,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780091878] [2024-11-23 22:46:45,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780091878] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:46:45,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:46:45,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:46:45,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427262847] [2024-11-23 22:46:45,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:46:45,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:46:45,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:46:45,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:46:45,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:46:45,290 INFO L87 Difference]: Start difference. First operand 7093 states and 9999 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-23 22:46:49,562 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 [] [2024-11-23 22:46:51,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:46:51,625 INFO L93 Difference]: Finished difference Result 18590 states and 26207 transitions. [2024-11-23 22:46:51,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:46:51,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 475 [2024-11-23 22:46:51,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:46:51,719 INFO L225 Difference]: With dead ends: 18590 [2024-11-23 22:46:51,719 INFO L226 Difference]: Without dead ends: 11578 [2024-11-23 22:46:51,760 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:46:51,763 INFO L435 NwaCegarLoop]: 3678 mSDtfsCounter, 3292 mSDsluCounter, 3485 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3292 SdHoareTripleChecker+Valid, 7163 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:46:51,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3292 Valid, 7163 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-23 22:46:51,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11578 states. [2024-11-23 22:46:52,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11578 to 11548. [2024-11-23 22:46:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11548 states, 8596 states have (on average 1.328873894834807) internal successors, (11423), 8670 states have internal predecessors, (11423), 2429 states have call successors, (2429), 521 states have call predecessors, (2429), 520 states have return successors, (2425), 2411 states have call predecessors, (2425), 2425 states have call successors, (2425) [2024-11-23 22:46:52,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11548 states to 11548 states and 16277 transitions. [2024-11-23 22:46:52,381 INFO L78 Accepts]: Start accepts. Automaton has 11548 states and 16277 transitions. Word has length 475 [2024-11-23 22:46:52,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:46:52,382 INFO L471 AbstractCegarLoop]: Abstraction has 11548 states and 16277 transitions. [2024-11-23 22:46:52,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-23 22:46:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11548 states and 16277 transitions. [2024-11-23 22:46:52,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-11-23 22:46:52,505 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:46:52,506 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 38, 38, 38, 38, 38, 38, 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] [2024-11-23 22:46:52,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:46:52,506 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:46:52,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:46:52,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1977534811, now seen corresponding path program 1 times [2024-11-23 22:46:52,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:46:52,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284543944] [2024-11-23 22:46:52,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:46:52,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:48:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:48:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6678 trivial. 0 not checked. [2024-11-23 22:48:26,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:48:26,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284543944] [2024-11-23 22:48:26,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284543944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:48:26,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:48:26,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:48:26,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866235992] [2024-11-23 22:48:26,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:48:26,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:48:26,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:48:26,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:48:26,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:48:26,383 INFO L87 Difference]: Start difference. First operand 11548 states and 16277 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 22:48:30,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:48:32,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:48:32,715 INFO L93 Difference]: Finished difference Result 29908 states and 42176 transitions. [2024-11-23 22:48:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:48:32,716 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 485 [2024-11-23 22:48:32,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:48:32,910 INFO L225 Difference]: With dead ends: 29908 [2024-11-23 22:48:32,910 INFO L226 Difference]: Without dead ends: 20602 [2024-11-23 22:48:32,967 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:48:32,968 INFO L435 NwaCegarLoop]: 6808 mSDtfsCounter, 3296 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3296 SdHoareTripleChecker+Valid, 10288 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:48:32,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3296 Valid, 10288 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-23 22:48:32,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20602 states. [2024-11-23 22:48:33,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20602 to 20598. [2024-11-23 22:48:33,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20598 states, 15359 states have (on average 1.3291880981834754) internal successors, (20415), 15481 states have internal predecessors, (20415), 4305 states have call successors, (4305), 932 states have call predecessors, (4305), 931 states have return successors, (4301), 4283 states have call predecessors, (4301), 4301 states have call successors, (4301) [2024-11-23 22:48:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20598 states to 20598 states and 29021 transitions. [2024-11-23 22:48:33,948 INFO L78 Accepts]: Start accepts. Automaton has 20598 states and 29021 transitions. Word has length 485 [2024-11-23 22:48:33,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:48:33,949 INFO L471 AbstractCegarLoop]: Abstraction has 20598 states and 29021 transitions. [2024-11-23 22:48:33,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 22:48:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 20598 states and 29021 transitions. [2024-11-23 22:48:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-11-23 22:48:33,964 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:48:33,965 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 38, 38, 38, 38, 38, 38, 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] [2024-11-23 22:48:33,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:48:33,965 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:48:33,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:48:33,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1554832985, now seen corresponding path program 1 times [2024-11-23 22:48:33,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:48:33,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591233359] [2024-11-23 22:48:33,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:48:33,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:50:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:50:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6678 trivial. 0 not checked. [2024-11-23 22:50:11,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:50:11,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591233359] [2024-11-23 22:50:11,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591233359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:50:11,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:50:11,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:50:11,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164497046] [2024-11-23 22:50:11,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:50:11,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:50:11,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:50:11,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:50:11,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:11,967 INFO L87 Difference]: Start difference. First operand 20598 states and 29021 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 22:50:16,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:50:18,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:50:18,242 INFO L93 Difference]: Finished difference Result 48026 states and 67692 transitions. [2024-11-23 22:50:18,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:50:18,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 485 [2024-11-23 22:50:18,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:50:18,454 INFO L225 Difference]: With dead ends: 48026 [2024-11-23 22:50:18,454 INFO L226 Difference]: Without dead ends: 29670 [2024-11-23 22:50:18,538 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:50:18,540 INFO L435 NwaCegarLoop]: 6809 mSDtfsCounter, 3315 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3315 SdHoareTripleChecker+Valid, 10291 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:50:18,541 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3315 Valid, 10291 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 49 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-23 22:50:18,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29670 states. [2024-11-23 22:50:19,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29670 to 29652. [2024-11-23 22:50:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29652 states, 22126 states have (on average 1.3292506553376118) internal successors, (29411), 22296 states have internal predecessors, (29411), 6181 states have call successors, (6181), 1343 states have call predecessors, (6181), 1342 states have return successors, (6177), 6155 states have call predecessors, (6177), 6177 states have call successors, (6177) [2024-11-23 22:50:19,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29652 states to 29652 states and 41769 transitions. [2024-11-23 22:50:19,901 INFO L78 Accepts]: Start accepts. Automaton has 29652 states and 41769 transitions. Word has length 485 [2024-11-23 22:50:19,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:50:19,904 INFO L471 AbstractCegarLoop]: Abstraction has 29652 states and 41769 transitions. [2024-11-23 22:50:19,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-23 22:50:19,905 INFO L276 IsEmpty]: Start isEmpty. Operand 29652 states and 41769 transitions. [2024-11-23 22:50:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2024-11-23 22:50:19,919 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:50:19,920 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 38, 38, 38, 38, 38, 38, 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] [2024-11-23 22:50:19,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:50:19,920 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:50:19,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:50:19,921 INFO L85 PathProgramCache]: Analyzing trace with hash -860447973, now seen corresponding path program 1 times [2024-11-23 22:50:19,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:50:19,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340549296] [2024-11-23 22:50:19,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:50:19,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:52:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:52:08,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6698 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6698 trivial. 0 not checked. [2024-11-23 22:52:08,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:52:08,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340549296] [2024-11-23 22:52:08,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340549296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:52:08,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:52:08,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:52:08,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288344518] [2024-11-23 22:52:08,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:52:08,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:52:08,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:52:08,181 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:52:08,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:52:08,182 INFO L87 Difference]: Start difference. First operand 29652 states and 41769 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-23 22:52:09,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:52:09,521 INFO L93 Difference]: Finished difference Result 29658 states and 41774 transitions. [2024-11-23 22:52:09,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:52:09,521 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 495 [2024-11-23 22:52:09,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:52:09,727 INFO L225 Difference]: With dead ends: 29658 [2024-11-23 22:52:09,727 INFO L226 Difference]: Without dead ends: 29656 [2024-11-23 22:52:09,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:52:09,756 INFO L435 NwaCegarLoop]: 3522 mSDtfsCounter, 3418 mSDsluCounter, 7035 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3419 SdHoareTripleChecker+Valid, 10557 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:52:09,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3419 Valid, 10557 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:52:09,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29656 states. [2024-11-23 22:52:10,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29656 to 29656. [2024-11-23 22:52:10,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29656 states, 22129 states have (on average 1.3292060192507569) internal successors, (29414), 22299 states have internal predecessors, (29414), 6181 states have call successors, (6181), 1344 states have call predecessors, (6181), 1343 states have return successors, (6177), 6155 states have call predecessors, (6177), 6177 states have call successors, (6177) [2024-11-23 22:52:11,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29656 states to 29656 states and 41772 transitions. [2024-11-23 22:52:11,163 INFO L78 Accepts]: Start accepts. Automaton has 29656 states and 41772 transitions. Word has length 495 [2024-11-23 22:52:11,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:52:11,164 INFO L471 AbstractCegarLoop]: Abstraction has 29656 states and 41772 transitions. [2024-11-23 22:52:11,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 4 states have internal predecessors, (84), 2 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-23 22:52:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 29656 states and 41772 transitions. [2024-11-23 22:52:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-23 22:52:11,177 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:52:11,178 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 38, 38, 38, 38, 38, 38, 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] [2024-11-23 22:52:11,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:52:11,178 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:52:11,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:52:11,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1023719220, now seen corresponding path program 1 times [2024-11-23 22:52:11,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:52:11,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595524151] [2024-11-23 22:52:11,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:52:11,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 6700 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6698 trivial. 0 not checked. [2024-11-23 22:53:51,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:53:51,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595524151] [2024-11-23 22:53:51,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595524151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:53:51,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:53:51,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:53:51,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406883799] [2024-11-23 22:53:51,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:53:51,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:53:51,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:53:51,147 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:53:51,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:53:51,148 INFO L87 Difference]: Start difference. First operand 29656 states and 41772 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-23 22:53:52,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:52,267 INFO L93 Difference]: Finished difference Result 29662 states and 41777 transitions. [2024-11-23 22:53:52,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:53:52,268 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 500 [2024-11-23 22:53:52,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:53:52,466 INFO L225 Difference]: With dead ends: 29662 [2024-11-23 22:53:52,466 INFO L226 Difference]: Without dead ends: 29660 [2024-11-23 22:53:52,491 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:53:52,492 INFO L435 NwaCegarLoop]: 3525 mSDtfsCounter, 3414 mSDsluCounter, 7036 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3415 SdHoareTripleChecker+Valid, 10561 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:53:52,493 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3415 Valid, 10561 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:53:52,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29660 states. [2024-11-23 22:53:53,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29660 to 29660. [2024-11-23 22:53:53,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29660 states, 22132 states have (on average 1.329161395264775) internal successors, (29417), 22302 states have internal predecessors, (29417), 6181 states have call successors, (6181), 1345 states have call predecessors, (6181), 1344 states have return successors, (6177), 6155 states have call predecessors, (6177), 6177 states have call successors, (6177) [2024-11-23 22:53:53,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29660 states to 29660 states and 41775 transitions. [2024-11-23 22:53:53,895 INFO L78 Accepts]: Start accepts. Automaton has 29660 states and 41775 transitions. Word has length 500 [2024-11-23 22:53:53,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:53:53,897 INFO L471 AbstractCegarLoop]: Abstraction has 29660 states and 41775 transitions. [2024-11-23 22:53:53,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-23 22:53:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 29660 states and 41775 transitions. [2024-11-23 22:53:53,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2024-11-23 22:53:53,911 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:53:53,912 INFO L218 NwaCegarLoop]: trace histogram [41, 41, 38, 38, 38, 38, 38, 38, 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] [2024-11-23 22:53:53,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 22:53:53,912 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 22:53:53,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:53,913 INFO L85 PathProgramCache]: Analyzing trace with hash 2076285307, now seen corresponding path program 1 times [2024-11-23 22:53:53,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:53:53,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035379232] [2024-11-23 22:53:53,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:53,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms