./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-wl128x-fm_drv.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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/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-wl128x-fm_drv.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/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 f6012e8ec841b08462bbd246c354a43139de7ccb42d1c6282a50e12dbc313f31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:23:20,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:23:20,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 23:23:20,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:23:20,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:23:20,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:23:20,811 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:23:20,811 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:23:20,812 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:23:20,812 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:23:20,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:23:20,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:23:20,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:23:20,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:23:20,813 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:23:20,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:23:20,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:23:20,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:23:20,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:23:20,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:23:20,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:23:20,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:23:20,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:23:20,815 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:23:20,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:23:20,815 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:23:20,815 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:23:20,815 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:23:20,815 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:23:20,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:23:20,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:23:20,816 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:23:20,816 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:23:20,816 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:23:20,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:23:20,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:23:20,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:23:20,817 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:23:20,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:23:20,817 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:23:20,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:23:20,817 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:23:20,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:23:20,818 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:23:20,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:23:20,818 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/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 -> f6012e8ec841b08462bbd246c354a43139de7ccb42d1c6282a50e12dbc313f31 [2024-11-27 23:23:21,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:23:21,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:23:21,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:23:21,208 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:23:21,208 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:23:21,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i [2024-11-27 23:23:24,307 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/data/0d6fd934f/2698abaa0d19421789988440f5bfa074/FLAGa65b12ae8 [2024-11-27 23:23:25,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:23:25,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i [2024-11-27 23:23:25,224 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/data/0d6fd934f/2698abaa0d19421789988440f5bfa074/FLAGa65b12ae8 [2024-11-27 23:23:25,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/data/0d6fd934f/2698abaa0d19421789988440f5bfa074 [2024-11-27 23:23:25,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:23:25,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:23:25,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:23:25,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:23:25,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:23:25,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:25" (1/1) ... [2024-11-27 23:23:25,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e4a9fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:25, skipping insertion in model container [2024-11-27 23:23:25,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:25" (1/1) ... [2024-11-27 23:23:25,600 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:23:28,122 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[314540,314553] [2024-11-27 23:23:28,126 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[314706,314719] [2024-11-27 23:23:28,127 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[314870,314883] [2024-11-27 23:23:28,127 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[315035,315048] [2024-11-27 23:23:28,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:23:28,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:23:28,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4795] [2024-11-27 23:23:28,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4802] [2024-11-27 23:23:28,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [4809] [2024-11-27 23:23:28,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [4847] [2024-11-27 23:23:28,705 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[314540,314553] [2024-11-27 23:23:28,706 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[314706,314719] [2024-11-27 23:23:28,706 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[314870,314883] [2024-11-27 23:23:28,706 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_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i[315035,315048] [2024-11-27 23:23:28,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:23:29,033 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:23:29,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29 WrapperNode [2024-11-27 23:23:29,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:23:29,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:23:29,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:23:29,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:23:29,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:29,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:29,314 INFO L138 Inliner]: procedures = 386, calls = 2561, calls flagged for inlining = 198, calls inlined = 148, statements flattened = 5155 [2024-11-27 23:23:29,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:23:29,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:23:29,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:23:29,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:23:29,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:29,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:29,374 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,224 INFO L175 MemorySlicer]: Split 941 memory accesses to 19 slices as follows [3, 2, 3, 2, 1, 2, 2, 2, 12, 2, 2, 16, 3, 2, 2, 8, 4, 873, 0]. 93 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [0, 0, 0, 0, 1, 2, 0, 0, 8, 0, 0, 0, 3, 0, 0, 8, 0, 22, 0]. The 664 writes are split as follows [3, 1, 0, 2, 0, 0, 1, 0, 0, 1, 2, 14, 0, 0, 1, 0, 2, 637, 0]. [2024-11-27 23:23:30,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,431 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:23:30,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:23:30,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:23:30,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:23:30,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (1/1) ... [2024-11-27 23:23:30,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:23:30,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:23:30,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:23:30,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98dc35b6-3ef1-449c-8cd0-d49c64b4de09/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:23:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-27 23:23:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-27 23:23:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-27 23:23:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-27 23:23:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-11-27 23:23:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-11-27 23:23:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-27 23:23:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-27 23:23:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-27 23:23:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-27 23:23:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_stereo_mono [2024-11-27 23:23:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_stereo_mono [2024-11-27 23:23:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-27 23:23:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-27 23:23:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_len [2024-11-27 23:23:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_len [2024-11-27 23:23:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2024-11-27 23:23:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2024-11-27 23:23:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-27 23:23:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-27 23:23:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-27 23:23:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-27 23:23:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2024-11-27 23:23:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2024-11-27 23:23:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-27 23:23:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-27 23:23:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-27 23:23:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2024-11-27 23:23:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-27 23:23:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-27 23:23:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 23:23:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2024-11-27 23:23:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2024-11-27 23:23:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure st_unregister [2024-11-27 23:23:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure st_unregister [2024-11-27 23:23:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-27 23:23:30,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-27 23:23:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-27 23:23:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-27 23:23:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-27 23:23:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-27 23:23:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-27 23:23:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-27 23:23:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_fmdev [2024-11-27 23:23:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_fmdev [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_release [2024-11-27 23:23:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_release [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-27 23:23:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-27 23:23:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-27 23:23:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-27 23:23:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_fmdev [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_fmdev [2024-11-27 23:23:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-27 23:23:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-27 23:23:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_rds_mode [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_rds_mode [2024-11-27 23:23:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2024-11-27 23:23:30,732 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_rds_mode [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_rds_mode [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-27 23:23:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-27 23:23:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-27 23:23:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-27 23:23:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-27 23:23:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-27 23:23:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-27 23:23:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-27 23:23:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-27 23:23:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-11-27 23:23:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-11-27 23:23:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_preemph_filter [2024-11-27 23:23:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_preemph_filter [2024-11-27 23:23:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-11-27 23:23:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-11-27 23:23:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-27 23:23:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-27 23:23:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-27 23:23:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-27 23:23:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-27 23:23:30,740 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-27 23:23:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure fm_g_volatile_ctrl [2024-11-27 23:23:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_g_volatile_ctrl [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:23:30,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-27 23:23:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-27 23:23:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-27 23:23:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-27 23:23:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-27 23:23:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-27 23:23:30,745 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-27 23:23:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-27 23:23:30,746 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-27 23:23:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure fm_config_rx_mute_reg [2024-11-27 23:23:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_config_rx_mute_reg [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-11-27 23:23:30,747 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-27 23:23:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-27 23:23:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_data_mode [2024-11-27 23:23:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_data_mode [2024-11-27 23:23:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-27 23:23:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-27 23:23:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure fm_tx_set_pwr_lvl [2024-11-27 23:23:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_tx_set_pwr_lvl [2024-11-27 23:23:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-27 23:23:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_prepare [2024-11-27 23:23:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_prepare [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_send_cmd [2024-11-27 23:23:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_send_cmd [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release [2024-11-27 23:23:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure fm_send_cmd [2024-11-27 23:23:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_send_cmd [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-27 23:23:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-27 23:23:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-27 23:23:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-27 23:23:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-27 23:23:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_call_stage [2024-11-27 23:23:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_call_stage [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2024-11-27 23:23:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2024-11-27 23:23:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fm_drv_exit_6_2 [2024-11-27 23:23:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fm_drv_exit_6_2 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-27 23:23:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-27 23:23:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-27 23:23:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_reset_rds_cache [2024-11-27 23:23:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_reset_rds_cache [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_reset_station_info [2024-11-27 23:23:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_reset_station_info [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_s_ctrl [2024-11-27 23:23:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_s_ctrl [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-27 23:23:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-27 23:23:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-27 23:23:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-27 23:23:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-27 23:23:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-27 23:23:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-27 23:23:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-27 23:23:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-27 23:23:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-27 23:23:30,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~int_handler_prototype~0 [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~int_handler_prototype~0 [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure enable_xmit [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_xmit [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_volume [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_volume [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-27 23:23:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-27 23:23:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_fmdev [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_fmdev [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure set_rds_text [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rds_text [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_release [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_release [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2024-11-27 23:23:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-27 23:23:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-27 23:23:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-27 23:23:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-27 23:23:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-27 23:23:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_open [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_open [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure fm_rx_set_freq [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_rx_set_freq [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure fmc_set_mode [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fmc_set_mode [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure fm_v4l2_fops_write [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_v4l2_fops_write [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure fm_irq_call [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_irq_call [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-27 23:23:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure fm_power_down [2024-11-27 23:23:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_power_down [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure fm_download_firmware [2024-11-27 23:23:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fm_download_firmware [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-27 23:23:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-27 23:23:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-27 23:23:31,978 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:23:31,982 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:23:33,307 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-27 23:23:53,532 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-27 23:23:54,749 INFO L? ?]: Removed 2442 outVars from TransFormulas that were not future-live. [2024-11-27 23:23:54,749 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:23:54,826 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:23:54,826 INFO L312 CfgBuilder]: Removed 22 assume(true) statements. [2024-11-27 23:23:54,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:23:54 BoogieIcfgContainer [2024-11-27 23:23:54,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:23:54,833 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:23:54,833 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:23:54,840 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:23:54,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:23:25" (1/3) ... [2024-11-27 23:23:54,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f98342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:23:54, skipping insertion in model container [2024-11-27 23:23:54,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:29" (2/3) ... [2024-11-27 23:23:54,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f98342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:23:54, skipping insertion in model container [2024-11-27 23:23:54,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:23:54" (3/3) ... [2024-11-27 23:23:54,846 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i [2024-11-27 23:23:54,866 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:23:54,870 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-radio-wl128x-fm_drv.cil.i that has 153 procedures, 2163 locations, 1 initial locations, 79 loop locations, and 3 error locations. [2024-11-27 23:23:55,012 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 23:23:55,029 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;@163e52f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 23:23:55,030 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-27 23:23:55,041 INFO L276 IsEmpty]: Start isEmpty. Operand has 1913 states, 1320 states have (on average 1.3098484848484848) internal successors, (1729), 1336 states have internal predecessors, (1729), 492 states have call successors, (492), 99 states have call predecessors, (492), 98 states have return successors, (485), 482 states have call predecessors, (485), 485 states have call successors, (485) [2024-11-27 23:23:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-27 23:23:55,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:23:55,073 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:23:55,073 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)] === [2024-11-27 23:23:55,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:23:55,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1209599459, now seen corresponding path program 1 times [2024-11-27 23:23:55,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:23:55,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714705985] [2024-11-27 23:23:55,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:23:55,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:24:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:24:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-27 23:24:18,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:24:18,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714705985] [2024-11-27 23:24:18,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714705985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:24:18,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:24:18,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:24:18,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146619847] [2024-11-27 23:24:18,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:24:18,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:24:18,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:24:18,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:24:18,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:24:18,219 INFO L87 Difference]: Start difference. First operand has 1913 states, 1320 states have (on average 1.3098484848484848) internal successors, (1729), 1336 states have internal predecessors, (1729), 492 states have call successors, (492), 99 states have call predecessors, (492), 98 states have return successors, (485), 482 states have call predecessors, (485), 485 states have call successors, (485) Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-27 23:24:22,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:24:24,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:24:24,075 INFO L93 Difference]: Finished difference Result 5455 states and 7809 transitions. [2024-11-27 23:24:24,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:24:24,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 241 [2024-11-27 23:24:24,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:24:24,154 INFO L225 Difference]: With dead ends: 5455 [2024-11-27 23:24:24,155 INFO L226 Difference]: Without dead ends: 3574 [2024-11-27 23:24:24,185 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:24:24,188 INFO L435 NwaCegarLoop]: 2707 mSDtfsCounter, 2514 mSDsluCounter, 2508 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 11 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2514 SdHoareTripleChecker+Valid, 5215 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:24:24,191 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2514 Valid, 5215 Invalid, 54 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 42 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-27 23:24:24,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3574 states. [2024-11-27 23:24:24,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3574 to 3570. [2024-11-27 23:24:24,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3570 states, 2486 states have (on average 1.3085277554304102) internal successors, (3253), 2516 states have internal predecessors, (3253), 894 states have call successors, (894), 188 states have call predecessors, (894), 187 states have return successors, (890), 884 states have call predecessors, (890), 890 states have call successors, (890) [2024-11-27 23:24:24,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3570 states and 5037 transitions. [2024-11-27 23:24:24,697 INFO L78 Accepts]: Start accepts. Automaton has 3570 states and 5037 transitions. Word has length 241 [2024-11-27 23:24:24,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:24:24,703 INFO L471 AbstractCegarLoop]: Abstraction has 3570 states and 5037 transitions. [2024-11-27 23:24:24,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-27 23:24:24,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3570 states and 5037 transitions. [2024-11-27 23:24:24,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-27 23:24:24,720 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:24:24,720 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:24:24,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 23:24:24,721 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)] === [2024-11-27 23:24:24,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:24:24,722 INFO L85 PathProgramCache]: Analyzing trace with hash -830747322, now seen corresponding path program 1 times [2024-11-27 23:24:24,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:24:24,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956029716] [2024-11-27 23:24:24,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:24,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:24:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:24:47,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-27 23:24:47,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:24:47,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956029716] [2024-11-27 23:24:47,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956029716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:24:47,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:24:47,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:24:47,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781800792] [2024-11-27 23:24:47,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:24:47,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:24:47,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:24:47,205 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:24:47,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:24:47,207 INFO L87 Difference]: Start difference. First operand 3570 states and 5037 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-27 23:24:51,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:24:53,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:24:53,325 INFO L93 Difference]: Finished difference Result 7712 states and 10734 transitions. [2024-11-27 23:24:53,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:24:53,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 269 [2024-11-27 23:24:53,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:24:53,369 INFO L225 Difference]: With dead ends: 7712 [2024-11-27 23:24:53,369 INFO L226 Difference]: Without dead ends: 4185 [2024-11-27 23:24:53,394 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:24:53,395 INFO L435 NwaCegarLoop]: 2753 mSDtfsCounter, 1620 mSDsluCounter, 2590 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1620 SdHoareTripleChecker+Valid, 5343 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-27 23:24:53,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1620 Valid, 5343 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 88 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-27 23:24:53,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2024-11-27 23:24:53,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 4164. [2024-11-27 23:24:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4164 states, 2853 states have (on average 1.2814581142656853) internal successors, (3656), 2897 states have internal predecessors, (3656), 1032 states have call successors, (1032), 277 states have call predecessors, (1032), 276 states have return successors, (1028), 1014 states have call predecessors, (1028), 1028 states have call successors, (1028) [2024-11-27 23:24:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 4164 states and 5716 transitions. [2024-11-27 23:24:53,700 INFO L78 Accepts]: Start accepts. Automaton has 4164 states and 5716 transitions. Word has length 269 [2024-11-27 23:24:53,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:24:53,701 INFO L471 AbstractCegarLoop]: Abstraction has 4164 states and 5716 transitions. [2024-11-27 23:24:53,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-27 23:24:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 5716 transitions. [2024-11-27 23:24:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-27 23:24:53,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:24:53,717 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:24:53,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 23:24:53,718 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)] === [2024-11-27 23:24:53,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:24:53,722 INFO L85 PathProgramCache]: Analyzing trace with hash -988816778, now seen corresponding path program 1 times [2024-11-27 23:24:53,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:24:53,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970944532] [2024-11-27 23:24:53,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:24:53,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1953 trivial. 0 not checked. [2024-11-27 23:25:15,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:15,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970944532] [2024-11-27 23:25:15,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970944532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:15,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:15,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:25:15,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518537015] [2024-11-27 23:25:15,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:15,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:25:15,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:15,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:25:15,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:25:15,465 INFO L87 Difference]: Start difference. First operand 4164 states and 5716 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-27 23:25:19,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:25:23,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:25:36,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:25:36,684 INFO L93 Difference]: Finished difference Result 7294 states and 9966 transitions. [2024-11-27 23:25:36,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:25:36,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 295 [2024-11-27 23:25:36,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:25:36,715 INFO L225 Difference]: With dead ends: 7294 [2024-11-27 23:25:36,716 INFO L226 Difference]: Without dead ends: 3173 [2024-11-27 23:25:36,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:25:36,739 INFO L435 NwaCegarLoop]: 2498 mSDtfsCounter, 2496 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2496 SdHoareTripleChecker+Valid, 4130 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2024-11-27 23:25:36,740 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2496 Valid, 4130 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 955 Invalid, 2 Unknown, 0 Unchecked, 20.9s Time] [2024-11-27 23:25:36,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3173 states. [2024-11-27 23:25:36,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3173 to 3173. [2024-11-27 23:25:36,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3173 states, 2217 states have (on average 1.2792061344158774) internal successors, (2836), 2232 states have internal predecessors, (2836), 737 states have call successors, (737), 217 states have call predecessors, (737), 216 states have return successors, (733), 728 states have call predecessors, (733), 733 states have call successors, (733) [2024-11-27 23:25:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 3173 states and 4306 transitions. [2024-11-27 23:25:36,936 INFO L78 Accepts]: Start accepts. Automaton has 3173 states and 4306 transitions. Word has length 295 [2024-11-27 23:25:36,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:25:36,940 INFO L471 AbstractCegarLoop]: Abstraction has 3173 states and 4306 transitions. [2024-11-27 23:25:36,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-27 23:25:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 4306 transitions. [2024-11-27 23:25:36,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-27 23:25:36,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:25:36,949 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:25:36,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 23:25:36,950 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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)] === [2024-11-27 23:25:36,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:25:36,950 INFO L85 PathProgramCache]: Analyzing trace with hash -34331213, now seen corresponding path program 1 times [2024-11-27 23:25:36,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:25:36,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782443073] [2024-11-27 23:25:36,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:25:36,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:25:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:25:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1803 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 1789 trivial. 0 not checked. [2024-11-27 23:25:58,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:25:58,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782443073] [2024-11-27 23:25:58,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782443073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:25:58,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:25:58,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:25:58,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857397891] [2024-11-27 23:25:58,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:25:58,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:25:58,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:25:58,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:25:58,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:25:58,108 INFO L87 Difference]: Start difference. First operand 3173 states and 4306 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2024-11-27 23:26:02,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:26:03,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:03,584 INFO L93 Difference]: Finished difference Result 7856 states and 10749 transitions. [2024-11-27 23:26:03,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:26:03,585 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 307 [2024-11-27 23:26:03,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:03,626 INFO L225 Difference]: With dead ends: 7856 [2024-11-27 23:26:03,627 INFO L226 Difference]: Without dead ends: 5297 [2024-11-27 23:26:03,641 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:26:03,643 INFO L435 NwaCegarLoop]: 4579 mSDtfsCounter, 2161 mSDsluCounter, 2442 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2161 SdHoareTripleChecker+Valid, 7021 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 [2024-11-27 23:26:03,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2161 Valid, 7021 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-11-27 23:26:03,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5297 states. [2024-11-27 23:26:03,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5297 to 5293. [2024-11-27 23:26:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5293 states, 3720 states have (on average 1.288709677419355) internal successors, (4794), 3738 states have internal predecessors, (4794), 1223 states have call successors, (1223), 348 states have call predecessors, (1223), 347 states have return successors, (1219), 1214 states have call predecessors, (1219), 1219 states have call successors, (1219) [2024-11-27 23:26:03,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5293 states to 5293 states and 7236 transitions. [2024-11-27 23:26:03,951 INFO L78 Accepts]: Start accepts. Automaton has 5293 states and 7236 transitions. Word has length 307 [2024-11-27 23:26:03,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:03,952 INFO L471 AbstractCegarLoop]: Abstraction has 5293 states and 7236 transitions. [2024-11-27 23:26:03,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2024-11-27 23:26:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 5293 states and 7236 transitions. [2024-11-27 23:26:03,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-27 23:26:03,963 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:03,964 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:26:03,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 23:26:03,964 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2024-11-27 23:26:03,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:03,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1351872181, now seen corresponding path program 1 times [2024-11-27 23:26:03,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:03,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353405525] [2024-11-27 23:26:03,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:03,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:26:23,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1803 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1803 trivial. 0 not checked. [2024-11-27 23:26:26,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:26:26,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353405525] [2024-11-27 23:26:26,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353405525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:26,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:26:26,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:26:26,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131280356] [2024-11-27 23:26:26,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:26,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:26:26,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:26:26,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:26:26,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:26:26,391 INFO L87 Difference]: Start difference. First operand 5293 states and 7236 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-27 23:26:27,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:27,219 INFO L93 Difference]: Finished difference Result 5299 states and 7241 transitions. [2024-11-27 23:26:27,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:26:27,221 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 307 [2024-11-27 23:26:27,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:27,262 INFO L225 Difference]: With dead ends: 5299 [2024-11-27 23:26:27,262 INFO L226 Difference]: Without dead ends: 5297 [2024-11-27 23:26:27,267 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 [2024-11-27 23:26:27,271 INFO L435 NwaCegarLoop]: 2478 mSDtfsCounter, 2410 mSDsluCounter, 4949 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 7427 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 [2024-11-27 23:26:27,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 7427 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:26:27,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5297 states. [2024-11-27 23:26:27,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5297 to 5297. [2024-11-27 23:26:27,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5297 states, 3723 states have (on average 1.2884770346494763) internal successors, (4797), 3741 states have internal predecessors, (4797), 1223 states have call successors, (1223), 349 states have call predecessors, (1223), 348 states have return successors, (1219), 1214 states have call predecessors, (1219), 1219 states have call successors, (1219) [2024-11-27 23:26:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5297 states to 5297 states and 7239 transitions. [2024-11-27 23:26:27,631 INFO L78 Accepts]: Start accepts. Automaton has 5297 states and 7239 transitions. Word has length 307 [2024-11-27 23:26:27,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:27,632 INFO L471 AbstractCegarLoop]: Abstraction has 5297 states and 7239 transitions. [2024-11-27 23:26:27,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (31), 3 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-27 23:26:27,633 INFO L276 IsEmpty]: Start isEmpty. Operand 5297 states and 7239 transitions. [2024-11-27 23:26:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-11-27 23:26:27,645 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:27,645 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:26:27,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 23:26:27,645 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)] === [2024-11-27 23:26:27,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:27,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1509889021, now seen corresponding path program 1 times [2024-11-27 23:26:27,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:27,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379781883] [2024-11-27 23:26:27,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:27,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:26:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:26:54,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1805 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1803 trivial. 0 not checked. [2024-11-27 23:26:54,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:26:54,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379781883] [2024-11-27 23:26:54,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379781883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:26:54,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:26:54,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:26:54,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916902030] [2024-11-27 23:26:54,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:26:54,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:26:54,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:26:54,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:26:54,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:26:54,762 INFO L87 Difference]: Start difference. First operand 5297 states and 7239 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-27 23:26:55,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:26:55,577 INFO L93 Difference]: Finished difference Result 5303 states and 7244 transitions. [2024-11-27 23:26:55,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:26:55,578 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 312 [2024-11-27 23:26:55,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:26:55,619 INFO L225 Difference]: With dead ends: 5303 [2024-11-27 23:26:55,620 INFO L226 Difference]: Without dead ends: 5301 [2024-11-27 23:26:55,624 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:26:55,625 INFO L435 NwaCegarLoop]: 2481 mSDtfsCounter, 2406 mSDsluCounter, 4950 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2407 SdHoareTripleChecker+Valid, 7431 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:26:55,626 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2407 Valid, 7431 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 23:26:55,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5301 states. [2024-11-27 23:26:55,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5301 to 5301. [2024-11-27 23:26:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5301 states, 3726 states have (on average 1.288244766505636) internal successors, (4800), 3744 states have internal predecessors, (4800), 1223 states have call successors, (1223), 350 states have call predecessors, (1223), 349 states have return successors, (1219), 1214 states have call predecessors, (1219), 1219 states have call successors, (1219) [2024-11-27 23:26:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5301 states to 5301 states and 7242 transitions. [2024-11-27 23:26:56,003 INFO L78 Accepts]: Start accepts. Automaton has 5301 states and 7242 transitions. Word has length 312 [2024-11-27 23:26:56,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:26:56,004 INFO L471 AbstractCegarLoop]: Abstraction has 5301 states and 7242 transitions. [2024-11-27 23:26:56,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-27 23:26:56,005 INFO L276 IsEmpty]: Start isEmpty. Operand 5301 states and 7242 transitions. [2024-11-27 23:26:56,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-11-27 23:26:56,019 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:26:56,020 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 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] [2024-11-27 23:26:56,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 23:26:56,020 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-27 23:26:56,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:26:56,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1201792183, now seen corresponding path program 1 times [2024-11-27 23:26:56,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:26:56,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157130812] [2024-11-27 23:26:56,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:26:56,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:27:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:27:19,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1821 trivial. 0 not checked. [2024-11-27 23:27:19,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:27:19,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157130812] [2024-11-27 23:27:19,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157130812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:27:19,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:27:19,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:27:19,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120622015] [2024-11-27 23:27:19,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:27:19,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:27:19,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:27:19,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:27:19,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:27:19,739 INFO L87 Difference]: Start difference. First operand 5301 states and 7242 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-27 23:27:23,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:27:25,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:27:25,255 INFO L93 Difference]: Finished difference Result 14391 states and 19693 transitions. [2024-11-27 23:27:25,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:27:25,255 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 332 [2024-11-27 23:27:25,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:27:25,311 INFO L225 Difference]: With dead ends: 14391 [2024-11-27 23:27:25,311 INFO L226 Difference]: Without dead ends: 9154 [2024-11-27 23:27:25,329 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:27:25,330 INFO L435 NwaCegarLoop]: 2517 mSDtfsCounter, 2281 mSDsluCounter, 2437 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2281 SdHoareTripleChecker+Valid, 4954 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:27:25,330 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2281 Valid, 4954 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-27 23:27:25,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9154 states. [2024-11-27 23:27:25,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9154 to 9123. [2024-11-27 23:27:25,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9123 states, 6466 states have (on average 1.288895762449737) internal successors, (8334), 6504 states have internal predecessors, (8334), 2062 states have call successors, (2062), 593 states have call predecessors, (2062), 592 states have return successors, (2058), 2041 states have call predecessors, (2058), 2058 states have call successors, (2058) [2024-11-27 23:27:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9123 states to 9123 states and 12454 transitions. [2024-11-27 23:27:25,899 INFO L78 Accepts]: Start accepts. Automaton has 9123 states and 12454 transitions. Word has length 332 [2024-11-27 23:27:25,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:27:25,900 INFO L471 AbstractCegarLoop]: Abstraction has 9123 states and 12454 transitions. [2024-11-27 23:27:25,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-27 23:27:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 9123 states and 12454 transitions. [2024-11-27 23:27:25,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2024-11-27 23:27:25,909 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:27:25,909 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:27:25,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 23:27:25,909 INFO L396 AbstractCegarLoop]: === Iteration 8 === 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)] === [2024-11-27 23:27:25,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:27:25,910 INFO L85 PathProgramCache]: Analyzing trace with hash 431821685, now seen corresponding path program 1 times [2024-11-27 23:27:25,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:27:25,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775270179] [2024-11-27 23:27:25,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:27:25,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:27:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:27:48,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1811 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1807 trivial. 0 not checked. [2024-11-27 23:27:48,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:27:48,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775270179] [2024-11-27 23:27:48,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775270179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:27:48,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:27:48,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:27:48,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750815158] [2024-11-27 23:27:48,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:27:48,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:27:48,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:27:48,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:27:48,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:27:48,786 INFO L87 Difference]: Start difference. First operand 9123 states and 12454 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-27 23:27:49,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:27:49,503 INFO L93 Difference]: Finished difference Result 9129 states and 12459 transitions. [2024-11-27 23:27:49,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:27:49,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 317 [2024-11-27 23:27:49,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:27:49,565 INFO L225 Difference]: With dead ends: 9129 [2024-11-27 23:27:49,565 INFO L226 Difference]: Without dead ends: 9127 [2024-11-27 23:27:49,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:27:49,574 INFO L435 NwaCegarLoop]: 2481 mSDtfsCounter, 2405 mSDsluCounter, 4950 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2406 SdHoareTripleChecker+Valid, 7431 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:27:49,574 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2406 Valid, 7431 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 23:27:49,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9127 states. [2024-11-27 23:27:50,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9127 to 9127. [2024-11-27 23:27:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9127 states, 6469 states have (on average 1.288761786984078) internal successors, (8337), 6507 states have internal predecessors, (8337), 2062 states have call successors, (2062), 594 states have call predecessors, (2062), 593 states have return successors, (2058), 2041 states have call predecessors, (2058), 2058 states have call successors, (2058) [2024-11-27 23:27:50,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9127 states to 9127 states and 12457 transitions. [2024-11-27 23:27:50,202 INFO L78 Accepts]: Start accepts. Automaton has 9127 states and 12457 transitions. Word has length 317 [2024-11-27 23:27:50,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:27:50,203 INFO L471 AbstractCegarLoop]: Abstraction has 9127 states and 12457 transitions. [2024-11-27 23:27:50,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (33), 3 states have call predecessors, (33), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-27 23:27:50,203 INFO L276 IsEmpty]: Start isEmpty. Operand 9127 states and 12457 transitions. [2024-11-27 23:27:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-27 23:27:50,209 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:27:50,209 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:27:50,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 23:27:50,210 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)] === [2024-11-27 23:27:50,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:27:50,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1731651907, now seen corresponding path program 1 times [2024-11-27 23:27:50,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:27:50,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567599595] [2024-11-27 23:27:50,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:27:50,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:28:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1815 trivial. 0 not checked. [2024-11-27 23:28:14,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:28:14,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567599595] [2024-11-27 23:28:14,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567599595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:28:14,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:28:14,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:28:14,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083427832] [2024-11-27 23:28:14,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:28:14,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:28:14,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:28:14,128 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:28:14,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:28:14,129 INFO L87 Difference]: Start difference. First operand 9127 states and 12457 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2024-11-27 23:28:14,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:28:14,993 INFO L93 Difference]: Finished difference Result 9133 states and 12462 transitions. [2024-11-27 23:28:14,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:28:14,993 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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 322 [2024-11-27 23:28:14,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:28:15,059 INFO L225 Difference]: With dead ends: 9133 [2024-11-27 23:28:15,059 INFO L226 Difference]: Without dead ends: 9131 [2024-11-27 23:28:15,068 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:28:15,071 INFO L435 NwaCegarLoop]: 2481 mSDtfsCounter, 2404 mSDsluCounter, 4950 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2405 SdHoareTripleChecker+Valid, 7431 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:28:15,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2405 Valid, 7431 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 23:28:15,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9131 states. [2024-11-27 23:28:15,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9131 to 9131. [2024-11-27 23:28:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9131 states, 6472 states have (on average 1.288627935723115) internal successors, (8340), 6510 states have internal predecessors, (8340), 2062 states have call successors, (2062), 595 states have call predecessors, (2062), 594 states have return successors, (2058), 2041 states have call predecessors, (2058), 2058 states have call successors, (2058) [2024-11-27 23:28:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9131 states to 9131 states and 12460 transitions. [2024-11-27 23:28:15,714 INFO L78 Accepts]: Start accepts. Automaton has 9131 states and 12460 transitions. Word has length 322 [2024-11-27 23:28:15,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:28:15,715 INFO L471 AbstractCegarLoop]: Abstraction has 9131 states and 12460 transitions. [2024-11-27 23:28:15,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2024-11-27 23:28:15,716 INFO L276 IsEmpty]: Start isEmpty. Operand 9131 states and 12460 transitions. [2024-11-27 23:28:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-11-27 23:28:15,724 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:15,725 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:28:15,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 23:28:15,726 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)] === [2024-11-27 23:28:15,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:15,726 INFO L85 PathProgramCache]: Analyzing trace with hash 985724981, now seen corresponding path program 1 times [2024-11-27 23:28:15,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:15,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480291899] [2024-11-27 23:28:15,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:15,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:28:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:28:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1835 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2024-11-27 23:28:39,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:28:39,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480291899] [2024-11-27 23:28:39,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480291899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:28:39,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:28:39,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:28:39,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492192800] [2024-11-27 23:28:39,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:28:39,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:28:39,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:28:39,670 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:28:39,670 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:28:39,670 INFO L87 Difference]: Start difference. First operand 9131 states and 12460 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2024-11-27 23:28:41,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:28:41,076 INFO L93 Difference]: Finished difference Result 17741 states and 24290 transitions. [2024-11-27 23:28:41,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:28:41,077 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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 327 [2024-11-27 23:28:41,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:28:41,211 INFO L225 Difference]: With dead ends: 17741 [2024-11-27 23:28:41,211 INFO L226 Difference]: Without dead ends: 17737 [2024-11-27 23:28:41,229 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:28:41,229 INFO L435 NwaCegarLoop]: 2846 mSDtfsCounter, 2372 mSDsluCounter, 8071 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2373 SdHoareTripleChecker+Valid, 10917 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:28:41,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2373 Valid, 10917 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-27 23:28:41,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17737 states. [2024-11-27 23:28:42,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17737 to 17621. [2024-11-27 23:28:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17621 states, 12469 states have (on average 1.2914427780896625) internal successors, (16103), 12572 states have internal predecessors, (16103), 4005 states have call successors, (4005), 1151 states have call predecessors, (4005), 1144 states have return successors, (4039), 3925 states have call predecessors, (4039), 3997 states have call successors, (4039) [2024-11-27 23:28:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17621 states to 17621 states and 24147 transitions. [2024-11-27 23:28:42,464 INFO L78 Accepts]: Start accepts. Automaton has 17621 states and 24147 transitions. Word has length 327 [2024-11-27 23:28:42,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:28:42,465 INFO L471 AbstractCegarLoop]: Abstraction has 17621 states and 24147 transitions. [2024-11-27 23:28:42,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 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) [2024-11-27 23:28:42,465 INFO L276 IsEmpty]: Start isEmpty. Operand 17621 states and 24147 transitions. [2024-11-27 23:28:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2024-11-27 23:28:42,474 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:28:42,474 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 6, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:28:42,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 23:28:42,475 INFO L396 AbstractCegarLoop]: === Iteration 11 === 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)] === [2024-11-27 23:28:42,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:28:42,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1000507415, now seen corresponding path program 1 times [2024-11-27 23:28:42,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:28:42,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067102295] [2024-11-27 23:28:42,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:28:42,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1840 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1825 trivial. 0 not checked. [2024-11-27 23:29:04,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:04,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067102295] [2024-11-27 23:29:04,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067102295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:04,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:04,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:29:04,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161034991] [2024-11-27 23:29:04,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:04,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:29:04,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:04,456 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:29:04,456 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:29:04,457 INFO L87 Difference]: Start difference. First operand 17621 states and 24147 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-27 23:29:08,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:29:10,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:10,637 INFO L93 Difference]: Finished difference Result 42669 states and 58650 transitions. [2024-11-27 23:29:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:29:10,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 341 [2024-11-27 23:29:10,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:10,846 INFO L225 Difference]: With dead ends: 42669 [2024-11-27 23:29:10,846 INFO L226 Difference]: Without dead ends: 25437 [2024-11-27 23:29:10,952 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:29:10,953 INFO L435 NwaCegarLoop]: 4522 mSDtfsCounter, 2184 mSDsluCounter, 2444 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2184 SdHoareTripleChecker+Valid, 6966 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:10,953 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2184 Valid, 6966 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 41 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-27 23:29:10,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25437 states. [2024-11-27 23:29:12,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25437 to 25377. [2024-11-27 23:29:12,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25377 states, 18005 states have (on average 1.2948069980560954) internal successors, (23313), 18135 states have internal predecessors, (23313), 5749 states have call successors, (5749), 1629 states have call predecessors, (5749), 1620 states have return successors, (5804), 5650 states have call predecessors, (5804), 5741 states have call successors, (5804) [2024-11-27 23:29:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25377 states to 25377 states and 34866 transitions. [2024-11-27 23:29:12,744 INFO L78 Accepts]: Start accepts. Automaton has 25377 states and 34866 transitions. Word has length 341 [2024-11-27 23:29:12,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:12,746 INFO L471 AbstractCegarLoop]: Abstraction has 25377 states and 34866 transitions. [2024-11-27 23:29:12,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2024-11-27 23:29:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 25377 states and 34866 transitions. [2024-11-27 23:29:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-11-27 23:29:12,753 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:12,753 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 6, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:12,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-27 23:29:12,754 INFO L396 AbstractCegarLoop]: === Iteration 12 === 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)] === [2024-11-27 23:29:12,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:12,754 INFO L85 PathProgramCache]: Analyzing trace with hash -93300355, now seen corresponding path program 1 times [2024-11-27 23:29:12,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:12,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221404998] [2024-11-27 23:29:12,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:12,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:29:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:29:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1843 trivial. 0 not checked. [2024-11-27 23:29:40,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:29:40,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221404998] [2024-11-27 23:29:40,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221404998] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:29:40,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:29:40,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 23:29:40,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300340933] [2024-11-27 23:29:40,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:29:40,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 23:29:40,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:29:40,026 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 23:29:40,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 23:29:40,026 INFO L87 Difference]: Start difference. First operand 25377 states and 34866 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-27 23:29:41,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:29:41,328 INFO L93 Difference]: Finished difference Result 25383 states and 34871 transitions. [2024-11-27 23:29:41,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 23:29:41,329 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 332 [2024-11-27 23:29:41,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:29:41,531 INFO L225 Difference]: With dead ends: 25383 [2024-11-27 23:29:41,531 INFO L226 Difference]: Without dead ends: 24840 [2024-11-27 23:29:41,560 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-27 23:29:41,562 INFO L435 NwaCegarLoop]: 2482 mSDtfsCounter, 2403 mSDsluCounter, 4952 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2403 SdHoareTripleChecker+Valid, 7434 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 23:29:41,564 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2403 Valid, 7434 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 23:29:41,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24840 states. [2024-11-27 23:29:43,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24840 to 24840. [2024-11-27 23:29:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24840 states, 17622 states have (on average 1.2958801498127341) internal successors, (22836), 17736 states have internal predecessors, (22836), 5644 states have call successors, (5644), 1579 states have call predecessors, (5644), 1571 states have return successors, (5703), 5558 states have call predecessors, (5703), 5640 states have call successors, (5703) [2024-11-27 23:29:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24840 states to 24840 states and 34183 transitions. [2024-11-27 23:29:43,729 INFO L78 Accepts]: Start accepts. Automaton has 24840 states and 34183 transitions. Word has length 332 [2024-11-27 23:29:43,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:29:43,730 INFO L471 AbstractCegarLoop]: Abstraction has 24840 states and 34183 transitions. [2024-11-27 23:29:43,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-27 23:29:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24840 states and 34183 transitions. [2024-11-27 23:29:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2024-11-27 23:29:43,743 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:29:43,743 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 20, 20, 20, 20, 20, 20, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:29:43,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-27 23:29:43,743 INFO L396 AbstractCegarLoop]: === Iteration 13 === 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)] === [2024-11-27 23:29:43,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:29:43,744 INFO L85 PathProgramCache]: Analyzing trace with hash -382444161, now seen corresponding path program 1 times [2024-11-27 23:29:43,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:29:43,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349455952] [2024-11-27 23:29:43,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:29:43,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:12,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 2218 trivial. 0 not checked. [2024-11-27 23:30:12,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:12,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349455952] [2024-11-27 23:30:12,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349455952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:12,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:30:13,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:30:13,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396188890] [2024-11-27 23:30:13,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:13,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:30:13,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:13,002 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:30:13,002 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:30:13,002 INFO L87 Difference]: Start difference. First operand 24840 states and 34183 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-27 23:30:17,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:30:19,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:30:19,793 INFO L93 Difference]: Finished difference Result 57103 states and 78654 transitions. [2024-11-27 23:30:19,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:30:19,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 387 [2024-11-27 23:30:19,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:30:20,033 INFO L225 Difference]: With dead ends: 57103 [2024-11-27 23:30:20,033 INFO L226 Difference]: Without dead ends: 32284 [2024-11-27 23:30:20,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:30:20,158 INFO L435 NwaCegarLoop]: 4664 mSDtfsCounter, 2195 mSDsluCounter, 2442 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2195 SdHoareTripleChecker+Valid, 7106 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-27 23:30:20,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2195 Valid, 7106 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-27 23:30:20,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32284 states. [2024-11-27 23:30:23,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32284 to 32255. [2024-11-27 23:30:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32255 states, 22885 states have (on average 1.2979681013764475) internal successors, (29704), 23030 states have internal predecessors, (29704), 7337 states have call successors, (7337), 2040 states have call predecessors, (7337), 2030 states have return successors, (7417), 7232 states have call predecessors, (7417), 7333 states have call successors, (7417) [2024-11-27 23:30:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32255 states to 32255 states and 44458 transitions. [2024-11-27 23:30:23,313 INFO L78 Accepts]: Start accepts. Automaton has 32255 states and 44458 transitions. Word has length 387 [2024-11-27 23:30:23,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:30:23,314 INFO L471 AbstractCegarLoop]: Abstraction has 32255 states and 44458 transitions. [2024-11-27 23:30:23,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-27 23:30:23,315 INFO L276 IsEmpty]: Start isEmpty. Operand 32255 states and 44458 transitions. [2024-11-27 23:30:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2024-11-27 23:30:23,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:30:23,372 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 20, 20, 20, 20, 20, 20, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:30:23,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-27 23:30:23,373 INFO L396 AbstractCegarLoop]: === Iteration 14 === 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)] === [2024-11-27 23:30:23,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:30:23,376 INFO L85 PathProgramCache]: Analyzing trace with hash 55295931, now seen corresponding path program 1 times [2024-11-27 23:30:23,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:30:23,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312468821] [2024-11-27 23:30:23,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:30:23,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:30:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:30:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2243 trivial. 0 not checked. [2024-11-27 23:30:54,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:30:54,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312468821] [2024-11-27 23:30:54,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312468821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:30:54,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:30:54,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:30:54,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341761719] [2024-11-27 23:30:54,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:30:54,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:30:54,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:30:54,227 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:30:54,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:30:54,228 INFO L87 Difference]: Start difference. First operand 32255 states and 44458 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-27 23:30:58,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:05,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:31:05,909 INFO L93 Difference]: Finished difference Result 72397 states and 99264 transitions. [2024-11-27 23:31:05,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:31:05,910 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 387 [2024-11-27 23:31:05,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:31:06,598 INFO L225 Difference]: With dead ends: 72397 [2024-11-27 23:31:06,599 INFO L226 Difference]: Without dead ends: 40531 [2024-11-27 23:31:06,956 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:31:06,958 INFO L435 NwaCegarLoop]: 3468 mSDtfsCounter, 1023 mSDsluCounter, 2366 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 5834 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-27 23:31:06,962 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 5834 Invalid, 100 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 90 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2024-11-27 23:31:07,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40531 states. [2024-11-27 23:31:12,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40531 to 40430. [2024-11-27 23:31:12,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40430 states, 28754 states have (on average 1.2897336022814216) internal successors, (37085), 28921 states have internal predecessors, (37085), 8941 states have call successors, (8941), 2742 states have call predecessors, (8941), 2732 states have return successors, (9033), 8816 states have call predecessors, (9033), 8937 states have call successors, (9033) [2024-11-27 23:31:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40430 states to 40430 states and 55059 transitions. [2024-11-27 23:31:12,768 INFO L78 Accepts]: Start accepts. Automaton has 40430 states and 55059 transitions. Word has length 387 [2024-11-27 23:31:12,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:31:12,772 INFO L471 AbstractCegarLoop]: Abstraction has 40430 states and 55059 transitions. [2024-11-27 23:31:12,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2024-11-27 23:31:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 40430 states and 55059 transitions. [2024-11-27 23:31:12,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2024-11-27 23:31:12,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:31:12,858 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 20, 20, 20, 20, 20, 20, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:31:12,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-27 23:31:12,859 INFO L396 AbstractCegarLoop]: === Iteration 15 === 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)] === [2024-11-27 23:31:12,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:31:12,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1527119434, now seen corresponding path program 1 times [2024-11-27 23:31:12,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:31:12,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606532408] [2024-11-27 23:31:12,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:31:12,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:31:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:31:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 2363 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2329 trivial. 0 not checked. [2024-11-27 23:31:45,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:31:45,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606532408] [2024-11-27 23:31:45,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606532408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:31:45,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:31:45,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:31:45,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788932242] [2024-11-27 23:31:45,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:31:45,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:31:45,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:31:45,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:31:45,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:31:45,615 INFO L87 Difference]: Start difference. First operand 40430 states and 55059 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-27 23:31:49,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:31:53,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:31:53,745 INFO L93 Difference]: Finished difference Result 90077 states and 122819 transitions. [2024-11-27 23:31:53,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:31:53,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 449 [2024-11-27 23:31:53,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:31:54,090 INFO L225 Difference]: With dead ends: 90077 [2024-11-27 23:31:54,091 INFO L226 Difference]: Without dead ends: 50036 [2024-11-27 23:31:54,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:31:54,284 INFO L435 NwaCegarLoop]: 4638 mSDtfsCounter, 2161 mSDsluCounter, 2441 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2161 SdHoareTripleChecker+Valid, 7079 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-27 23:31:54,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2161 Valid, 7079 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 39 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-27 23:31:54,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50036 states. [2024-11-27 23:31:58,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50036 to 50032. [2024-11-27 23:31:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50032 states, 35626 states have (on average 1.290770785381463) internal successors, (45985), 35821 states have internal predecessors, (45985), 11037 states have call successors, (11037), 3378 states have call predecessors, (11037), 3366 states have return successors, (11153), 10892 states have call predecessors, (11153), 11033 states have call successors, (11153) [2024-11-27 23:31:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50032 states to 50032 states and 68175 transitions. [2024-11-27 23:31:58,929 INFO L78 Accepts]: Start accepts. Automaton has 50032 states and 68175 transitions. Word has length 449 [2024-11-27 23:31:58,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:31:58,931 INFO L471 AbstractCegarLoop]: Abstraction has 50032 states and 68175 transitions. [2024-11-27 23:31:58,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-27 23:31:58,933 INFO L276 IsEmpty]: Start isEmpty. Operand 50032 states and 68175 transitions. [2024-11-27 23:31:58,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-11-27 23:31:58,965 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:31:58,965 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 20, 20, 20, 20, 20, 20, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:31:58,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-27 23:31:58,966 INFO L396 AbstractCegarLoop]: === Iteration 16 === 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)] === [2024-11-27 23:31:58,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:31:58,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1402437282, now seen corresponding path program 1 times [2024-11-27 23:31:58,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:31:58,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177081661] [2024-11-27 23:31:58,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:31:58,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:32:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:32:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2517 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2024-11-27 23:32:21,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:32:21,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177081661] [2024-11-27 23:32:21,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177081661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:32:21,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:32:21,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:32:21,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562894841] [2024-11-27 23:32:21,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:32:21,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:32:21,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:32:21,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:32:21,432 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:32:21,432 INFO L87 Difference]: Start difference. First operand 50032 states and 68175 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-27 23:32:25,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:32:29,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:32:29,901 INFO L93 Difference]: Finished difference Result 122367 states and 166857 transitions. [2024-11-27 23:32:29,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:32:29,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) Word has length 473 [2024-11-27 23:32:29,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:32:30,318 INFO L225 Difference]: With dead ends: 122367 [2024-11-27 23:32:30,319 INFO L226 Difference]: Without dead ends: 72724 [2024-11-27 23:32:30,520 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:32:30,523 INFO L435 NwaCegarLoop]: 4758 mSDtfsCounter, 2287 mSDsluCounter, 2423 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2287 SdHoareTripleChecker+Valid, 7181 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-27 23:32:30,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2287 Valid, 7181 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 51 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2024-11-27 23:32:30,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72724 states. [2024-11-27 23:32:35,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72724 to 72558. [2024-11-27 23:32:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72558 states, 51806 states have (on average 1.2903524688260046) internal successors, (66848), 52093 states have internal predecessors, (66848), 15866 states have call successors, (15866), 4900 states have call predecessors, (15866), 4883 states have return successors, (16022), 15651 states have call predecessors, (16022), 15862 states have call successors, (16022) [2024-11-27 23:32:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72558 states to 72558 states and 98736 transitions. [2024-11-27 23:32:36,175 INFO L78 Accepts]: Start accepts. Automaton has 72558 states and 98736 transitions. Word has length 473 [2024-11-27 23:32:36,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:32:36,176 INFO L471 AbstractCegarLoop]: Abstraction has 72558 states and 98736 transitions. [2024-11-27 23:32:36,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (45), 3 states have call predecessors, (45), 3 states have call successors, (45) [2024-11-27 23:32:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 72558 states and 98736 transitions. [2024-11-27 23:32:36,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-27 23:32:36,221 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:32:36,221 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 21, 21, 21, 20, 20, 20, 20, 20, 20, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:32:36,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-27 23:32:36,222 INFO L396 AbstractCegarLoop]: === Iteration 17 === 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)] === [2024-11-27 23:32:36,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:32:36,227 INFO L85 PathProgramCache]: Analyzing trace with hash -298476838, now seen corresponding path program 1 times [2024-11-27 23:32:36,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:32:36,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979307577] [2024-11-27 23:32:36,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:32:36,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:33:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:01,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3668 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3643 trivial. 0 not checked. [2024-11-27 23:33:01,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:33:01,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979307577] [2024-11-27 23:33:01,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979307577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:01,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:01,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:33:01,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735178300] [2024-11-27 23:33:01,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:01,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:33:01,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:33:01,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:33:01,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:33:01,149 INFO L87 Difference]: Start difference. First operand 72558 states and 98736 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-27 23:33:05,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-27 23:33:11,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 23:33:11,017 INFO L93 Difference]: Finished difference Result 158708 states and 215110 transitions. [2024-11-27 23:33:11,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 23:33:11,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 603 [2024-11-27 23:33:11,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 23:33:11,493 INFO L225 Difference]: With dead ends: 158708 [2024-11-27 23:33:11,493 INFO L226 Difference]: Without dead ends: 85857 [2024-11-27 23:33:11,714 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:33:11,715 INFO L435 NwaCegarLoop]: 3479 mSDtfsCounter, 1011 mSDsluCounter, 2380 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1011 SdHoareTripleChecker+Valid, 5859 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-27 23:33:11,715 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1011 Valid, 5859 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 85 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-27 23:33:11,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85857 states. [2024-11-27 23:33:16,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85857 to 85691. [2024-11-27 23:33:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85691 states, 61296 states have (on average 1.2851898981989036) internal successors, (78777), 61615 states have internal predecessors, (78777), 18359 states have call successors, (18359), 6050 states have call predecessors, (18359), 6033 states have return successors, (18530), 18114 states have call predecessors, (18530), 18355 states have call successors, (18530) [2024-11-27 23:33:17,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85691 states to 85691 states and 115666 transitions. [2024-11-27 23:33:17,124 INFO L78 Accepts]: Start accepts. Automaton has 85691 states and 115666 transitions. Word has length 603 [2024-11-27 23:33:17,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 23:33:17,125 INFO L471 AbstractCegarLoop]: Abstraction has 85691 states and 115666 transitions. [2024-11-27 23:33:17,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-27 23:33:17,126 INFO L276 IsEmpty]: Start isEmpty. Operand 85691 states and 115666 transitions. [2024-11-27 23:33:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2024-11-27 23:33:17,191 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 23:33:17,191 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 21, 21, 21, 20, 20, 20, 20, 20, 20, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 23:33:17,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-27 23:33:17,192 INFO L396 AbstractCegarLoop]: === Iteration 18 === 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)] === [2024-11-27 23:33:17,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:33:17,193 INFO L85 PathProgramCache]: Analyzing trace with hash -533137758, now seen corresponding path program 1 times [2024-11-27 23:33:17,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 23:33:17,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644181981] [2024-11-27 23:33:17,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:33:17,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:33:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:33:38,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3669 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 3643 trivial. 0 not checked. [2024-11-27 23:33:38,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 23:33:38,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644181981] [2024-11-27 23:33:38,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644181981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 23:33:38,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 23:33:38,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 23:33:38,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800586310] [2024-11-27 23:33:38,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 23:33:38,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 23:33:38,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 23:33:38,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 23:33:38,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 23:33:38,066 INFO L87 Difference]: Start difference. First operand 85691 states and 115666 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-27 23:33:42,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []