./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 32856f5d0c4b3619f0ce02a20f79c0968570d5a120f36f7531c35cd4321618ba --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:28:33,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:28:33,625 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:28:33,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:28:33,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:28:33,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:28:33,674 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:28:33,674 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:28:33,675 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:28:33,675 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:28:33,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:28:33,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:28:33,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:28:33,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:28:33,678 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:28:33,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:28:33,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:28:33,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:28:33,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:28:33,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:28:33,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:28:33,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:28:33,680 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:28:33,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:33,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:33,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:28:33,681 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:28:33,682 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:28:33,682 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:28:33,682 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_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32856f5d0c4b3619f0ce02a20f79c0968570d5a120f36f7531c35cd4321618ba [2024-11-28 03:28:34,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:28:34,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:28:34,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:28:34,074 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:28:34,074 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:28:34,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i [2024-11-28 03:28:37,288 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/data/51b263cbb/1008ac12dd964e058e18c4e92ab0af10/FLAG92069ea55 [2024-11-28 03:28:38,024 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:28:38,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i [2024-11-28 03:28:38,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/data/51b263cbb/1008ac12dd964e058e18c4e92ab0af10/FLAG92069ea55 [2024-11-28 03:28:38,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/data/51b263cbb/1008ac12dd964e058e18c4e92ab0af10 [2024-11-28 03:28:38,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:28:38,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:28:38,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:28:38,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:28:38,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:28:38,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:28:38" (1/1) ... [2024-11-28 03:28:38,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89d150b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:38, skipping insertion in model container [2024-11-28 03:28:38,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:28:38" (1/1) ... [2024-11-28 03:28:38,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:28:41,001 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[353824,353837] [2024-11-28 03:28:41,008 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[353990,354003] [2024-11-28 03:28:41,013 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[354154,354167] [2024-11-28 03:28:41,013 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[354319,354332] [2024-11-28 03:28:41,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:28:41,109 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:28:41,930 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[353824,353837] [2024-11-28 03:28:41,931 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[353990,354003] [2024-11-28 03:28:41,931 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[354154,354167] [2024-11-28 03:28:41,932 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i[354319,354332] [2024-11-28 03:28:41,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:28:42,096 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:28:42,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42 WrapperNode [2024-11-28 03:28:42,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:28:42,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:28:42,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:28:42,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:28:42,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:42,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:43,280 INFO L138 Inliner]: procedures = 349, calls = 5085, calls flagged for inlining = 214, calls inlined = 201, statements flattened = 10845 [2024-11-28 03:28:43,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:28:43,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:28:43,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:28:43,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:28:43,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:43,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:43,796 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:46,237 INFO L175 MemorySlicer]: Split 3044 memory accesses to 20 slices as follows [825, 26, 1, 4, 2, 3, 4, 14, 2, 115, 560, 7, 115, 1270, 3, 56, 29, 1, 2, 5]. 42 percent of accesses are in the largest equivalence class. The 259 initializations are split as follows [0, 0, 0, 4, 0, 0, 4, 0, 0, 115, 0, 0, 115, 10, 3, 0, 0, 1, 2, 5]. The 1584 writes are split as follows [304, 24, 0, 0, 0, 3, 0, 12, 0, 0, 480, 6, 0, 745, 0, 0, 10, 0, 0, 0]. [2024-11-28 03:28:46,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:46,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,608 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:28:47,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:28:47,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:28:47,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:28:47,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (1/1) ... [2024-11-28 03:28:47,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:28:47,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:28:47,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:28:47,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceff28f-578f-4f1b-9b2a-ecc782f066d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:28:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_radio_driver_exit [2024-11-28 03:28:47,981 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_radio_driver_exit [2024-11-28 03:28:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_radio_remove [2024-11-28 03:28:47,981 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_radio_remove [2024-11-28 03:28:47,981 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 03:28:47,982 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 03:28:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 03:28:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 03:28:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 03:28:47,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 03:28:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 03:28:47,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 03:28:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 03:28:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 03:28:47,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 03:28:47,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 03:28:47,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 03:28:47,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 03:28:47,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 03:28:47,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:28:47,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 03:28:47,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:28:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 03:28:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-28 03:28:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:28:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 03:28:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2024-11-28 03:28:47,990 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2024-11-28 03:28:47,990 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_vdev_release [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_vdev_release [2024-11-28 03:28:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_fops_poll [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_fops_poll [2024-11-28 03:28:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2024-11-28 03:28:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_radio_probe [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_radio_probe [2024-11-28 03:28:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_vidioc_log_status [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_vidioc_log_status [2024-11-28 03:28:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_vidioc_s_ctrl [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_vidioc_s_ctrl [2024-11-28 03:28:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~int [2024-11-28 03:28:47,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~int [2024-11-28 03:28:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-28 03:28:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-28 03:28:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_stop [2024-11-28 03:28:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_stop [2024-11-28 03:28:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_fops_release [2024-11-28 03:28:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_fops_release [2024-11-28 03:28:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_wl1273_fm_radio_driver_exit_10_2 [2024-11-28 03:28:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_wl1273_fm_radio_driver_exit_10_2 [2024-11-28 03:28:47,997 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_completion [2024-11-28 03:28:47,997 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_completion [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_wl1273_core [2024-11-28 03:28:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_wl1273_core [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_set_tx_freq [2024-11-28 03:28:47,998 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_set_tx_freq [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:28:47,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 03:28:47,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 03:28:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 03:28:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-28 03:28:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-28 03:28:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-28 03:28:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-28 03:28:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2024-11-28 03:28:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2024-11-28 03:28:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 03:28:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 03:28:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-28 03:28:48,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-28 03:28:48,000 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2024-11-28 03:28:48,004 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2024-11-28 03:28:48,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_wl1273_core [2024-11-28 03:28:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_wl1273_core [2024-11-28 03:28:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:28:48,006 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_set_rx_freq [2024-11-28 03:28:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_set_rx_freq [2024-11-28 03:28:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 03:28:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 03:28:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 03:28:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 03:28:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 03:28:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 03:28:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 03:28:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 03:28:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 03:28:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 03:28:48,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 03:28:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 03:28:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 03:28:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-28 03:28:48,012 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-28 03:28:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 03:28:48,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 03:28:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_fops_open [2024-11-28 03:28:48,012 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_fops_open [2024-11-28 03:28:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 03:28:48,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 03:28:48,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-28 03:28:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-28 03:28:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u16~0~TO~int [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 03:28:48,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-28 03:28:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-28 03:28:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:28:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 03:28:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 03:28:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-28 03:28:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-28 03:28:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:28:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:28:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:28:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 03:28:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 03:28:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 03:28:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 03:28:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-28 03:28:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_g_volatile_ctrl [2024-11-28 03:28:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_g_volatile_ctrl [2024-11-28 03:28:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_wl1273_core [2024-11-28 03:28:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_wl1273_core [2024-11-28 03:28:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 03:28:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 03:28:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_set_mode [2024-11-28 03:28:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_set_mode [2024-11-28 03:28:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 03:28:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 03:28:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 03:28:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:28:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:28:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-28 03:28:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2024-11-28 03:28:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:28:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:28:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2024-11-28 03:28:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_fops_write [2024-11-28 03:28:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_fops_write [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2024-11-28 03:28:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 03:28:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-28 03:28:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-28 03:28:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2024-11-28 03:28:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2024-11-28 03:28:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-28 03:28:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-28 03:28:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-28 03:28:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-28 03:28:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure wl1273_fm_set_rds [2024-11-28 03:28:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1273_fm_set_rds [2024-11-28 03:28:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:28:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:28:48,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:28:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:28:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:28:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:28:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:28:48,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:28:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-28 03:28:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-28 03:28:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-28 03:28:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:28:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:28:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:28:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:28:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:28:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:28:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 03:28:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 03:28:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 03:28:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:28:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:28:49,702 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:28:49,706 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:28:49,857 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:29:44,426 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 03:29:46,102 INFO L? ?]: Removed 2678 outVars from TransFormulas that were not future-live. [2024-11-28 03:29:46,102 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:29:46,185 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:29:46,186 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 03:29:46,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:29:46 BoogieIcfgContainer [2024-11-28 03:29:46,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:29:46,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:29:46,194 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:29:46,203 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:29:46,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:28:38" (1/3) ... [2024-11-28 03:29:46,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69992927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:29:46, skipping insertion in model container [2024-11-28 03:29:46,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:28:42" (2/3) ... [2024-11-28 03:29:46,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69992927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:29:46, skipping insertion in model container [2024-11-28 03:29:46,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:29:46" (3/3) ... [2024-11-28 03:29:46,209 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i [2024-11-28 03:29:46,234 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:29:46,237 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-radio-wl1273.cil.i that has 74 procedures, 2773 locations, 1 initial locations, 2 loop locations, and 3 error locations. [2024-11-28 03:29:46,435 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:29:46,454 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;@335ea522, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:29:46,457 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-28 03:29:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 2771 states, 1973 states have (on average 1.3274201723264065) internal successors, (2619), 1979 states have internal predecessors, (2619), 723 states have call successors, (723), 73 states have call predecessors, (723), 72 states have return successors, (713), 713 states have call predecessors, (713), 713 states have call successors, (713) [2024-11-28 03:29:46,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 03:29:46,539 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:29:46,541 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:29:46,543 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)] === [2024-11-28 03:29:46,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:29:46,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1509289979, now seen corresponding path program 1 times [2024-11-28 03:29:46,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:29:46,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742979074] [2024-11-28 03:29:46,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:29:46,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:30:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:30:18,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2024-11-28 03:30:18,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:30:18,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742979074] [2024-11-28 03:30:18,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742979074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:30:18,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:30:18,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:30:18,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777894670] [2024-11-28 03:30:18,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:30:18,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:30:18,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:30:18,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:30:18,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:30:18,498 INFO L87 Difference]: Start difference. First operand has 2771 states, 1973 states have (on average 1.3274201723264065) internal successors, (2619), 1979 states have internal predecessors, (2619), 723 states have call successors, (723), 73 states have call predecessors, (723), 72 states have return successors, (713), 713 states have call predecessors, (713), 713 states have call successors, (713) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 03:30:22,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:30:24,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:30:24,797 INFO L93 Difference]: Finished difference Result 8103 states and 12041 transitions. [2024-11-28 03:30:24,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:30:24,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 285 [2024-11-28 03:30:24,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:30:24,901 INFO L225 Difference]: With dead ends: 8103 [2024-11-28 03:30:24,902 INFO L226 Difference]: Without dead ends: 5369 [2024-11-28 03:30:24,940 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 [2024-11-28 03:30:24,944 INFO L435 NwaCegarLoop]: 4047 mSDtfsCounter, 3857 mSDsluCounter, 3969 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3857 SdHoareTripleChecker+Valid, 8016 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:30:24,945 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3857 Valid, 8016 Invalid, 54 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 42 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 03:30:24,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2024-11-28 03:30:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 5365. [2024-11-28 03:30:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5365 states, 3848 states have (on average 1.3214656964656966) internal successors, (5085), 3859 states have internal predecessors, (5085), 1374 states have call successors, (1374), 141 states have call predecessors, (1374), 140 states have return successors, (1370), 1370 states have call predecessors, (1370), 1370 states have call successors, (1370) [2024-11-28 03:30:25,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5365 states to 5365 states and 7829 transitions. [2024-11-28 03:30:25,563 INFO L78 Accepts]: Start accepts. Automaton has 5365 states and 7829 transitions. Word has length 285 [2024-11-28 03:30:25,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:30:25,565 INFO L471 AbstractCegarLoop]: Abstraction has 5365 states and 7829 transitions. [2024-11-28 03:30:25,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 03:30:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 5365 states and 7829 transitions. [2024-11-28 03:30:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-28 03:30:25,585 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:30:25,586 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:30:25,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:30:25,587 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)] === [2024-11-28 03:30:25,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:30:25,589 INFO L85 PathProgramCache]: Analyzing trace with hash -316480539, now seen corresponding path program 1 times [2024-11-28 03:30:25,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:30:25,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058868829] [2024-11-28 03:30:25,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:30:25,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:30:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:30:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2024-11-28 03:30:54,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:30:54,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058868829] [2024-11-28 03:30:54,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058868829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:30:54,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:30:54,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:30:54,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269652543] [2024-11-28 03:30:54,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:30:54,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:30:54,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:30:54,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:30:54,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:30:54,158 INFO L87 Difference]: Start difference. First operand 5365 states and 7829 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 03:30:58,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:02,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:31:50,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:31:50,367 INFO L93 Difference]: Finished difference Result 16015 states and 23369 transitions. [2024-11-28 03:31:50,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:31:50,368 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 289 [2024-11-28 03:31:50,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:31:50,454 INFO L225 Difference]: With dead ends: 16015 [2024-11-28 03:31:50,454 INFO L226 Difference]: Without dead ends: 10701 [2024-11-28 03:31:50,486 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:31:50,487 INFO L435 NwaCegarLoop]: 4013 mSDtfsCounter, 7879 mSDsluCounter, 10428 mSDsCounter, 0 mSdLazyCounter, 2845 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7879 SdHoareTripleChecker+Valid, 14441 SdHoareTripleChecker+Invalid, 2864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 2845 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:31:50,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7879 Valid, 14441 Invalid, 2864 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 2845 Invalid, 2 Unknown, 0 Unchecked, 55.3s Time] [2024-11-28 03:31:50,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10701 states. [2024-11-28 03:31:51,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10701 to 10661. [2024-11-28 03:31:51,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10661 states, 7650 states have (on average 1.3222222222222222) internal successors, (10115), 7677 states have internal predecessors, (10115), 2725 states have call successors, (2725), 284 states have call predecessors, (2725), 283 states have return successors, (2721), 2711 states have call predecessors, (2721), 2721 states have call successors, (2721) [2024-11-28 03:31:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10661 states to 10661 states and 15561 transitions. [2024-11-28 03:31:51,114 INFO L78 Accepts]: Start accepts. Automaton has 10661 states and 15561 transitions. Word has length 289 [2024-11-28 03:31:51,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:31:51,116 INFO L471 AbstractCegarLoop]: Abstraction has 10661 states and 15561 transitions. [2024-11-28 03:31:51,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 03:31:51,117 INFO L276 IsEmpty]: Start isEmpty. Operand 10661 states and 15561 transitions. [2024-11-28 03:31:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-11-28 03:31:51,133 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:31:51,133 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:31:51,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:31:51,134 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)] === [2024-11-28 03:31:51,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:31:51,138 INFO L85 PathProgramCache]: Analyzing trace with hash -698609628, now seen corresponding path program 1 times [2024-11-28 03:31:51,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:31:51,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145600406] [2024-11-28 03:31:51,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:31:51,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:32:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:32:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2346 trivial. 0 not checked. [2024-11-28 03:32:18,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:32:18,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145600406] [2024-11-28 03:32:18,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145600406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:32:18,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:32:18,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:32:18,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164344933] [2024-11-28 03:32:18,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:32:18,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:32:18,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:32:18,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:32:18,402 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:32:18,402 INFO L87 Difference]: Start difference. First operand 10661 states and 15561 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 03:32:22,589 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 [] [2024-11-28 03:32:25,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:32:25,017 INFO L93 Difference]: Finished difference Result 31157 states and 45563 transitions. [2024-11-28 03:32:25,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:32:25,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 296 [2024-11-28 03:32:25,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:32:25,177 INFO L225 Difference]: With dead ends: 31157 [2024-11-28 03:32:25,177 INFO L226 Difference]: Without dead ends: 20547 [2024-11-28 03:32:25,232 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 [2024-11-28 03:32:25,233 INFO L435 NwaCegarLoop]: 4503 mSDtfsCounter, 3652 mSDsluCounter, 3913 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3652 SdHoareTripleChecker+Valid, 8416 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:32:25,233 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3652 Valid, 8416 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2024-11-28 03:32:25,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20547 states. [2024-11-28 03:32:26,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20547 to 20521. [2024-11-28 03:32:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20521 states, 14674 states have (on average 1.3195447730680114) internal successors, (19363), 14734 states have internal predecessors, (19363), 5287 states have call successors, (5287), 558 states have call predecessors, (5287), 557 states have return successors, (5283), 5252 states have call predecessors, (5283), 5283 states have call successors, (5283) [2024-11-28 03:32:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20521 states to 20521 states and 29933 transitions. [2024-11-28 03:32:26,483 INFO L78 Accepts]: Start accepts. Automaton has 20521 states and 29933 transitions. Word has length 296 [2024-11-28 03:32:26,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:32:26,484 INFO L471 AbstractCegarLoop]: Abstraction has 20521 states and 29933 transitions. [2024-11-28 03:32:26,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-28 03:32:26,485 INFO L276 IsEmpty]: Start isEmpty. Operand 20521 states and 29933 transitions. [2024-11-28 03:32:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-11-28 03:32:26,501 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:32:26,502 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:32:26,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:32:26,502 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)] === [2024-11-28 03:32:26,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:32:26,505 INFO L85 PathProgramCache]: Analyzing trace with hash 630206142, now seen corresponding path program 1 times [2024-11-28 03:32:26,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:32:26,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059738588] [2024-11-28 03:32:26,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:32:26,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:32:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:32:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-28 03:32:52,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:32:52,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059738588] [2024-11-28 03:32:52,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059738588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:32:52,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:32:52,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:32:52,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020422203] [2024-11-28 03:32:52,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:32:52,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:32:52,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:32:52,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:32:52,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:32:52,077 INFO L87 Difference]: Start difference. First operand 20521 states and 29933 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:32:56,272 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 [] [2024-11-28 03:32:58,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:32:58,909 INFO L93 Difference]: Finished difference Result 49934 states and 72481 transitions. [2024-11-28 03:32:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:32:58,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 329 [2024-11-28 03:32:58,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:32:59,089 INFO L225 Difference]: With dead ends: 49934 [2024-11-28 03:32:59,090 INFO L226 Difference]: Without dead ends: 29464 [2024-11-28 03:32:59,164 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 [2024-11-28 03:32:59,165 INFO L435 NwaCegarLoop]: 4019 mSDtfsCounter, 2669 mSDsluCounter, 3917 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2669 SdHoareTripleChecker+Valid, 7936 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:32:59,166 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2669 Valid, 7936 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 97 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2024-11-28 03:32:59,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29464 states. [2024-11-28 03:33:00,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29464 to 29434. [2024-11-28 03:33:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29434 states, 21064 states have (on average 1.3140429168249146) internal successors, (27679), 21186 states have internal predecessors, (27679), 7418 states have call successors, (7418), 950 states have call predecessors, (7418), 949 states have return successors, (7414), 7339 states have call predecessors, (7414), 7414 states have call successors, (7414) [2024-11-28 03:33:00,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29434 states to 29434 states and 42511 transitions. [2024-11-28 03:33:00,801 INFO L78 Accepts]: Start accepts. Automaton has 29434 states and 42511 transitions. Word has length 329 [2024-11-28 03:33:00,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:33:00,806 INFO L471 AbstractCegarLoop]: Abstraction has 29434 states and 42511 transitions. [2024-11-28 03:33:00,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 03:33:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 29434 states and 42511 transitions. [2024-11-28 03:33:00,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2024-11-28 03:33:00,816 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:33:00,816 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 23, 23, 23, 23, 23, 23, 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] [2024-11-28 03:33:00,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:33:00,817 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)] === [2024-11-28 03:33:00,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:33:00,818 INFO L85 PathProgramCache]: Analyzing trace with hash -232497522, now seen corresponding path program 1 times [2024-11-28 03:33:00,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:33:00,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039595919] [2024-11-28 03:33:00,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:33:00,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:33:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:33:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2424 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2418 trivial. 0 not checked. [2024-11-28 03:33:26,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:33:26,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039595919] [2024-11-28 03:33:26,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039595919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:33:26,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:33:26,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:33:26,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119969393] [2024-11-28 03:33:26,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:33:26,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:33:26,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:33:26,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:33:26,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:33:26,522 INFO L87 Difference]: Start difference. First operand 29434 states and 42511 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 03:33:30,687 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 [] [2024-11-28 03:33:33,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:33:33,028 INFO L93 Difference]: Finished difference Result 80345 states and 116435 transitions. [2024-11-28 03:33:33,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:33:33,029 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 320 [2024-11-28 03:33:33,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:33:33,451 INFO L225 Difference]: With dead ends: 80345 [2024-11-28 03:33:33,452 INFO L226 Difference]: Without dead ends: 50962 [2024-11-28 03:33:33,588 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 [2024-11-28 03:33:33,590 INFO L435 NwaCegarLoop]: 6583 mSDtfsCounter, 3876 mSDsluCounter, 3916 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3876 SdHoareTripleChecker+Valid, 10499 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:33:33,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3876 Valid, 10499 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 62 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-28 03:33:33,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50962 states. [2024-11-28 03:33:36,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50962 to 50898. [2024-11-28 03:33:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50898 states, 36468 states have (on average 1.3136722606120435) internal successors, (47907), 36727 states have internal predecessors, (47907), 12812 states have call successors, (12812), 1640 states have call predecessors, (12812), 1615 states have return successors, (13046), 12589 states have call predecessors, (13046), 12808 states have call successors, (13046) [2024-11-28 03:33:37,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50898 states to 50898 states and 73765 transitions. [2024-11-28 03:33:37,193 INFO L78 Accepts]: Start accepts. Automaton has 50898 states and 73765 transitions. Word has length 320 [2024-11-28 03:33:37,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:33:37,193 INFO L471 AbstractCegarLoop]: Abstraction has 50898 states and 73765 transitions. [2024-11-28 03:33:37,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2024-11-28 03:33:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 50898 states and 73765 transitions. [2024-11-28 03:33:37,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2024-11-28 03:33:37,205 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:33:37,206 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:33:37,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:33:37,206 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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)] === [2024-11-28 03:33:37,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:33:37,207 INFO L85 PathProgramCache]: Analyzing trace with hash -606880817, now seen corresponding path program 1 times [2024-11-28 03:33:37,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:33:37,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554377475] [2024-11-28 03:33:37,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:33:37,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:34:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:34:08,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2609 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2024-11-28 03:34:08,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:34:08,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554377475] [2024-11-28 03:34:08,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554377475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:34:08,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:34:08,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:34:08,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732743204] [2024-11-28 03:34:08,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:34:08,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:34:08,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:34:08,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:34:08,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:34:08,481 INFO L87 Difference]: Start difference. First operand 50898 states and 73765 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 03:34:12,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:34:16,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:34:16,609 INFO L93 Difference]: Finished difference Result 149444 states and 216796 transitions. [2024-11-28 03:34:16,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:34:16,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 345 [2024-11-28 03:34:16,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:34:17,469 INFO L225 Difference]: With dead ends: 149444 [2024-11-28 03:34:17,470 INFO L226 Difference]: Without dead ends: 99378 [2024-11-28 03:34:17,717 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 [2024-11-28 03:34:17,719 INFO L435 NwaCegarLoop]: 7757 mSDtfsCounter, 3813 mSDsluCounter, 3970 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3813 SdHoareTripleChecker+Valid, 11727 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:34:17,720 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3813 Valid, 11727 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 03:34:17,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99378 states. [2024-11-28 03:34:23,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99378 to 99374. [2024-11-28 03:34:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99374 states, 71362 states have (on average 1.3133880776884055) internal successors, (93726), 71737 states have internal predecessors, (93726), 24894 states have call successors, (24894), 3152 states have call predecessors, (24894), 3115 states have return successors, (25366), 24601 states have call predecessors, (25366), 24890 states have call successors, (25366) [2024-11-28 03:34:24,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99374 states to 99374 states and 143986 transitions. [2024-11-28 03:34:24,949 INFO L78 Accepts]: Start accepts. Automaton has 99374 states and 143986 transitions. Word has length 345 [2024-11-28 03:34:24,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:34:24,951 INFO L471 AbstractCegarLoop]: Abstraction has 99374 states and 143986 transitions. [2024-11-28 03:34:24,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 03:34:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 99374 states and 143986 transitions. [2024-11-28 03:34:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2024-11-28 03:34:24,987 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:34:24,988 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:34:24,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:34:24,988 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2024-11-28 03:34:24,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:34:24,990 INFO L85 PathProgramCache]: Analyzing trace with hash 779322577, now seen corresponding path program 1 times [2024-11-28 03:34:24,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:34:24,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981537358] [2024-11-28 03:34:24,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:34:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:34:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:34:56,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2609 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2609 trivial. 0 not checked. [2024-11-28 03:34:56,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:34:56,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981537358] [2024-11-28 03:34:56,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981537358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:34:56,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:34:56,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:34:56,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680005009] [2024-11-28 03:34:56,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:34:56,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:34:56,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:34:56,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:34:56,239 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:34:56,240 INFO L87 Difference]: Start difference. First operand 99374 states and 143986 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:34:59,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:34:59,968 INFO L93 Difference]: Finished difference Result 99380 states and 143991 transitions. [2024-11-28 03:34:59,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:34:59,969 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 345 [2024-11-28 03:34:59,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:35:00,488 INFO L225 Difference]: With dead ends: 99380 [2024-11-28 03:35:00,488 INFO L226 Difference]: Without dead ends: 99378 [2024-11-28 03:35:00,537 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:35:00,538 INFO L435 NwaCegarLoop]: 4006 mSDtfsCounter, 3926 mSDsluCounter, 8006 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3927 SdHoareTripleChecker+Valid, 12012 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:35:00,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3927 Valid, 12012 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:35:00,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99378 states. [2024-11-28 03:35:03,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99378 to 99378. [2024-11-28 03:35:03,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99378 states, 71365 states have (on average 1.3133749036642612) internal successors, (93729), 71740 states have internal predecessors, (93729), 24894 states have call successors, (24894), 3153 states have call predecessors, (24894), 3116 states have return successors, (25366), 24601 states have call predecessors, (25366), 24890 states have call successors, (25366) [2024-11-28 03:35:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99378 states to 99378 states and 143989 transitions. [2024-11-28 03:35:04,601 INFO L78 Accepts]: Start accepts. Automaton has 99378 states and 143989 transitions. Word has length 345 [2024-11-28 03:35:04,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:35:04,602 INFO L471 AbstractCegarLoop]: Abstraction has 99378 states and 143989 transitions. [2024-11-28 03:35:04,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 03:35:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 99378 states and 143989 transitions. [2024-11-28 03:35:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2024-11-28 03:35:04,609 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:35:04,609 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 24, 24, 24, 24, 24, 24, 5, 5, 5, 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] [2024-11-28 03:35:04,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:35:04,610 INFO L396 AbstractCegarLoop]: === Iteration 8 === 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)] === [2024-11-28 03:35:04,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:35:04,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1241550862, now seen corresponding path program 1 times [2024-11-28 03:35:04,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:35:04,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650102198] [2024-11-28 03:35:04,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:35:04,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:35:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:35:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2607 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2607 trivial. 0 not checked. [2024-11-28 03:35:30,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:35:30,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650102198] [2024-11-28 03:35:30,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650102198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:35:30,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:35:30,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:35:30,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109951374] [2024-11-28 03:35:30,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:35:30,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:35:30,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:35:30,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:35:30,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:35:30,568 INFO L87 Difference]: Start difference. First operand 99378 states and 143989 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 03:35:34,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:35:41,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:35:41,871 INFO L93 Difference]: Finished difference Result 287310 states and 416183 transitions. [2024-11-28 03:35:41,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:35:41,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 371 [2024-11-28 03:35:41,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:35:43,276 INFO L225 Difference]: With dead ends: 287310 [2024-11-28 03:35:43,276 INFO L226 Difference]: Without dead ends: 187983 [2024-11-28 03:35:43,850 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 [2024-11-28 03:35:43,851 INFO L435 NwaCegarLoop]: 4272 mSDtfsCounter, 3811 mSDsluCounter, 3965 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3811 SdHoareTripleChecker+Valid, 8237 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:35:43,851 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3811 Valid, 8237 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 03:35:43,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187983 states. [2024-11-28 03:35:53,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187983 to 187913. [2024-11-28 03:35:54,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187913 states, 135604 states have (on average 1.3128226306008672) internal successors, (178024), 136399 states have internal predecessors, (178024), 46368 states have call successors, (46368), 6011 states have call predecessors, (46368), 5938 states have return successors, (47316), 45735 states have call predecessors, (47316), 46364 states have call successors, (47316) [2024-11-28 03:35:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187913 states to 187913 states and 271708 transitions. [2024-11-28 03:35:54,909 INFO L78 Accepts]: Start accepts. Automaton has 187913 states and 271708 transitions. Word has length 371 [2024-11-28 03:35:54,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:35:54,909 INFO L471 AbstractCegarLoop]: Abstraction has 187913 states and 271708 transitions. [2024-11-28 03:35:54,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 03:35:54,910 INFO L276 IsEmpty]: Start isEmpty. Operand 187913 states and 271708 transitions. [2024-11-28 03:35:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-11-28 03:35:54,915 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:35:54,915 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:35:54,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:35:54,916 INFO L396 AbstractCegarLoop]: === Iteration 9 === 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)] === [2024-11-28 03:35:54,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:35:54,916 INFO L85 PathProgramCache]: Analyzing trace with hash -690827572, now seen corresponding path program 1 times [2024-11-28 03:35:54,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:35:54,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280194749] [2024-11-28 03:35:54,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:35:54,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:36:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:36:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2609 trivial. 0 not checked. [2024-11-28 03:36:26,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:36:26,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280194749] [2024-11-28 03:36:26,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280194749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:36:26,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:36:26,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:36:26,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913210704] [2024-11-28 03:36:26,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:36:26,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:36:26,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:36:26,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:36:26,764 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:36:26,764 INFO L87 Difference]: Start difference. First operand 187913 states and 271708 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:36:32,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:36:32,739 INFO L93 Difference]: Finished difference Result 187919 states and 271713 transitions. [2024-11-28 03:36:32,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:36:32,741 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 350 [2024-11-28 03:36:32,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:36:33,856 INFO L225 Difference]: With dead ends: 187919 [2024-11-28 03:36:33,856 INFO L226 Difference]: Without dead ends: 187917 [2024-11-28 03:36:33,942 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:36:33,945 INFO L435 NwaCegarLoop]: 4009 mSDtfsCounter, 3922 mSDsluCounter, 8007 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3923 SdHoareTripleChecker+Valid, 12016 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:36:33,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3923 Valid, 12016 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:36:34,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187917 states. [2024-11-28 03:36:43,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187917 to 187917. [2024-11-28 03:36:44,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187917 states, 135607 states have (on average 1.3128157101034608) internal successors, (178027), 136402 states have internal predecessors, (178027), 46368 states have call successors, (46368), 6012 states have call predecessors, (46368), 5939 states have return successors, (47316), 45735 states have call predecessors, (47316), 46364 states have call successors, (47316) [2024-11-28 03:36:45,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187917 states to 187917 states and 271711 transitions. [2024-11-28 03:36:45,329 INFO L78 Accepts]: Start accepts. Automaton has 187917 states and 271711 transitions. Word has length 350 [2024-11-28 03:36:45,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:36:45,329 INFO L471 AbstractCegarLoop]: Abstraction has 187917 states and 271711 transitions. [2024-11-28 03:36:45,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-28 03:36:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 187917 states and 271711 transitions. [2024-11-28 03:36:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2024-11-28 03:36:45,335 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:36:45,335 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:36:45,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:36:45,336 INFO L396 AbstractCegarLoop]: === Iteration 10 === 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)] === [2024-11-28 03:36:45,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:36:45,336 INFO L85 PathProgramCache]: Analyzing trace with hash -804871823, now seen corresponding path program 1 times [2024-11-28 03:36:45,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:36:45,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943307501] [2024-11-28 03:36:45,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:36:45,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms