./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/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_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c92b4575edda3bfe929e4a6f3becf9555a141fd3a841edf990c132d5b9817085 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:34:07,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:34:07,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 23:34:07,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:34:07,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:34:07,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:34:07,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:34:07,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:34:07,824 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:34:07,824 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:34:07,825 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:34:07,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:34:07,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:34:07,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:34:07,825 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:34:07,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:34:07,826 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:34:07,826 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:34:07,827 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:34:07,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:34:07,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:34:07,827 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:34:07,827 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:34:07,827 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:34:07,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:34:07,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:34:07,828 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:34:07,829 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:34:07,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:34:07,829 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_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c92b4575edda3bfe929e4a6f3becf9555a141fd3a841edf990c132d5b9817085 [2024-11-27 23:34:08,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:34:08,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:34:08,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:34:08,104 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:34:08,104 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:34:08,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2024-11-27 23:34:10,946 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/data/724bda901/71dd90fdce884f06a4ed29197a34f09b/FLAG559f031c3 [2024-11-27 23:34:11,731 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:34:11,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2024-11-27 23:34:11,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/data/724bda901/71dd90fdce884f06a4ed29197a34f09b/FLAG559f031c3 [2024-11-27 23:34:11,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/data/724bda901/71dd90fdce884f06a4ed29197a34f09b [2024-11-27 23:34:11,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:34:11,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:34:11,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:34:11,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:34:11,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:34:11,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:34:11" (1/1) ... [2024-11-27 23:34:11,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152e30ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:11, skipping insertion in model container [2024-11-27 23:34:11,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:34:11" (1/1) ... [2024-11-27 23:34:11,989 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:34:15,097 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:15,101 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:15,102 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:15,102 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:15,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:34:15,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:34:15,359 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] [2024-11-27 23:34:15,555 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] [2024-11-27 23:34:16,079 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:16,080 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:16,080 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:16,081 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/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] [2024-11-27 23:34:16,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:34:16,273 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:34:16,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16 WrapperNode [2024-11-27 23:34:16,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:34:16,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:34:16,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:34:16,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:34:16,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:16,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:17,298 INFO L138 Inliner]: procedures = 414, calls = 4401, calls flagged for inlining = 199, calls inlined = 190, statements flattened = 9336 [2024-11-27 23:34:17,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:34:17,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:34:17,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:34:17,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:34:17,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:17,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:17,815 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:21,167 INFO L175 MemorySlicer]: Split 3227 memory accesses to 20 slices as follows [2, 2, 1, 2, 3, 8, 5, 5, 5, 24, 12, 48, 8, 1887, 6, 13, 1, 16, 6, 1173]. 58 percent of accesses are in the largest equivalence class. The 180 initializations are split as follows [0, 0, 1, 2, 3, 8, 4, 4, 4, 0, 0, 48, 8, 70, 6, 0, 0, 16, 6, 0]. The 1736 writes are split as follows [1, 0, 0, 0, 0, 0, 0, 0, 0, 14, 11, 0, 0, 1058, 0, 0, 0, 0, 0, 652]. [2024-11-27 23:34:21,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:21,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:21,992 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:22,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:22,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:22,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:22,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:22,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:34:22,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:34:22,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:34:22,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:34:22,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (1/1) ... [2024-11-27 23:34:22,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:34:22,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:34:22,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:34:22,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dec3ff57-a143-47b9-a8f3-a9a5de535899/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:34:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_regs [2024-11-27 23:34:22,306 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_regs [2024-11-27 23:34:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 23:34:22,307 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 23:34:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_capture_area_set [2024-11-27 23:34:22,307 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_capture_area_set [2024-11-27 23:34:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_mmap [2024-11-27 23:34:22,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_mmap [2024-11-27 23:34:22,307 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_queue_init [2024-11-27 23:34:22,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_queue_init [2024-11-27 23:34:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 23:34:22,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 23:34:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_streaming [2024-11-27 23:34:22,309 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_streaming [2024-11-27 23:34:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_init [2024-11-27 23:34:22,309 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_init [2024-11-27 23:34:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-27 23:34:22,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-27 23:34:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2024-11-27 23:34:22,310 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2024-11-27 23:34:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_em28xx [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_em28xx [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_55 [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_55 [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-27 23:34:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2024-11-27 23:34:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_vbi_supported [2024-11-27 23:34:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_vbi_supported [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-27 23:34:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_copy_video [2024-11-27 23:34:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_copy_video [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2024-11-27 23:34:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~v4l2_std_id~0~TO~int [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_stop_vbi_streaming [2024-11-27 23:34:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_stop_vbi_streaming [2024-11-27 23:34:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_tuner_addrs [2024-11-27 23:34:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_tuner_addrs [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2024-11-27 23:34:22,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-27 23:34:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_buffer_done [2024-11-27 23:34:22,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_buffer_done [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-27 23:34:22,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 23:34:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2024-11-27 23:34:22,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~int [2024-11-27 23:34:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-27 23:34:22,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 23:34:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 23:34:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 23:34:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 23:34:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 23:34:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 23:34:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-27 23:34:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-27 23:34:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-27 23:34:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-27 23:34:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-27 23:34:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-27 23:34:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-27 23:34:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-27 23:34:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-27 23:34:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-27 23:34:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-27 23:34:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-27 23:34:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-27 23:34:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-27 23:34:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-27 23:34:22,327 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-27 23:34:22,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-27 23:34:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-27 23:34:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_write_reg [2024-11-27 23:34:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_write_reg [2024-11-27 23:34:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure video_mux [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure video_mux [2024-11-27 23:34:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-27 23:34:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-27 23:34:22,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-27 23:34:22,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-27 23:34:22,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-27 23:34:22,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_audio_analog_set [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_audio_analog_set [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_prepare [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_prepare [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_start_analog_streaming [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_start_analog_streaming [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_read_reg [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_read_reg [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_reg_len [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_reg_len [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_queue [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_queue [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vbi_cap [2024-11-27 23:34:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vbi_cap [2024-11-27 23:34:22,332 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-27 23:34:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2024-11-27 23:34:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure get_ressource [2024-11-27 23:34:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ressource [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_outfmt [2024-11-27 23:34:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_outfmt [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:34:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-27 23:34:22,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-27 23:34:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-27 23:34:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-27 23:34:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-27 23:34:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-27 23:34:22,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-27 23:34:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-27 23:34:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-27 23:34:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-27 23:34:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-27 23:34:22,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_finish [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_finish [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_set_plane_payload [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_set_plane_payload [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_new_subdev [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_new_subdev [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_fop_poll [2024-11-27 23:34:22,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_fop_poll [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-27 23:34:22,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 23:34:22,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 23:34:22,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 23:34:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 23:34:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-27 23:34:22,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-27 23:34:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-27 23:34:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-27 23:34:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-27 23:34:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_close [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_close [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_s_ctrl [2024-11-27 23:34:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_s_ctrl [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-27 23:34:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-27 23:34:22,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-27 23:34:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-27 23:34:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure vbi_buffer_prepare [2024-11-27 23:34:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure vbi_buffer_prepare [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2024-11-27 23:34:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_em28xx_video_unregister_5_2 [2024-11-27 23:34:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_em28xx_video_unregister_5_2 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-27 23:34:22,351 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 23:34:22,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 23:34:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 23:34:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 23:34:22,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 23:34:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 23:34:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 23:34:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 23:34:22,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_find [2024-11-27 23:34:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_find [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_notify [2024-11-27 23:34:22,356 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_notify [2024-11-27 23:34:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_video_format [2024-11-27 23:34:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_video_format [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_set_mode [2024-11-27 23:34:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_set_mode [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 23:34:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2024-11-27 23:34:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2024-11-27 23:34:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_resolution_set [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_resolution_set [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_ops_wait_prepare [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_ops_wait_prepare [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_open [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_open [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_vdev_init [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_vdev_init [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_size [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_size [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_videodevice_release [2024-11-27 23:34:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_videodevice_release [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 23:34:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-27 23:34:22,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_uninit_usb_xfer [2024-11-27 23:34:22,359 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_uninit_usb_xfer [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure finish_field_prepare_next [2024-11-27 23:34:22,359 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_field_prepare_next [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_wake_i2c [2024-11-27 23:34:22,359 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_wake_i2c [2024-11-27 23:34:22,359 INFO L130 BoogieDeclarations]: Found specification of procedure size_to_scale [2024-11-27 23:34:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure size_to_scale [2024-11-27 23:34:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_get_drv_priv [2024-11-27 23:34:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_get_drv_priv [2024-11-27 23:34:22,361 INFO L130 BoogieDeclarations]: Found specification of procedure em28xx_v4l2_fini [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure em28xx_v4l2_fini [2024-11-27 23:34:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-27 23:34:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure scale_to_size [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure scale_to_size [2024-11-27 23:34:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure print_err_status [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure print_err_status [2024-11-27 23:34:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2024-11-27 23:34:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2024-11-27 23:34:22,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-27 23:34:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure vb2_plane_vaddr [2024-11-27 23:34:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vb2_plane_vaddr [2024-11-27 23:34:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-27 23:34:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-27 23:34:24,052 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:34:24,056 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:34:25,080 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 23:35:08,551 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-27 23:35:10,751 INFO L? ?]: Removed 3815 outVars from TransFormulas that were not future-live. [2024-11-27 23:35:10,752 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:35:10,844 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:35:10,846 INFO L312 CfgBuilder]: Removed 22 assume(true) statements. [2024-11-27 23:35:10,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:10 BoogieIcfgContainer [2024-11-27 23:35:10,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:35:10,851 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:35:10,852 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:35:10,858 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:35:10,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:34:11" (1/3) ... [2024-11-27 23:35:10,859 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f47d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:35:10, skipping insertion in model container [2024-11-27 23:35:10,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:34:16" (2/3) ... [2024-11-27 23:35:10,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f47d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:35:10, skipping insertion in model container [2024-11-27 23:35:10,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:35:10" (3/3) ... [2024-11-27 23:35:10,862 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2024-11-27 23:35:10,882 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:35:10,888 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. [2024-11-27 23:35:11,043 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:35:11,056 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;@53908890, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:35:11,057 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-27 23:35:11,072 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) [2024-11-27 23:35:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2024-11-27 23:35:11,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:35:11,117 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] [2024-11-27 23:35:11,118 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)] === [2024-11-27 23:35:11,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:35:11,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1111580243, now seen corresponding path program 1 times [2024-11-27 23:35:11,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:35:11,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28629608] [2024-11-27 23:35:11,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:35:11,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:36:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:36:48,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2024-11-27 23:36:48,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:36:48,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28629608] [2024-11-27 23:36:48,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28629608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:36:48,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:36:48,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:36:48,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402914887] [2024-11-27 23:36:48,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:36:48,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:36:48,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:36:48,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:36:48,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:36:48,841 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) [2024-11-27 23:36:53,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:36:55,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:36:55,013 INFO L93 Difference]: Finished difference Result 7280 states and 10477 transitions. [2024-11-27 23:36:55,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:36:55,017 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 [2024-11-27 23:36:55,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:36:55,086 INFO L225 Difference]: With dead ends: 7280 [2024-11-27 23:36:55,086 INFO L226 Difference]: Without dead ends: 4835 [2024-11-27 23:36:55,111 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 [2024-11-27 23:36:55,114 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, 5.7s IncrementalHoareTripleChecker+Time [2024-11-27 23:36:55,115 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3316 Valid, 7050 Invalid, 64 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 50 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2024-11-27 23:36:55,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2024-11-27 23:36:55,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 4831. [2024-11-27 23:36:55,637 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) [2024-11-27 23:36:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 4831 states and 6820 transitions. [2024-11-27 23:36:55,710 INFO L78 Accepts]: Start accepts. Automaton has 4831 states and 6820 transitions. Word has length 442 [2024-11-27 23:36:55,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:36:55,717 INFO L471 AbstractCegarLoop]: Abstraction has 4831 states and 6820 transitions. [2024-11-27 23:36:55,720 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) [2024-11-27 23:36:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 4831 states and 6820 transitions. [2024-11-27 23:36:55,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-11-27 23:36:55,765 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:36:55,765 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] [2024-11-27 23:36:55,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 23:36:55,766 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)] === [2024-11-27 23:36:55,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:36:55,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1490638555, now seen corresponding path program 1 times [2024-11-27 23:36:55,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:36:55,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079884162] [2024-11-27 23:36:55,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:36:55,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:38:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:38:37,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2024-11-27 23:38:37,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:38:37,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079884162] [2024-11-27 23:38:37,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079884162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:38:37,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:38:37,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:38:37,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8498276] [2024-11-27 23:38:37,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:38:37,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:38:37,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:38:37,437 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:38:37,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:38:37,438 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) [2024-11-27 23:38:41,711 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 [] [2024-11-27 23:38:44,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:38:44,023 INFO L93 Difference]: Finished difference Result 11875 states and 16747 transitions. [2024-11-27 23:38:44,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:38:44,024 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 [2024-11-27 23:38:44,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:38:44,085 INFO L225 Difference]: With dead ends: 11875 [2024-11-27 23:38:44,085 INFO L226 Difference]: Without dead ends: 7125 [2024-11-27 23:38:44,110 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 [2024-11-27 23:38:44,111 INFO L435 NwaCegarLoop]: 3566 mSDtfsCounter, 3292 mSDsluCounter, 3486 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s 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, 6.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:38:44,111 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3292 Valid, 7052 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2024-11-27 23:38:44,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7125 states. [2024-11-27 23:38:44,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7125 to 7093. [2024-11-27 23:38:44,473 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) [2024-11-27 23:38:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7093 states to 7093 states and 9999 transitions. [2024-11-27 23:38:44,526 INFO L78 Accepts]: Start accepts. Automaton has 7093 states and 9999 transitions. Word has length 475 [2024-11-27 23:38:44,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:38:44,529 INFO L471 AbstractCegarLoop]: Abstraction has 7093 states and 9999 transitions. [2024-11-27 23:38:44,529 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) [2024-11-27 23:38:44,529 INFO L276 IsEmpty]: Start isEmpty. Operand 7093 states and 9999 transitions. [2024-11-27 23:38:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2024-11-27 23:38:44,547 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:38:44,548 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] [2024-11-27 23:38:44,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:38:44,548 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)] === [2024-11-27 23:38:44,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:38:44,553 INFO L85 PathProgramCache]: Analyzing trace with hash 2015661416, now seen corresponding path program 1 times [2024-11-27 23:38:44,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:38:44,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298811368] [2024-11-27 23:38:44,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:38:44,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:40:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:40:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6786 trivial. 0 not checked. [2024-11-27 23:40:28,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:40:28,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298811368] [2024-11-27 23:40:28,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298811368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:40:28,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:40:28,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:40:28,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988267091] [2024-11-27 23:40:28,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:40:28,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:40:28,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:40:28,814 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:40:28,814 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:40:28,815 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) [2024-11-27 23:40:33,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:40:35,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:40:35,387 INFO L93 Difference]: Finished difference Result 18590 states and 26207 transitions. [2024-11-27 23:40:35,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:40:35,388 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 [2024-11-27 23:40:35,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:40:35,498 INFO L225 Difference]: With dead ends: 18590 [2024-11-27 23:40:35,499 INFO L226 Difference]: Without dead ends: 11578 [2024-11-27 23:40:35,543 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 [2024-11-27 23:40:35,545 INFO L435 NwaCegarLoop]: 3678 mSDtfsCounter, 3292 mSDsluCounter, 3485 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s 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, 6.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:40:35,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3292 Valid, 7163 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2024-11-27 23:40:35,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11578 states. [2024-11-27 23:40:36,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11578 to 11548. [2024-11-27 23:40:36,178 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) [2024-11-27 23:40:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11548 states to 11548 states and 16277 transitions. [2024-11-27 23:40:36,277 INFO L78 Accepts]: Start accepts. Automaton has 11548 states and 16277 transitions. Word has length 475 [2024-11-27 23:40:36,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:40:36,282 INFO L471 AbstractCegarLoop]: Abstraction has 11548 states and 16277 transitions. [2024-11-27 23:40:36,282 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) [2024-11-27 23:40:36,283 INFO L276 IsEmpty]: Start isEmpty. Operand 11548 states and 16277 transitions. [2024-11-27 23:40:36,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-11-27 23:40:36,300 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:40:36,300 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] [2024-11-27 23:40:36,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:40:36,301 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)] === [2024-11-27 23:40:36,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:40:36,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1977534811, now seen corresponding path program 1 times [2024-11-27 23:40:36,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:40:36,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400784386] [2024-11-27 23:40:36,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:40:36,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:42:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:42:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6678 trivial. 0 not checked. [2024-11-27 23:42:20,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:42:20,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400784386] [2024-11-27 23:42:20,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400784386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:42:20,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:42:20,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:42:20,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812829782] [2024-11-27 23:42:20,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:42:20,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:42:20,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:42:20,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:42:20,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:42:20,935 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) [2024-11-27 23:42:25,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:42:27,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:42:27,415 INFO L93 Difference]: Finished difference Result 29908 states and 42176 transitions. [2024-11-27 23:42:27,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:42:27,423 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 [2024-11-27 23:42:27,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:42:27,615 INFO L225 Difference]: With dead ends: 29908 [2024-11-27 23:42:27,615 INFO L226 Difference]: Without dead ends: 20602 [2024-11-27 23:42:27,672 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 [2024-11-27 23:42:27,673 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, 5.9s IncrementalHoareTripleChecker+Time [2024-11-27 23:42:27,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3296 Valid, 10288 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2024-11-27 23:42:27,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20602 states. [2024-11-27 23:42:28,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20602 to 20598. [2024-11-27 23:42:28,597 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) [2024-11-27 23:42:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20598 states to 20598 states and 29021 transitions. [2024-11-27 23:42:28,728 INFO L78 Accepts]: Start accepts. Automaton has 20598 states and 29021 transitions. Word has length 485 [2024-11-27 23:42:28,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:42:28,729 INFO L471 AbstractCegarLoop]: Abstraction has 20598 states and 29021 transitions. [2024-11-27 23:42:28,729 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) [2024-11-27 23:42:28,729 INFO L276 IsEmpty]: Start isEmpty. Operand 20598 states and 29021 transitions. [2024-11-27 23:42:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2024-11-27 23:42:28,742 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:42:28,742 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] [2024-11-27 23:42:28,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 23:42:28,743 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)] === [2024-11-27 23:42:28,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:42:28,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1554832985, now seen corresponding path program 1 times [2024-11-27 23:42:28,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:42:28,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321032642] [2024-11-27 23:42:28,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:42:28,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:44:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:44:14,218 INFO L134 CoverageAnalysis]: Checked inductivity of 6683 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6678 trivial. 0 not checked. [2024-11-27 23:44:14,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:44:14,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321032642] [2024-11-27 23:44:14,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321032642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:44:14,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:44:14,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:44:14,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163803923] [2024-11-27 23:44:14,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:44:14,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:44:14,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:44:14,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:44:14,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:44:14,222 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) [2024-11-27 23:44:18,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:44:20,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:44:20,930 INFO L93 Difference]: Finished difference Result 48026 states and 67692 transitions. [2024-11-27 23:44:20,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:44:20,931 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 [2024-11-27 23:44:20,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:44:21,132 INFO L225 Difference]: With dead ends: 48026 [2024-11-27 23:44:21,132 INFO L226 Difference]: Without dead ends: 29670 [2024-11-27 23:44:21,198 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 [2024-11-27 23:44:21,199 INFO L435 NwaCegarLoop]: 6809 mSDtfsCounter, 3315 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 12 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s 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, 5.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:44:21,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3315 Valid, 10291 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 49 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-27 23:44:21,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29670 states. [2024-11-27 23:44:22,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29670 to 29652. [2024-11-27 23:44:22,616 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) [2024-11-27 23:44:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29652 states to 29652 states and 41769 transitions. [2024-11-27 23:44:22,843 INFO L78 Accepts]: Start accepts. Automaton has 29652 states and 41769 transitions. Word has length 485 [2024-11-27 23:44:22,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:44:22,844 INFO L471 AbstractCegarLoop]: Abstraction has 29652 states and 41769 transitions. [2024-11-27 23:44:22,845 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) [2024-11-27 23:44:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 29652 states and 41769 transitions. [2024-11-27 23:44:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2024-11-27 23:44:22,868 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:44:22,868 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] [2024-11-27 23:44:22,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 23:44:22,869 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)] === [2024-11-27 23:44:22,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:44:22,870 INFO L85 PathProgramCache]: Analyzing trace with hash -860447973, now seen corresponding path program 1 times [2024-11-27 23:44:22,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:44:22,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612699860] [2024-11-27 23:44:22,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:44:22,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:46:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:46:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6698 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6698 trivial. 0 not checked. [2024-11-27 23:46:06,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:46:06,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612699860] [2024-11-27 23:46:06,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612699860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:46:06,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:46:06,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:46:06,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637583455] [2024-11-27 23:46:06,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:46:06,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:46:06,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:46:06,232 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:46:06,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:46:06,232 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) [2024-11-27 23:46:07,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:46:07,596 INFO L93 Difference]: Finished difference Result 29658 states and 41774 transitions. [2024-11-27 23:46:07,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:46:07,596 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 [2024-11-27 23:46:07,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:46:07,834 INFO L225 Difference]: With dead ends: 29658 [2024-11-27 23:46:07,834 INFO L226 Difference]: Without dead ends: 29656 [2024-11-27 23:46:07,862 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:46:07,863 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 [2024-11-27 23:46:07,864 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] [2024-11-27 23:46:07,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29656 states. [2024-11-27 23:46:09,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29656 to 29656. [2024-11-27 23:46:09,387 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) [2024-11-27 23:46:09,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29656 states to 29656 states and 41772 transitions. [2024-11-27 23:46:09,587 INFO L78 Accepts]: Start accepts. Automaton has 29656 states and 41772 transitions. Word has length 495 [2024-11-27 23:46:09,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:46:09,589 INFO L471 AbstractCegarLoop]: Abstraction has 29656 states and 41772 transitions. [2024-11-27 23:46:09,589 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) [2024-11-27 23:46:09,589 INFO L276 IsEmpty]: Start isEmpty. Operand 29656 states and 41772 transitions. [2024-11-27 23:46:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-11-27 23:46:09,606 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:46:09,607 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] [2024-11-27 23:46:09,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 23:46:09,607 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)] === [2024-11-27 23:46:09,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:46:09,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1023719220, now seen corresponding path program 1 times [2024-11-27 23:46:09,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:46:09,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059310581] [2024-11-27 23:46:09,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:46:09,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:47:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:47:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6700 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6698 trivial. 0 not checked. [2024-11-27 23:47:57,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:47:57,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059310581] [2024-11-27 23:47:57,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059310581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:47:57,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:47:57,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:47:57,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036285228] [2024-11-27 23:47:57,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:47:57,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:47:57,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:47:57,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:47:57,411 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:47:57,412 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) [2024-11-27 23:47:58,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:47:58,545 INFO L93 Difference]: Finished difference Result 29662 states and 41777 transitions. [2024-11-27 23:47:58,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:47:58,546 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 [2024-11-27 23:47:58,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:47:58,751 INFO L225 Difference]: With dead ends: 29662 [2024-11-27 23:47:58,751 INFO L226 Difference]: Without dead ends: 29660 [2024-11-27 23:47:58,774 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 [2024-11-27 23:47:58,775 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 [2024-11-27 23:47:58,775 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] [2024-11-27 23:47:58,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29660 states. [2024-11-27 23:47:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29660 to 29660. [2024-11-27 23:47:59,974 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) [2024-11-27 23:48:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29660 states to 29660 states and 41775 transitions. [2024-11-27 23:48:00,127 INFO L78 Accepts]: Start accepts. Automaton has 29660 states and 41775 transitions. Word has length 500 [2024-11-27 23:48:00,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:48:00,128 INFO L471 AbstractCegarLoop]: Abstraction has 29660 states and 41775 transitions. [2024-11-27 23:48:00,128 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) [2024-11-27 23:48:00,128 INFO L276 IsEmpty]: Start isEmpty. Operand 29660 states and 41775 transitions. [2024-11-27 23:48:00,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2024-11-27 23:48:00,140 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:48:00,141 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] [2024-11-27 23:48:00,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 23:48:00,141 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)] === [2024-11-27 23:48:00,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:48:00,142 INFO L85 PathProgramCache]: Analyzing trace with hash 2076285307, now seen corresponding path program 1 times [2024-11-27 23:48:00,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:48:00,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707406997] [2024-11-27 23:48:00,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:48:00,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms