./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4c72fad0f4736d2d4eb53bca18880400af0864c4b127cd0e90e1329def3f1884 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:31:31,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:31:31,871 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 18:31:31,877 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:31:31,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:31:31,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:31:31,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:31:31,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:31:31,929 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:31:31,929 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:31:31,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:31:31,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:31:31,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:31:31,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:31:31,932 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:31:31,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:31:31,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:31:31,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:31:31,933 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:31:31,933 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:31:31,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:31:31,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:31:31,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:31:31,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:31:31,937 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:31:31,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:31:31,937 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:31:31,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:31:31,937 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:31:31,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:31:31,938 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:31:31,938 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:31:31,939 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_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c72fad0f4736d2d4eb53bca18880400af0864c4b127cd0e90e1329def3f1884 [2024-11-23 18:31:32,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:31:32,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:31:32,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:31:32,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:31:32,359 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:31:32,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i [2024-11-23 18:31:35,636 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/data/4138f5898/258361b2b1654bd48b1a019c197c5f40/FLAG3a6eb8de5 [2024-11-23 18:31:36,471 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:31:36,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i [2024-11-23 18:31:36,539 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/data/4138f5898/258361b2b1654bd48b1a019c197c5f40/FLAG3a6eb8de5 [2024-11-23 18:31:36,562 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/data/4138f5898/258361b2b1654bd48b1a019c197c5f40 [2024-11-23 18:31:36,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:31:36,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:31:36,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:31:36,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:31:36,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:31:36,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:31:36" (1/1) ... [2024-11-23 18:31:36,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e8ebac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:36, skipping insertion in model container [2024-11-23 18:31:36,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:31:36" (1/1) ... [2024-11-23 18:31:36,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:31:39,951 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379788,379801] [2024-11-23 18:31:39,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379954,379967] [2024-11-23 18:31:39,956 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380118,380131] [2024-11-23 18:31:39,956 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380283,380296] [2024-11-23 18:31:40,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:31:40,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:31:40,241 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"); [4944] [2024-11-23 18:31:40,595 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379788,379801] [2024-11-23 18:31:40,596 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[379954,379967] [2024-11-23 18:31:40,596 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380118,380131] [2024-11-23 18:31:40,597 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i[380283,380296] [2024-11-23 18:31:40,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:31:40,824 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:31:40,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40 WrapperNode [2024-11-23 18:31:40,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:31:40,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:31:40,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:31:40,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:31:40,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:40,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:41,276 INFO L138 Inliner]: procedures = 413, calls = 2516, calls flagged for inlining = 244, calls inlined = 231, statements flattened = 7263 [2024-11-23 18:31:41,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:31:41,277 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:31:41,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:31:41,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:31:41,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:41,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:41,346 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,013 INFO L175 MemorySlicer]: Split 1344 memory accesses to 26 slices as follows [1, 2, 2, 2, 2, 77, 2, 82, 2, 3, 3, 26, 11, 6, 3, 3, 628, 12, 140, 1, 8, 3, 1, 3, 318, 3]. 47 percent of accesses are in the largest equivalence class. The 32 initializations are split as follows [1, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, 12, 0, 0, 8, 0, 0, 0, 0, 0]. The 851 writes are split as follows [0, 0, 0, 0, 0, 33, 0, 81, 0, 0, 0, 24, 2, 5, 3, 0, 255, 0, 140, 0, 0, 0, 1, 0, 307, 0]. [2024-11-23 18:31:44,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,247 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:31:44,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:31:44,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:31:44,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:31:44,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (1/1) ... [2024-11-23 18:31:44,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:31:44,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:31:44,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:31:44,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec081d26-7f17-456e-a50d-6f76152f1fd8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:31:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_has_diversity [2024-11-23 18:31:44,595 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_has_diversity [2024-11-23 18:31:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 18:31:44,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 18:31:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_acf_status [2024-11-23 18:31:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 18:31:44,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 18:31:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_ctrl [2024-11-23 18:31:44,596 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_ctrl [2024-11-23 18:31:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-23 18:31:44,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2024-11-23 18:31:44,597 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_probe [2024-11-23 18:31:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_probe [2024-11-23 18:31:44,597 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_acf_status [2024-11-23 18:31:44,597 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_phase_div_status [2024-11-23 18:31:44,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-23 18:31:44,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-23 18:31:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-23 18:31:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-23 18:31:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-23 18:31:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-23 18:31:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_lock [2024-11-23 18:31:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_lock [2024-11-23 18:31:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-23 18:31:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-23 18:31:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-23 18:31:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-23 18:31:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_acf_blob [2024-11-23 18:31:44,600 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_acf_blob [2024-11-23 18:31:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 18:31:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_rsq_status [2024-11-23 18:31:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 18:31:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 18:31:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 18:31:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 18:31:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 18:31:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2024-11-23 18:31:44,606 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 18:31:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 18:31:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 18:31:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-23 18:31:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-23 18:31:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-23 18:31:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-23 18:31:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-23 18:31:44,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_remove [2024-11-23 18:31:44,612 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_remove [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 18:31:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-23 18:31:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-23 18:31:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-23 18:31:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2024-11-23 18:31:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_has_am [2024-11-23 18:31:44,614 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_has_am [2024-11-23 18:31:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_read [2024-11-23 18:31:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_read [2024-11-23 18:31:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2024-11-23 18:31:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2024-11-23 18:31:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_tuner [2024-11-23 18:31:44,615 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_tuner [2024-11-23 18:31:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_change_func [2024-11-23 18:31:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_change_func [2024-11-23 18:31:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_frequency [2024-11-23 18:31:44,618 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_frequency [2024-11-23 18:31:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 18:31:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-23 18:31:44,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-23 18:31:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-23 18:31:44,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-23 18:31:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_6 [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_6 [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_to_v4l2 [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_to_v4l2 [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_querycap [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_querycap [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 18:31:44,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 18:31:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 18:31:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-23 18:31:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-23 18:31:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-23 18:31:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-23 18:31:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-23 18:31:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-23 18:31:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-23 18:31:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 18:31:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 18:31:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 18:31:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 18:31:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_register [2024-11-23 18:31:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_register [2024-11-23 18:31:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmd_lock_of_si476x_core [2024-11-23 18:31:44,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmd_lock_of_si476x_core [2024-11-23 18:31:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_seek_start [2024-11-23 18:31:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_agc_status [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_frequency [2024-11-23 18:31:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_frequency [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2024-11-23 18:31:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_open [2024-11-23 18:31:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_open [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:31:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_add_new_custom [2024-11-23 18:31:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_add_new_custom [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-23 18:31:44,629 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 18:31:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-23 18:31:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-23 18:31:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-23 18:31:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 18:31:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 18:31:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 18:31:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 18:31:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 18:31:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_tune_freq [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure regmap_read [2024-11-23 18:31:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure regmap_read [2024-11-23 18:31:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_is_in_am_receiver_mode [2024-11-23 18:31:44,635 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_is_in_am_receiver_mode [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_to_radio [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_to_radio [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_rds_blckcnt_blob [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_rds_blckcnt_blob [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure regmap_update_bits [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure regmap_update_bits [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_enum_freq_bands [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_enum_freq_bands [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_rds_blockcount [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_register [2024-11-23 18:31:44,636 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_register [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 18:31:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 18:31:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 18:31:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 18:31:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 18:31:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 18:31:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 18:31:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 18:31:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 18:31:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 18:31:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 18:31:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 18:31:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 18:31:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-23 18:31:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_phase_diversity [2024-11-23 18:31:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_cmd_fm_phase_diversity [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-23 18:31:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 18:31:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_to_si476x [2024-11-23 18:31:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_to_si476x [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-23 18:31:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_do_post_powerup_init [2024-11-23 18:31:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_do_post_powerup_init [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure regmap_write [2024-11-23 18:31:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure regmap_write [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_seek_start [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2024-11-23 18:31:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-23 18:31:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-23 18:31:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2024-11-23 18:31:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2024-11-23 18:31:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2024-11-23 18:31:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2024-11-23 18:31:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_rsq_blob [2024-11-23 18:31:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_rsq_blob [2024-11-23 18:31:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_range_is_inside_of_the_band [2024-11-23 18:31:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_range_is_inside_of_the_band [2024-11-23 18:31:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-23 18:31:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-23 18:31:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_set_power_state [2024-11-23 18:31:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_set_power_state [2024-11-23 18:31:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure regcache_cache_only [2024-11-23 18:31:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure regcache_cache_only [2024-11-23 18:31:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-23 18:31:44,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-23 18:31:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2024-11-23 18:31:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_release [2024-11-23 18:31:44,650 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_release [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 18:31:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-23 18:31:44,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-23 18:31:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_s_hw_freq_seek [2024-11-23 18:31:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_s_hw_freq_seek [2024-11-23 18:31:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_rsq_primary_blob [2024-11-23 18:31:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_rsq_primary_blob [2024-11-23 18:31:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_read_agc_blob [2024-11-23 18:31:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_read_agc_blob [2024-11-23 18:31:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 18:31:44,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_tuner [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_tuner [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_stop [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_stop [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_fops_poll [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_fops_poll [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_fm_tune_freq [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_si476x_radio_driver_exit_17_2 [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_si476x_radio_driver_exit_17_2 [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_is_a_secondary_tuner [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_is_a_secondary_tuner [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2024-11-23 18:31:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-23 18:31:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_unlock [2024-11-23 18:31:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_core_unlock [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2024-11-23 18:31:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-23 18:31:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2024-11-23 18:31:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_radio_g_volatile_ctrl [2024-11-23 18:31:44,660 INFO L138 BoogieDeclarations]: Found implementation of procedure si476x_radio_g_volatile_ctrl [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 18:31:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 18:31:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 18:31:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 18:31:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 18:31:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 18:31:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 18:31:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-23 18:31:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-23 18:31:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure regcache_sync_region [2024-11-23 18:31:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure regcache_sync_region [2024-11-23 18:31:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure si476x_core_cmd_am_rsq_status [2024-11-23 18:31:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-23 18:31:44,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-23 18:31:46,663 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:31:46,669 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:31:46,732 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 18:32:12,841 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-23 18:32:15,429 INFO L? ?]: Removed 2587 outVars from TransFormulas that were not future-live. [2024-11-23 18:32:15,430 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:32:15,480 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:32:15,481 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 18:32:15,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:32:15 BoogieIcfgContainer [2024-11-23 18:32:15,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:32:15,484 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:32:15,484 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:32:15,489 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:32:15,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:31:36" (1/3) ... [2024-11-23 18:32:15,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1683b1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:32:15, skipping insertion in model container [2024-11-23 18:32:15,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:31:40" (2/3) ... [2024-11-23 18:32:15,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1683b1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:32:15, skipping insertion in model container [2024-11-23 18:32:15,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:32:15" (3/3) ... [2024-11-23 18:32:15,492 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i [2024-11-23 18:32:15,508 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:32:15,512 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-si476x.cil.i that has 94 procedures, 2676 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2024-11-23 18:32:15,689 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:32:15,706 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;@2225f3ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:32:15,706 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-23 18:32:15,720 INFO L276 IsEmpty]: Start isEmpty. Operand has 2674 states, 1866 states have (on average 1.3065380493033225) internal successors, (2438), 1871 states have internal predecessors, (2438), 713 states have call successors, (713), 93 states have call predecessors, (713), 92 states have return successors, (702), 702 states have call predecessors, (702), 702 states have call successors, (702) [2024-11-23 18:32:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2024-11-23 18:32:15,798 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:32:15,800 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:32:15,801 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:32:15,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:32:15,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1174650232, now seen corresponding path program 1 times [2024-11-23 18:32:15,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:32:15,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441043780] [2024-11-23 18:32:15,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:32:15,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:33:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:33:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21945 trivial. 0 not checked. [2024-11-23 18:33:11,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:33:11,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441043780] [2024-11-23 18:33:11,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441043780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:33:11,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:33:11,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:33:11,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402641914] [2024-11-23 18:33:11,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:33:11,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:33:11,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:33:11,191 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:33:11,191 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:33:11,202 INFO L87 Difference]: Start difference. First operand has 2674 states, 1866 states have (on average 1.3065380493033225) internal successors, (2438), 1871 states have internal predecessors, (2438), 713 states have call successors, (713), 93 states have call predecessors, (713), 92 states have return successors, (702), 702 states have call predecessors, (702), 702 states have call successors, (702) Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (75), 2 states have call predecessors, (75), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-11-23 18:33:15,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:33:17,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:33:17,175 INFO L93 Difference]: Finished difference Result 7588 states and 11177 transitions. [2024-11-23 18:33:17,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:33:17,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (75), 2 states have call predecessors, (75), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) Word has length 804 [2024-11-23 18:33:17,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:33:17,273 INFO L225 Difference]: With dead ends: 7588 [2024-11-23 18:33:17,273 INFO L226 Difference]: Without dead ends: 5044 [2024-11-23 18:33:17,311 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:33:17,316 INFO L435 NwaCegarLoop]: 3847 mSDtfsCounter, 3479 mSDsluCounter, 3765 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3479 SdHoareTripleChecker+Valid, 7612 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-23 18:33:17,319 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3479 Valid, 7612 Invalid, 64 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 50 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-23 18:33:17,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5044 states. [2024-11-23 18:33:18,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5044 to 5040. [2024-11-23 18:33:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5040 states, 3554 states have (on average 1.3081035453010692) internal successors, (4649), 3563 states have internal predecessors, (4649), 1303 states have call successors, (1303), 181 states have call predecessors, (1303), 180 states have return successors, (1299), 1299 states have call predecessors, (1299), 1299 states have call successors, (1299) [2024-11-23 18:33:18,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5040 states to 5040 states and 7251 transitions. [2024-11-23 18:33:18,171 INFO L78 Accepts]: Start accepts. Automaton has 5040 states and 7251 transitions. Word has length 804 [2024-11-23 18:33:18,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:33:18,174 INFO L471 AbstractCegarLoop]: Abstraction has 5040 states and 7251 transitions. [2024-11-23 18:33:18,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (75), 2 states have call predecessors, (75), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-11-23 18:33:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 5040 states and 7251 transitions. [2024-11-23 18:33:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 811 [2024-11-23 18:33:18,227 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:33:18,227 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:33:18,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 18:33:18,228 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:33:18,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:33:18,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1588680089, now seen corresponding path program 1 times [2024-11-23 18:33:18,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:33:18,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242949014] [2024-11-23 18:33:18,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:33:18,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:34:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:34:13,116 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21945 trivial. 0 not checked. [2024-11-23 18:34:13,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:34:13,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242949014] [2024-11-23 18:34:13,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242949014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:34:13,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:34:13,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:34:13,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460081276] [2024-11-23 18:34:13,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:34:13,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:34:13,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:34:13,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:34:13,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:34:13,123 INFO L87 Difference]: Start difference. First operand 5040 states and 7251 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-11-23 18:34:17,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:34:18,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:34:18,695 INFO L93 Difference]: Finished difference Result 12399 states and 17825 transitions. [2024-11-23 18:34:18,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:34:18,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) Word has length 810 [2024-11-23 18:34:18,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:34:18,764 INFO L225 Difference]: With dead ends: 12399 [2024-11-23 18:34:18,765 INFO L226 Difference]: Without dead ends: 7504 [2024-11-23 18:34:18,794 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:34:18,796 INFO L435 NwaCegarLoop]: 3824 mSDtfsCounter, 3539 mSDsluCounter, 3785 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3539 SdHoareTripleChecker+Valid, 7609 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:34:18,796 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3539 Valid, 7609 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-23 18:34:18,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7504 states. [2024-11-23 18:34:19,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7504 to 7484. [2024-11-23 18:34:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7484 states, 5292 states have (on average 1.3087679516250945) internal successors, (6926), 5308 states have internal predecessors, (6926), 1918 states have call successors, (1918), 272 states have call predecessors, (1918), 271 states have return successors, (1914), 1909 states have call predecessors, (1914), 1914 states have call successors, (1914) [2024-11-23 18:34:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7484 states to 7484 states and 10758 transitions. [2024-11-23 18:34:19,337 INFO L78 Accepts]: Start accepts. Automaton has 7484 states and 10758 transitions. Word has length 810 [2024-11-23 18:34:19,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:34:19,339 INFO L471 AbstractCegarLoop]: Abstraction has 7484 states and 10758 transitions. [2024-11-23 18:34:19,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 3 states have call successors, (77), 2 states have call predecessors, (77), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-11-23 18:34:19,340 INFO L276 IsEmpty]: Start isEmpty. Operand 7484 states and 10758 transitions. [2024-11-23 18:34:19,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 820 [2024-11-23 18:34:19,372 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:34:19,373 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:34:19,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:34:19,373 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:34:19,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:34:19,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1715213325, now seen corresponding path program 1 times [2024-11-23 18:34:19,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:34:19,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631439425] [2024-11-23 18:34:19,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:34:19,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:35:04,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:35:06,856 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21945 trivial. 0 not checked. [2024-11-23 18:35:06,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:35:06,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631439425] [2024-11-23 18:35:06,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631439425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:35:06,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:35:06,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:35:06,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65276767] [2024-11-23 18:35:06,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:35:06,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:35:06,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:35:06,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:35:06,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:35:06,862 INFO L87 Difference]: Start difference. First operand 7484 states and 10758 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-11-23 18:35:11,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:35:14,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:35:14,039 INFO L93 Difference]: Finished difference Result 21331 states and 30711 transitions. [2024-11-23 18:35:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:35:14,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) Word has length 819 [2024-11-23 18:35:14,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:35:14,172 INFO L225 Difference]: With dead ends: 21331 [2024-11-23 18:35:14,173 INFO L226 Difference]: Without dead ends: 13992 [2024-11-23 18:35:14,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:35:14,310 INFO L435 NwaCegarLoop]: 4035 mSDtfsCounter, 3307 mSDsluCounter, 3713 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3307 SdHoareTripleChecker+Valid, 7748 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-23 18:35:14,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3307 Valid, 7748 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2024-11-23 18:35:14,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13992 states. [2024-11-23 18:35:15,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13992 to 13968. [2024-11-23 18:35:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13968 states, 9849 states have (on average 1.3067316478830338) internal successors, (12870), 9885 states have internal predecessors, (12870), 3595 states have call successors, (3595), 522 states have call predecessors, (3595), 521 states have return successors, (3591), 3572 states have call predecessors, (3591), 3591 states have call successors, (3591) [2024-11-23 18:35:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13968 states to 13968 states and 20056 transitions. [2024-11-23 18:35:15,185 INFO L78 Accepts]: Start accepts. Automaton has 13968 states and 20056 transitions. Word has length 819 [2024-11-23 18:35:15,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:35:15,188 INFO L471 AbstractCegarLoop]: Abstraction has 13968 states and 20056 transitions. [2024-11-23 18:35:15,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 3 states have call successors, (78), 2 states have call predecessors, (78), 1 states have return successors, (73), 3 states have call predecessors, (73), 3 states have call successors, (73) [2024-11-23 18:35:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 13968 states and 20056 transitions. [2024-11-23 18:35:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2024-11-23 18:35:15,233 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:35:15,234 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:35:15,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 18:35:15,234 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:35:15,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:35:15,236 INFO L85 PathProgramCache]: Analyzing trace with hash 38166509, now seen corresponding path program 1 times [2024-11-23 18:35:15,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:35:15,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619791347] [2024-11-23 18:35:15,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:35:15,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:35:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:35:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 21980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21980 trivial. 0 not checked. [2024-11-23 18:35:59,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:35:59,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619791347] [2024-11-23 18:35:59,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619791347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:35:59,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:35:59,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:35:59,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7189231] [2024-11-23 18:35:59,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:35:59,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:35:59,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:35:59,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:35:59,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:35:59,409 INFO L87 Difference]: Start difference. First operand 13968 states and 20056 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-11-23 18:36:03,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:36:05,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:36:05,622 INFO L93 Difference]: Finished difference Result 36805 states and 52774 transitions. [2024-11-23 18:36:05,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:36:05,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 852 [2024-11-23 18:36:05,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:36:05,793 INFO L225 Difference]: With dead ends: 36805 [2024-11-23 18:36:05,793 INFO L226 Difference]: Without dead ends: 22982 [2024-11-23 18:36:05,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:36:05,865 INFO L435 NwaCegarLoop]: 3819 mSDtfsCounter, 3457 mSDsluCounter, 3757 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3457 SdHoareTripleChecker+Valid, 7576 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-23 18:36:05,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3457 Valid, 7576 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 56 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-23 18:36:05,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22982 states. [2024-11-23 18:36:07,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22982 to 22924. [2024-11-23 18:36:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22924 states, 16222 states have (on average 1.3056343237578596) internal successors, (21180), 16294 states have internal predecessors, (21180), 5819 states have call successors, (5819), 881 states have call predecessors, (5819), 880 states have return successors, (5815), 5768 states have call predecessors, (5815), 5815 states have call successors, (5815) [2024-11-23 18:36:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22924 states to 22924 states and 32814 transitions. [2024-11-23 18:36:07,280 INFO L78 Accepts]: Start accepts. Automaton has 22924 states and 32814 transitions. Word has length 852 [2024-11-23 18:36:07,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:36:07,283 INFO L471 AbstractCegarLoop]: Abstraction has 22924 states and 32814 transitions. [2024-11-23 18:36:07,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-11-23 18:36:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 22924 states and 32814 transitions. [2024-11-23 18:36:07,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 850 [2024-11-23 18:36:07,300 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:36:07,301 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:36:07,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 18:36:07,301 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:36:07,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:36:07,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1321767461, now seen corresponding path program 1 times [2024-11-23 18:36:07,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:36:07,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062242110] [2024-11-23 18:36:07,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:36:07,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:36:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:36:50,242 INFO L134 CoverageAnalysis]: Checked inductivity of 21980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21980 trivial. 0 not checked. [2024-11-23 18:36:50,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:36:50,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062242110] [2024-11-23 18:36:50,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062242110] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:36:50,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:36:50,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:36:50,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944500385] [2024-11-23 18:36:50,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:36:50,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:36:50,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:36:50,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:36:50,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:36:50,245 INFO L87 Difference]: Start difference. First operand 22924 states and 32814 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-11-23 18:36:54,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:36:56,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:36:56,685 INFO L93 Difference]: Finished difference Result 63515 states and 90836 transitions. [2024-11-23 18:36:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:36:56,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 849 [2024-11-23 18:36:56,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:36:56,914 INFO L225 Difference]: With dead ends: 63515 [2024-11-23 18:36:56,914 INFO L226 Difference]: Without dead ends: 40736 [2024-11-23 18:36:56,989 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:36:56,990 INFO L435 NwaCegarLoop]: 3933 mSDtfsCounter, 3457 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3457 SdHoareTripleChecker+Valid, 7687 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-23 18:36:56,991 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3457 Valid, 7687 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 56 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-23 18:36:57,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40736 states. [2024-11-23 18:36:58,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40736 to 40702. [2024-11-23 18:36:58,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40702 states, 28890 states have (on average 1.3043959847698166) internal successors, (37684), 29034 states have internal predecessors, (37684), 10211 states have call successors, (10211), 1599 states have call predecessors, (10211), 1598 states have return successors, (10207), 10104 states have call predecessors, (10207), 10207 states have call successors, (10207) [2024-11-23 18:36:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40702 states to 40702 states and 58102 transitions. [2024-11-23 18:36:59,359 INFO L78 Accepts]: Start accepts. Automaton has 40702 states and 58102 transitions. Word has length 849 [2024-11-23 18:36:59,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:36:59,361 INFO L471 AbstractCegarLoop]: Abstraction has 40702 states and 58102 transitions. [2024-11-23 18:36:59,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-11-23 18:36:59,362 INFO L276 IsEmpty]: Start isEmpty. Operand 40702 states and 58102 transitions. [2024-11-23 18:36:59,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 851 [2024-11-23 18:36:59,380 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:36:59,381 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:36:59,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 18:36:59,381 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:36:59,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:36:59,382 INFO L85 PathProgramCache]: Analyzing trace with hash -967454287, now seen corresponding path program 1 times [2024-11-23 18:36:59,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:36:59,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364160437] [2024-11-23 18:36:59,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:36:59,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:37:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:37:43,411 INFO L134 CoverageAnalysis]: Checked inductivity of 21980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21980 trivial. 0 not checked. [2024-11-23 18:37:43,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:37:43,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364160437] [2024-11-23 18:37:43,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364160437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:37:43,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:37:43,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:37:43,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810154205] [2024-11-23 18:37:43,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:37:43,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:37:43,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:37:43,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:37:43,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:37:43,418 INFO L87 Difference]: Start difference. First operand 40702 states and 58102 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-11-23 18:37:47,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:37:50,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:37:50,145 INFO L93 Difference]: Finished difference Result 116455 states and 166104 transitions. [2024-11-23 18:37:50,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:37:50,145 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 850 [2024-11-23 18:37:50,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:37:50,630 INFO L225 Difference]: With dead ends: 116455 [2024-11-23 18:37:50,630 INFO L226 Difference]: Without dead ends: 75898 [2024-11-23 18:37:50,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:37:50,829 INFO L435 NwaCegarLoop]: 4047 mSDtfsCounter, 3457 mSDsluCounter, 3755 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3457 SdHoareTripleChecker+Valid, 7802 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-23 18:37:50,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3457 Valid, 7802 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 56 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-23 18:37:50,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75898 states. [2024-11-23 18:37:54,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75898 to 75856. [2024-11-23 18:37:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75856 states, 53992 states have (on average 1.3028596829159875) internal successors, (70344), 54280 states have internal predecessors, (70344), 18827 states have call successors, (18827), 3035 states have call predecessors, (18827), 3034 states have return successors, (18823), 18608 states have call predecessors, (18823), 18823 states have call successors, (18823) [2024-11-23 18:37:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75856 states to 75856 states and 107994 transitions. [2024-11-23 18:37:54,534 INFO L78 Accepts]: Start accepts. Automaton has 75856 states and 107994 transitions. Word has length 850 [2024-11-23 18:37:54,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:37:54,535 INFO L471 AbstractCegarLoop]: Abstraction has 75856 states and 107994 transitions. [2024-11-23 18:37:54,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (81), 2 states have call predecessors, (81), 1 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2024-11-23 18:37:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 75856 states and 107994 transitions. [2024-11-23 18:37:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2024-11-23 18:37:54,893 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:37:54,893 INFO L218 NwaCegarLoop]: trace histogram [71, 71, 70, 70, 70, 70, 70, 70, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:37:54,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 18:37:54,893 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-23 18:37:54,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:37:54,894 INFO L85 PathProgramCache]: Analyzing trace with hash -2031007484, now seen corresponding path program 1 times [2024-11-23 18:37:54,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:37:54,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171670460] [2024-11-23 18:37:54,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:37:54,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms