./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c1be66de5de44f99e184f931232a9d8bcb0b8fd4712efbcede070913355a2c0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:41:37,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:41:37,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:41:37,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:41:37,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:41:37,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:41:37,249 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:41:37,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:41:37,250 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:41:37,251 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:41:37,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:41:37,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:41:37,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:41:37,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:41:37,253 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:41:37,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:41:37,255 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:41:37,255 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:41:37,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:41:37,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:41:37,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:41:37,257 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:41:37,257 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:41:37,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:41:37,257 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:41:37,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:41:37,259 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:41:37,259 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:41:37,259 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:41:37,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:41:37,260 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c1be66de5de44f99e184f931232a9d8bcb0b8fd4712efbcede070913355a2c0 [2024-11-24 01:41:37,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:41:37,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:41:37,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:41:37,681 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:41:37,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:41:37,683 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2024-11-24 01:41:40,993 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/data/b37e13333/562f085f12a84ac2b1403d641631df3e/FLAGb2dca4733 [2024-11-24 01:41:41,904 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:41:41,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2024-11-24 01:41:41,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/data/b37e13333/562f085f12a84ac2b1403d641631df3e/FLAGb2dca4733 [2024-11-24 01:41:42,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/data/b37e13333/562f085f12a84ac2b1403d641631df3e [2024-11-24 01:41:42,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:41:42,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:41:42,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:41:42,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:41:42,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:41:42,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:41:42" (1/1) ... [2024-11-24 01:41:42,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731d747f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:42, skipping insertion in model container [2024-11-24 01:41:42,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:41:42" (1/1) ... [2024-11-24 01:41:42,224 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:41:45,469 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[324559,324572] [2024-11-24 01:41:45,474 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[324728,324741] [2024-11-24 01:41:45,475 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[324895,324908] [2024-11-24 01:41:45,475 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[325063,325076] [2024-11-24 01:41:45,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:41:45,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:41:45,793 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"); [5761] [2024-11-24 01:41:45,795 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)); [5768] [2024-11-24 01:41:45,796 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5775] [2024-11-24 01:41:45,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5805-5806] [2024-11-24 01:41:45,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5811-5813] [2024-11-24 01:41:45,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5894] [2024-11-24 01:41:45,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5902] [2024-11-24 01:41:46,184 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[324559,324572] [2024-11-24 01:41:46,188 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[324728,324741] [2024-11-24 01:41:46,189 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[324895,324908] [2024-11-24 01:41:46,189 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_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i[325063,325076] [2024-11-24 01:41:46,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:41:46,406 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:41:46,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46 WrapperNode [2024-11-24 01:41:46,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:41:46,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:41:46,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:41:46,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:41:46,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:46,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:46,857 INFO L138 Inliner]: procedures = 385, calls = 2103, calls flagged for inlining = 151, calls inlined = 130, statements flattened = 4623 [2024-11-24 01:41:46,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:41:46,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:41:46,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:41:46,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:41:46,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:46,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:46,974 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:47,879 INFO L175 MemorySlicer]: Split 799 memory accesses to 36 slices as follows [1, 7, 13, 1, 2, 1, 8, 1, 8, 70, 623, 3, 2, 1, 12, 2, 1, 6, 1, 3, 1, 3, 1, 1, 4, 1, 1, 1, 2, 2, 1, 1, 8, 1, 1, 4]. 78 percent of accesses are in the largest equivalence class. The 138 initializations are split as follows [1, 7, 0, 1, 0, 1, 8, 1, 8, 70, 0, 0, 0, 0, 0, 0, 0, 6, 1, 3, 1, 3, 1, 1, 4, 1, 1, 1, 0, 2, 1, 1, 8, 1, 1, 4]. The 352 writes are split as follows [0, 0, 8, 0, 1, 0, 0, 0, 0, 0, 340, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0]. [2024-11-24 01:41:47,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:47,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,083 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,435 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:41:48,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:41:48,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:41:48,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:41:48,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (1/1) ... [2024-11-24 01:41:48,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:41:48,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:41:48,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:41:48,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfdaf2ab-f5bf-4bc6-837a-96c568c051f3/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:41:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-24 01:41:48,525 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-24 01:41:48,526 INFO L130 BoogieDeclarations]: Found specification of procedure RxCurCount [2024-11-24 01:41:48,526 INFO L138 BoogieDeclarations]: Found implementation of procedure RxCurCount [2024-11-24 01:41:48,526 INFO L130 BoogieDeclarations]: Found specification of procedure irda_setup_dma [2024-11-24 01:41:48,526 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_setup_dma [2024-11-24 01:41:48,528 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-24 01:41:48,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-24 01:41:48,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 01:41:48,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 01:41:48,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_73 [2024-11-24 01:41:48,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_73 [2024-11-24 01:41:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-24 01:41:48,530 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-24 01:41:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure CheckRegBit [2024-11-24 01:41:48,530 INFO L138 BoogieDeclarations]: Found implementation of procedure CheckRegBit [2024-11-24 01:41:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:41:48,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-24 01:41:48,532 INFO L130 BoogieDeclarations]: Found specification of procedure via_remove_one [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure via_remove_one [2024-11-24 01:41:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_speed [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_speed [2024-11-24 01:41:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2024-11-24 01:41:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-24 01:41:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure SetPulseWidth [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPulseWidth [2024-11-24 01:41:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure Tdelay [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure Tdelay [2024-11-24 01:41:48,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-24 01:41:48,533 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-24 01:41:48,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-24 01:41:48,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-24 01:41:48,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 01:41:48,534 INFO L130 BoogieDeclarations]: Found specification of procedure ClkTx [2024-11-24 01:41:48,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ClkTx [2024-11-24 01:41:48,534 INFO L130 BoogieDeclarations]: Found specification of procedure WriteLPCReg [2024-11-24 01:41:48,534 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteLPCReg [2024-11-24 01:41:48,535 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-24 01:41:48,535 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-24 01:41:48,535 INFO L130 BoogieDeclarations]: Found specification of procedure CommonInit [2024-11-24 01:41:48,538 INFO L138 BoogieDeclarations]: Found implementation of procedure CommonInit [2024-11-24 01:41:48,538 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-24 01:41:48,539 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_change_dongle_speed [2024-11-24 01:41:48,539 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_change_dongle_speed [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure ReadLPCReg [2024-11-24 01:41:48,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadLPCReg [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 01:41:48,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-24 01:41:48,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-24 01:41:48,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-24 01:41:48,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-24 01:41:48,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-24 01:41:48,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-11-24 01:41:48,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-11-24 01:41:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-11-24 01:41:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-11-24 01:41:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-11-24 01:41:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma [2024-11-24 01:41:48,542 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma [2024-11-24 01:41:48,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_via_ircc_cb [2024-11-24 01:41:48,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_via_ircc_cb [2024-11-24 01:41:48,543 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_receive [2024-11-24 01:41:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_receive [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-24 01:41:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 01:41:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 01:41:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-24 01:41:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-24 01:41:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_close [2024-11-24 01:41:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_close [2024-11-24 01:41:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 01:41:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 01:41:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 01:41:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 01:41:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 01:41:48,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 01:41:48,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-24 01:41:48,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:41:48,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:41:48,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:41:48,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:41:48,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:41:48,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:41:48,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:41:48,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-24 01:41:48,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-24 01:41:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-24 01:41:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-11-24 01:41:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-11-24 01:41:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-11-24 01:41:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-11-24 01:41:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-11-24 01:41:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 01:41:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 01:41:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 01:41:48,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 01:41:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 01:41:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 01:41:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 01:41:48,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 01:41:48,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-11-24 01:41:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure CkRxRecv [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure CkRxRecv [2024-11-24 01:41:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-24 01:41:48,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-24 01:41:48,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-24 01:41:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure irda_get_next_speed [2024-11-24 01:41:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_get_next_speed [2024-11-24 01:41:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ReadReg [2024-11-24 01:41:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadReg [2024-11-24 01:41:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_open [2024-11-24 01:41:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_open [2024-11-24 01:41:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:41:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-24 01:41:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure WriteRegBit [2024-11-24 01:41:48,565 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteRegBit [2024-11-24 01:41:48,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:41:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Indx [2024-11-24 01:41:48,566 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Indx [2024-11-24 01:41:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:41:48,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-24 01:41:48,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-24 01:41:48,569 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-24 01:41:48,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 01:41:48,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:41:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-24 01:41:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:41:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-24 01:41:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure WriteReg [2024-11-24 01:41:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure WriteReg [2024-11-24 01:41:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-24 01:41:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-24 01:41:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-24 01:41:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-24 01:41:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure SetBaudRate [2024-11-24 01:41:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure SetBaudRate [2024-11-24 01:41:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure Wr_Byte [2024-11-24 01:41:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure Wr_Byte [2024-11-24 01:41:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-24 01:41:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-24 01:41:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_net_open [2024-11-24 01:41:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_net_open [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:41:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure ResetChip [2024-11-24 01:41:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ResetChip [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 01:41:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-24 01:41:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 01:41:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 01:41:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-24 01:41:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-24 01:41:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 01:41:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 01:41:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure irda_device_txqueue_empty [2024-11-24 01:41:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_device_txqueue_empty [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure Sdelay [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure Sdelay [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure SetSIR [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSIR [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure SetMaxRxPacketSize [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMaxRxPacketSize [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure GetRecvByte [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure GetRecvByte [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-24 01:41:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 01:41:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-24 01:41:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure hwreset [2024-11-24 01:41:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure hwreset [2024-11-24 01:41:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 01:41:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 01:41:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 01:41:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-24 01:41:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2024-11-24 01:41:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2024-11-24 01:41:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure via_ircc_dma_xmit [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure via_ircc_dma_xmit [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-24 01:41:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-24 01:41:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-24 01:41:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-24 01:41:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 01:41:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2024-11-24 01:41:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendByte [2024-11-24 01:41:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendByte [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-24 01:41:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-24 01:41:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2024-11-24 01:41:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_via_ircc_cb [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure SetSendPreambleCount [2024-11-24 01:41:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure SetSendPreambleCount [2024-11-24 01:41:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure InitCard [2024-11-24 01:41:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure InitCard [2024-11-24 01:41:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-24 01:41:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-24 01:41:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure SetTimer [2024-11-24 01:41:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure SetTimer [2024-11-24 01:41:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure ActClk [2024-11-24 01:41:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ActClk [2024-11-24 01:41:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure request_dma [2024-11-24 01:41:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure request_dma [2024-11-24 01:41:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-24 01:41:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-24 01:41:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 01:41:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-24 01:41:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-24 01:41:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-24 01:41:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-24 01:41:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-24 01:41:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2024-11-24 01:41:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2024-11-24 01:41:50,152 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:41:50,156 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:42:05,947 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 01:42:10,836 INFO L? ?]: Removed 2330 outVars from TransFormulas that were not future-live. [2024-11-24 01:42:10,836 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:42:10,909 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:42:10,909 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:42:10,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:42:10 BoogieIcfgContainer [2024-11-24 01:42:10,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:42:10,914 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:42:10,914 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:42:10,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:42:10,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:41:42" (1/3) ... [2024-11-24 01:42:10,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@585cf009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:42:10, skipping insertion in model container [2024-11-24 01:42:10,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:41:46" (2/3) ... [2024-11-24 01:42:10,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@585cf009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:42:10, skipping insertion in model container [2024-11-24 01:42:10,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:42:10" (3/3) ... [2024-11-24 01:42:10,923 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i [2024-11-24 01:42:10,944 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:42:10,949 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-irda-via-ircc.cil.i that has 128 procedures, 2355 locations, 1 initial locations, 73 loop locations, and 3 error locations. [2024-11-24 01:42:11,105 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:42:11,125 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;@549b49df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:42:11,125 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-24 01:42:11,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 2179 states, 1397 states have (on average 1.2970651395848247) internal successors, (1812), 1429 states have internal predecessors, (1812), 687 states have call successors, (687), 92 states have call predecessors, (687), 91 states have return successors, (684), 673 states have call predecessors, (684), 684 states have call successors, (684) [2024-11-24 01:42:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-24 01:42:11,155 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:11,156 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-24 01:42:11,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:11,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:11,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1138477058, now seen corresponding path program 1 times [2024-11-24 01:42:11,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:11,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212162353] [2024-11-24 01:42:11,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:11,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:20,733 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-24 01:42:20,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:20,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212162353] [2024-11-24 01:42:20,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212162353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:20,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:20,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:20,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060293370] [2024-11-24 01:42:20,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:20,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:20,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:20,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:20,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:20,839 INFO L87 Difference]: Start difference. First operand has 2179 states, 1397 states have (on average 1.2970651395848247) internal successors, (1812), 1429 states have internal predecessors, (1812), 687 states have call successors, (687), 92 states have call predecessors, (687), 91 states have return successors, (684), 673 states have call predecessors, (684), 684 states have call successors, (684) Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-24 01:42:21,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:21,864 INFO L93 Difference]: Finished difference Result 4329 states and 6413 transitions. [2024-11-24 01:42:21,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:21,868 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2024-11-24 01:42:21,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:21,940 INFO L225 Difference]: With dead ends: 4329 [2024-11-24 01:42:21,941 INFO L226 Difference]: Without dead ends: 2171 [2024-11-24 01:42:21,984 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:42:21,990 INFO L435 NwaCegarLoop]: 3162 mSDtfsCounter, 3146 mSDsluCounter, 6309 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3147 SdHoareTripleChecker+Valid, 9471 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:21,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3147 Valid, 9471 Invalid, 23 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:42:22,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2171 states. [2024-11-24 01:42:22,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2171 to 2171. [2024-11-24 01:42:22,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2171 states, 1393 states have (on average 1.2864321608040201) internal successors, (1792), 1425 states have internal predecessors, (1792), 684 states have call successors, (684), 92 states have call predecessors, (684), 91 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:42:22,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 2171 states and 3157 transitions. [2024-11-24 01:42:22,459 INFO L78 Accepts]: Start accepts. Automaton has 2171 states and 3157 transitions. Word has length 51 [2024-11-24 01:42:22,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:22,461 INFO L471 AbstractCegarLoop]: Abstraction has 2171 states and 3157 transitions. [2024-11-24 01:42:22,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-24 01:42:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3157 transitions. [2024-11-24 01:42:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 01:42:22,467 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:22,467 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-24 01:42:22,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 01:42:22,469 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:22,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:22,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1788837424, now seen corresponding path program 1 times [2024-11-24 01:42:22,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:22,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118551275] [2024-11-24 01:42:22,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:22,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-24 01:42:30,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:30,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118551275] [2024-11-24 01:42:30,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118551275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:30,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:30,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:30,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777328666] [2024-11-24 01:42:30,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:30,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:30,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:30,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:30,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:30,744 INFO L87 Difference]: Start difference. First operand 2171 states and 3157 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-24 01:42:31,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:31,358 INFO L93 Difference]: Finished difference Result 2177 states and 3162 transitions. [2024-11-24 01:42:31,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:31,359 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2024-11-24 01:42:31,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:31,388 INFO L225 Difference]: With dead ends: 2177 [2024-11-24 01:42:31,388 INFO L226 Difference]: Without dead ends: 2175 [2024-11-24 01:42:31,392 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:42:31,394 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3131 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3132 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:31,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3132 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:42:31,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2175 states. [2024-11-24 01:42:31,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2175 to 2175. [2024-11-24 01:42:31,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2175 states, 1396 states have (on average 1.2858166189111748) internal successors, (1795), 1428 states have internal predecessors, (1795), 684 states have call successors, (684), 93 states have call predecessors, (684), 92 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:42:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 2175 states and 3160 transitions. [2024-11-24 01:42:31,626 INFO L78 Accepts]: Start accepts. Automaton has 2175 states and 3160 transitions. Word has length 56 [2024-11-24 01:42:31,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:31,628 INFO L471 AbstractCegarLoop]: Abstraction has 2175 states and 3160 transitions. [2024-11-24 01:42:31,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-24 01:42:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 3160 transitions. [2024-11-24 01:42:31,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-24 01:42:31,635 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:31,635 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2024-11-24 01:42:31,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:42:31,636 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:31,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:31,636 INFO L85 PathProgramCache]: Analyzing trace with hash -430338942, now seen corresponding path program 1 times [2024-11-24 01:42:31,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:31,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19269491] [2024-11-24 01:42:31,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:31,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:37,652 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-24 01:42:37,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:37,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19269491] [2024-11-24 01:42:37,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19269491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:37,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:37,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:37,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739228535] [2024-11-24 01:42:37,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:37,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:37,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:37,656 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:37,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:37,656 INFO L87 Difference]: Start difference. First operand 2175 states and 3160 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-24 01:42:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:38,300 INFO L93 Difference]: Finished difference Result 2181 states and 3165 transitions. [2024-11-24 01:42:38,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:38,301 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 61 [2024-11-24 01:42:38,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:38,332 INFO L225 Difference]: With dead ends: 2181 [2024-11-24 01:42:38,332 INFO L226 Difference]: Without dead ends: 2179 [2024-11-24 01:42:38,336 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 [2024-11-24 01:42:38,338 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3130 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3131 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:38,340 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3131 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:42:38,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2179 states. [2024-11-24 01:42:38,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2179 to 2179. [2024-11-24 01:42:38,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2179 states, 1399 states have (on average 1.2852037169406718) internal successors, (1798), 1431 states have internal predecessors, (1798), 684 states have call successors, (684), 94 states have call predecessors, (684), 93 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:42:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 2179 states and 3163 transitions. [2024-11-24 01:42:38,567 INFO L78 Accepts]: Start accepts. Automaton has 2179 states and 3163 transitions. Word has length 61 [2024-11-24 01:42:38,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:38,568 INFO L471 AbstractCegarLoop]: Abstraction has 2179 states and 3163 transitions. [2024-11-24 01:42:38,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-24 01:42:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 3163 transitions. [2024-11-24 01:42:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-24 01:42:38,573 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:38,573 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2024-11-24 01:42:38,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:42:38,573 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:38,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:38,578 INFO L85 PathProgramCache]: Analyzing trace with hash 516077872, now seen corresponding path program 1 times [2024-11-24 01:42:38,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:38,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886256338] [2024-11-24 01:42:38,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:38,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-24 01:42:45,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:45,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886256338] [2024-11-24 01:42:45,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886256338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:45,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:45,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:45,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75735709] [2024-11-24 01:42:45,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:45,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:45,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:45,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:45,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:45,146 INFO L87 Difference]: Start difference. First operand 2179 states and 3163 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 01:42:45,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:45,781 INFO L93 Difference]: Finished difference Result 2185 states and 3168 transitions. [2024-11-24 01:42:45,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:45,782 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 66 [2024-11-24 01:42:45,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:45,810 INFO L225 Difference]: With dead ends: 2185 [2024-11-24 01:42:45,810 INFO L226 Difference]: Without dead ends: 2183 [2024-11-24 01:42:45,813 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 [2024-11-24 01:42:45,816 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3129 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3130 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:45,817 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3130 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:42:45,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2183 states. [2024-11-24 01:42:46,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2183 to 2183. [2024-11-24 01:42:46,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2183 states, 1402 states have (on average 1.2845934379457917) internal successors, (1801), 1434 states have internal predecessors, (1801), 684 states have call successors, (684), 95 states have call predecessors, (684), 94 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:42:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 3166 transitions. [2024-11-24 01:42:46,045 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 3166 transitions. Word has length 66 [2024-11-24 01:42:46,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:46,047 INFO L471 AbstractCegarLoop]: Abstraction has 2183 states and 3166 transitions. [2024-11-24 01:42:46,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-24 01:42:46,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 3166 transitions. [2024-11-24 01:42:46,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-24 01:42:46,050 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:46,050 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 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] [2024-11-24 01:42:46,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:42:46,051 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:46,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:46,052 INFO L85 PathProgramCache]: Analyzing trace with hash -29531902, now seen corresponding path program 1 times [2024-11-24 01:42:46,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:46,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246086549] [2024-11-24 01:42:46,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:46,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-24 01:42:52,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:52,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246086549] [2024-11-24 01:42:52,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246086549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:52,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:52,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:52,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355968162] [2024-11-24 01:42:52,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:52,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:52,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:52,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:52,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:52,091 INFO L87 Difference]: Start difference. First operand 2183 states and 3166 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-24 01:42:52,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:52,673 INFO L93 Difference]: Finished difference Result 2189 states and 3171 transitions. [2024-11-24 01:42:52,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:52,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2024-11-24 01:42:52,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:52,701 INFO L225 Difference]: With dead ends: 2189 [2024-11-24 01:42:52,701 INFO L226 Difference]: Without dead ends: 2187 [2024-11-24 01:42:52,705 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 [2024-11-24 01:42:52,707 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3128 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3129 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:52,707 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3129 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:42:52,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2187 states. [2024-11-24 01:42:52,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2187 to 2187. [2024-11-24 01:42:52,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2187 states, 1405 states have (on average 1.2839857651245552) internal successors, (1804), 1437 states have internal predecessors, (1804), 684 states have call successors, (684), 96 states have call predecessors, (684), 95 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:42:52,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 2187 states and 3169 transitions. [2024-11-24 01:42:52,935 INFO L78 Accepts]: Start accepts. Automaton has 2187 states and 3169 transitions. Word has length 71 [2024-11-24 01:42:52,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:52,936 INFO L471 AbstractCegarLoop]: Abstraction has 2187 states and 3169 transitions. [2024-11-24 01:42:52,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-24 01:42:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 3169 transitions. [2024-11-24 01:42:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-24 01:42:52,939 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:52,939 INFO L218 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 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] [2024-11-24 01:42:52,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:42:52,940 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:52,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:52,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1138304698, now seen corresponding path program 1 times [2024-11-24 01:42:52,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:52,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528158590] [2024-11-24 01:42:52,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:52,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:42:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:42:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-24 01:42:59,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:42:59,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528158590] [2024-11-24 01:42:59,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528158590] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:42:59,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:42:59,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:42:59,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356068236] [2024-11-24 01:42:59,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:42:59,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:42:59,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:42:59,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:42:59,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:42:59,005 INFO L87 Difference]: Start difference. First operand 2187 states and 3169 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 01:42:59,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:42:59,600 INFO L93 Difference]: Finished difference Result 2193 states and 3174 transitions. [2024-11-24 01:42:59,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:42:59,601 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 85 [2024-11-24 01:42:59,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:42:59,627 INFO L225 Difference]: With dead ends: 2193 [2024-11-24 01:42:59,627 INFO L226 Difference]: Without dead ends: 2191 [2024-11-24 01:42:59,631 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 [2024-11-24 01:42:59,633 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3118 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3119 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:42:59,634 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3119 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:42:59,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2191 states. [2024-11-24 01:42:59,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2191 to 2191. [2024-11-24 01:42:59,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2191 states, 1408 states have (on average 1.2833806818181819) internal successors, (1807), 1440 states have internal predecessors, (1807), 684 states have call successors, (684), 97 states have call predecessors, (684), 96 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:42:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 2191 states and 3172 transitions. [2024-11-24 01:42:59,888 INFO L78 Accepts]: Start accepts. Automaton has 2191 states and 3172 transitions. Word has length 85 [2024-11-24 01:42:59,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:42:59,891 INFO L471 AbstractCegarLoop]: Abstraction has 2191 states and 3172 transitions. [2024-11-24 01:42:59,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-24 01:42:59,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 3172 transitions. [2024-11-24 01:42:59,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-24 01:42:59,892 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:42:59,893 INFO L218 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 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] [2024-11-24 01:42:59,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:42:59,893 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:42:59,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:42:59,894 INFO L85 PathProgramCache]: Analyzing trace with hash -818723454, now seen corresponding path program 1 times [2024-11-24 01:42:59,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:42:59,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734873635] [2024-11-24 01:42:59,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:42:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:06,416 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-24 01:43:06,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:06,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734873635] [2024-11-24 01:43:06,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734873635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:06,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:06,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:06,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583416255] [2024-11-24 01:43:06,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:06,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:06,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:06,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:06,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:06,421 INFO L87 Difference]: Start difference. First operand 2191 states and 3172 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:43:07,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:07,054 INFO L93 Difference]: Finished difference Result 2197 states and 3177 transitions. [2024-11-24 01:43:07,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:07,055 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 81 [2024-11-24 01:43:07,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:07,076 INFO L225 Difference]: With dead ends: 2197 [2024-11-24 01:43:07,076 INFO L226 Difference]: Without dead ends: 2195 [2024-11-24 01:43:07,079 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 [2024-11-24 01:43:07,080 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3126 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3127 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:07,082 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3127 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:43:07,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2195 states. [2024-11-24 01:43:07,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2195 to 2195. [2024-11-24 01:43:07,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2195 states, 1411 states have (on average 1.2827781715095676) internal successors, (1810), 1443 states have internal predecessors, (1810), 684 states have call successors, (684), 98 states have call predecessors, (684), 97 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:43:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 2195 states and 3175 transitions. [2024-11-24 01:43:07,306 INFO L78 Accepts]: Start accepts. Automaton has 2195 states and 3175 transitions. Word has length 81 [2024-11-24 01:43:07,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:07,306 INFO L471 AbstractCegarLoop]: Abstraction has 2195 states and 3175 transitions. [2024-11-24 01:43:07,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 01:43:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 3175 transitions. [2024-11-24 01:43:07,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-24 01:43:07,313 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:07,314 INFO L218 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 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] [2024-11-24 01:43:07,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:43:07,314 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:07,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:07,315 INFO L85 PathProgramCache]: Analyzing trace with hash -811659066, now seen corresponding path program 1 times [2024-11-24 01:43:07,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:07,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641509719] [2024-11-24 01:43:07,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:07,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:12,439 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-24 01:43:12,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:12,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641509719] [2024-11-24 01:43:12,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641509719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:12,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:12,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:12,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358402443] [2024-11-24 01:43:12,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:12,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:12,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:12,441 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:12,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:12,441 INFO L87 Difference]: Start difference. First operand 2195 states and 3175 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 01:43:12,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:12,944 INFO L93 Difference]: Finished difference Result 2201 states and 3180 transitions. [2024-11-24 01:43:12,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:12,945 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 95 [2024-11-24 01:43:12,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:12,965 INFO L225 Difference]: With dead ends: 2201 [2024-11-24 01:43:12,965 INFO L226 Difference]: Without dead ends: 2199 [2024-11-24 01:43:12,968 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:12,969 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3116 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3117 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:12,969 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3117 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:43:12,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2199 states. [2024-11-24 01:43:13,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2199 to 2199. [2024-11-24 01:43:13,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2199 states, 1414 states have (on average 1.2821782178217822) internal successors, (1813), 1446 states have internal predecessors, (1813), 684 states have call successors, (684), 99 states have call predecessors, (684), 98 states have return successors, (681), 670 states have call predecessors, (681), 681 states have call successors, (681) [2024-11-24 01:43:13,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 2199 states and 3178 transitions. [2024-11-24 01:43:13,175 INFO L78 Accepts]: Start accepts. Automaton has 2199 states and 3178 transitions. Word has length 95 [2024-11-24 01:43:13,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:13,176 INFO L471 AbstractCegarLoop]: Abstraction has 2199 states and 3178 transitions. [2024-11-24 01:43:13,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-24 01:43:13,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 3178 transitions. [2024-11-24 01:43:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 01:43:13,179 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:13,179 INFO L218 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 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] [2024-11-24 01:43:13,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:43:13,180 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:13,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:13,180 INFO L85 PathProgramCache]: Analyzing trace with hash -169395710, now seen corresponding path program 1 times [2024-11-24 01:43:13,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:13,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446651777] [2024-11-24 01:43:13,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:13,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:18,561 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-24 01:43:18,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:18,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446651777] [2024-11-24 01:43:18,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446651777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:18,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:18,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:18,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594995004] [2024-11-24 01:43:18,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:18,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:18,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:18,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:18,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:18,565 INFO L87 Difference]: Start difference. First operand 2199 states and 3178 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 01:43:19,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:19,478 INFO L93 Difference]: Finished difference Result 2970 states and 4313 transitions. [2024-11-24 01:43:19,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:19,479 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 91 [2024-11-24 01:43:19,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:19,512 INFO L225 Difference]: With dead ends: 2970 [2024-11-24 01:43:19,512 INFO L226 Difference]: Without dead ends: 2968 [2024-11-24 01:43:19,517 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 [2024-11-24 01:43:19,519 INFO L435 NwaCegarLoop]: 4130 mSDtfsCounter, 2276 mSDsluCounter, 10210 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2277 SdHoareTripleChecker+Valid, 14340 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:19,519 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2277 Valid, 14340 Invalid, 38 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:43:19,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2968 states. [2024-11-24 01:43:19,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2968 to 2968. [2024-11-24 01:43:19,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2968 states, 1884 states have (on average 1.2855626326963907) internal successors, (2422), 1921 states have internal predecessors, (2422), 946 states have call successors, (946), 136 states have call predecessors, (946), 135 states have return successors, (943), 930 states have call predecessors, (943), 943 states have call successors, (943) [2024-11-24 01:43:19,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2968 states and 4311 transitions. [2024-11-24 01:43:19,884 INFO L78 Accepts]: Start accepts. Automaton has 2968 states and 4311 transitions. Word has length 91 [2024-11-24 01:43:19,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:19,885 INFO L471 AbstractCegarLoop]: Abstraction has 2968 states and 4311 transitions. [2024-11-24 01:43:19,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-24 01:43:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 4311 transitions. [2024-11-24 01:43:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-24 01:43:19,888 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:19,888 INFO L218 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 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] [2024-11-24 01:43:19,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:43:19,888 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:19,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:19,890 INFO L85 PathProgramCache]: Analyzing trace with hash -791410128, now seen corresponding path program 1 times [2024-11-24 01:43:19,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:19,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6286070] [2024-11-24 01:43:19,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:19,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-24 01:43:26,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:26,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6286070] [2024-11-24 01:43:26,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6286070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:26,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:26,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:26,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891302725] [2024-11-24 01:43:26,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:26,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:26,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:26,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:26,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:26,034 INFO L87 Difference]: Start difference. First operand 2968 states and 4311 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:43:26,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:26,652 INFO L93 Difference]: Finished difference Result 2974 states and 4316 transitions. [2024-11-24 01:43:26,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:26,652 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 96 [2024-11-24 01:43:26,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:26,685 INFO L225 Difference]: With dead ends: 2974 [2024-11-24 01:43:26,686 INFO L226 Difference]: Without dead ends: 2972 [2024-11-24 01:43:26,690 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:26,691 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3123 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3124 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:26,695 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3124 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:43:26,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2972 states. [2024-11-24 01:43:27,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2972 to 2972. [2024-11-24 01:43:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 1887 states have (on average 1.2851086380498145) internal successors, (2425), 1924 states have internal predecessors, (2425), 946 states have call successors, (946), 137 states have call predecessors, (946), 136 states have return successors, (943), 930 states have call predecessors, (943), 943 states have call successors, (943) [2024-11-24 01:43:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 4314 transitions. [2024-11-24 01:43:27,067 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 4314 transitions. Word has length 96 [2024-11-24 01:43:27,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:27,068 INFO L471 AbstractCegarLoop]: Abstraction has 2972 states and 4314 transitions. [2024-11-24 01:43:27,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 01:43:27,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 4314 transitions. [2024-11-24 01:43:27,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-24 01:43:27,071 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:27,072 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 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] [2024-11-24 01:43:27,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:43:27,072 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:27,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:27,075 INFO L85 PathProgramCache]: Analyzing trace with hash 671432322, now seen corresponding path program 1 times [2024-11-24 01:43:27,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:27,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114696299] [2024-11-24 01:43:27,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:27,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:33,185 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-11-24 01:43:33,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:33,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114696299] [2024-11-24 01:43:33,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114696299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:33,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:33,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:33,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331346444] [2024-11-24 01:43:33,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:33,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:33,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:33,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:33,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:33,187 INFO L87 Difference]: Start difference. First operand 2972 states and 4314 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 01:43:33,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:33,776 INFO L93 Difference]: Finished difference Result 2978 states and 4319 transitions. [2024-11-24 01:43:33,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:33,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 101 [2024-11-24 01:43:33,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:33,812 INFO L225 Difference]: With dead ends: 2978 [2024-11-24 01:43:33,813 INFO L226 Difference]: Without dead ends: 2976 [2024-11-24 01:43:33,816 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:33,817 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3122 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3123 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:33,817 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3123 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:43:33,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2976 states. [2024-11-24 01:43:34,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2976 to 2976. [2024-11-24 01:43:34,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 1890 states have (on average 1.2846560846560846) internal successors, (2428), 1927 states have internal predecessors, (2428), 946 states have call successors, (946), 138 states have call predecessors, (946), 137 states have return successors, (943), 930 states have call predecessors, (943), 943 states have call successors, (943) [2024-11-24 01:43:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 4317 transitions. [2024-11-24 01:43:34,173 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 4317 transitions. Word has length 101 [2024-11-24 01:43:34,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:34,173 INFO L471 AbstractCegarLoop]: Abstraction has 2976 states and 4317 transitions. [2024-11-24 01:43:34,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-24 01:43:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 4317 transitions. [2024-11-24 01:43:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-24 01:43:34,177 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:34,177 INFO L218 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 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] [2024-11-24 01:43:34,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:43:34,177 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:34,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:34,178 INFO L85 PathProgramCache]: Analyzing trace with hash -276888272, now seen corresponding path program 1 times [2024-11-24 01:43:34,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:34,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002235762] [2024-11-24 01:43:34,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-24 01:43:39,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:39,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002235762] [2024-11-24 01:43:39,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002235762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:39,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:39,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:39,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367152246] [2024-11-24 01:43:39,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:39,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:39,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:39,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:39,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:39,410 INFO L87 Difference]: Start difference. First operand 2976 states and 4317 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 01:43:39,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:39,953 INFO L93 Difference]: Finished difference Result 2982 states and 4322 transitions. [2024-11-24 01:43:39,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:39,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 106 [2024-11-24 01:43:39,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:39,981 INFO L225 Difference]: With dead ends: 2982 [2024-11-24 01:43:39,982 INFO L226 Difference]: Without dead ends: 2980 [2024-11-24 01:43:39,985 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:39,986 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3121 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3122 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:39,987 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3122 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:43:39,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2980 states. [2024-11-24 01:43:40,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2980 to 2980. [2024-11-24 01:43:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2980 states, 1893 states have (on average 1.2842049656629688) internal successors, (2431), 1930 states have internal predecessors, (2431), 946 states have call successors, (946), 139 states have call predecessors, (946), 138 states have return successors, (943), 930 states have call predecessors, (943), 943 states have call successors, (943) [2024-11-24 01:43:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2980 states and 4320 transitions. [2024-11-24 01:43:40,403 INFO L78 Accepts]: Start accepts. Automaton has 2980 states and 4320 transitions. Word has length 106 [2024-11-24 01:43:40,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:40,403 INFO L471 AbstractCegarLoop]: Abstraction has 2980 states and 4320 transitions. [2024-11-24 01:43:40,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-24 01:43:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 4320 transitions. [2024-11-24 01:43:40,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-24 01:43:40,407 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:40,407 INFO L218 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 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] [2024-11-24 01:43:40,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 01:43:40,408 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:40,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:40,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1941902892, now seen corresponding path program 1 times [2024-11-24 01:43:40,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:40,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474129201] [2024-11-24 01:43:40,409 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:40,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-11-24 01:43:45,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:45,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474129201] [2024-11-24 01:43:45,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474129201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:45,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:45,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:45,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477988145] [2024-11-24 01:43:45,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:45,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:45,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:45,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:45,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:45,187 INFO L87 Difference]: Start difference. First operand 2980 states and 4320 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:43:45,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:45,710 INFO L93 Difference]: Finished difference Result 2986 states and 4325 transitions. [2024-11-24 01:43:45,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:45,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 120 [2024-11-24 01:43:45,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:45,733 INFO L225 Difference]: With dead ends: 2986 [2024-11-24 01:43:45,733 INFO L226 Difference]: Without dead ends: 2982 [2024-11-24 01:43:45,736 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:45,737 INFO L435 NwaCegarLoop]: 3154 mSDtfsCounter, 3111 mSDsluCounter, 6288 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3112 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:45,738 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3112 Valid, 9442 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:43:45,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2982 states. [2024-11-24 01:43:46,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2982 to 2982. [2024-11-24 01:43:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2982 states, 1895 states have (on average 1.283377308707124) internal successors, (2432), 1931 states have internal predecessors, (2432), 946 states have call successors, (946), 140 states have call predecessors, (946), 138 states have return successors, (943), 930 states have call predecessors, (943), 943 states have call successors, (943) [2024-11-24 01:43:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2982 states and 4321 transitions. [2024-11-24 01:43:46,126 INFO L78 Accepts]: Start accepts. Automaton has 2982 states and 4321 transitions. Word has length 120 [2024-11-24 01:43:46,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:46,129 INFO L471 AbstractCegarLoop]: Abstraction has 2982 states and 4321 transitions. [2024-11-24 01:43:46,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-24 01:43:46,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 4321 transitions. [2024-11-24 01:43:46,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-24 01:43:46,133 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:46,133 INFO L218 NwaCegarLoop]: trace histogram [14, 13, 13, 3, 3, 3, 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] [2024-11-24 01:43:46,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:43:46,133 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:46,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:46,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1621233616, now seen corresponding path program 1 times [2024-11-24 01:43:46,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:46,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687794208] [2024-11-24 01:43:46,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:46,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:50,789 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-24 01:43:50,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:50,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687794208] [2024-11-24 01:43:50,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687794208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:50,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:50,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:50,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54252751] [2024-11-24 01:43:50,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:50,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:50,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:50,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:50,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:50,791 INFO L87 Difference]: Start difference. First operand 2982 states and 4321 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 01:43:51,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:51,169 INFO L93 Difference]: Finished difference Result 2982 states and 4321 transitions. [2024-11-24 01:43:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:51,170 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 116 [2024-11-24 01:43:51,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:51,188 INFO L225 Difference]: With dead ends: 2982 [2024-11-24 01:43:51,188 INFO L226 Difference]: Without dead ends: 2877 [2024-11-24 01:43:51,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:51,193 INFO L435 NwaCegarLoop]: 3152 mSDtfsCounter, 3116 mSDsluCounter, 6286 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3116 SdHoareTripleChecker+Valid, 9438 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:51,193 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3116 Valid, 9438 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:43:51,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2877 states. [2024-11-24 01:43:51,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2877 to 2877. [2024-11-24 01:43:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2877 states, 1829 states have (on average 1.290869327501367) internal successors, (2361), 1863 states have internal predecessors, (2361), 921 states have call successors, (921), 125 states have call predecessors, (921), 125 states have return successors, (921), 908 states have call predecessors, (921), 921 states have call successors, (921) [2024-11-24 01:43:51,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2877 states and 4203 transitions. [2024-11-24 01:43:51,556 INFO L78 Accepts]: Start accepts. Automaton has 2877 states and 4203 transitions. Word has length 116 [2024-11-24 01:43:51,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:51,556 INFO L471 AbstractCegarLoop]: Abstraction has 2877 states and 4203 transitions. [2024-11-24 01:43:51,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 01:43:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 4203 transitions. [2024-11-24 01:43:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-24 01:43:51,562 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:51,563 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2024-11-24 01:43:51,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 01:43:51,563 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:51,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:51,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1807725961, now seen corresponding path program 1 times [2024-11-24 01:43:51,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:51,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025603211] [2024-11-24 01:43:51,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:51,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:43:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:43:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2024-11-24 01:43:58,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:43:58,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025603211] [2024-11-24 01:43:58,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025603211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:43:58,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:43:58,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:43:58,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798648975] [2024-11-24 01:43:58,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:43:58,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:43:58,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:43:58,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:43:58,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:43:58,152 INFO L87 Difference]: Start difference. First operand 2877 states and 4203 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 01:43:58,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:43:58,748 INFO L93 Difference]: Finished difference Result 2877 states and 4203 transitions. [2024-11-24 01:43:58,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:43:58,749 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 227 [2024-11-24 01:43:58,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:43:58,771 INFO L225 Difference]: With dead ends: 2877 [2024-11-24 01:43:58,772 INFO L226 Difference]: Without dead ends: 2875 [2024-11-24 01:43:58,776 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:43:58,777 INFO L435 NwaCegarLoop]: 4045 mSDtfsCounter, 2151 mSDsluCounter, 10059 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2152 SdHoareTripleChecker+Valid, 14104 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:43:58,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2152 Valid, 14104 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:43:58,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2875 states. [2024-11-24 01:43:59,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2875 to 2875. [2024-11-24 01:43:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 1828 states have (on average 1.2904814004376368) internal successors, (2359), 1861 states have internal predecessors, (2359), 921 states have call successors, (921), 125 states have call predecessors, (921), 125 states have return successors, (921), 908 states have call predecessors, (921), 921 states have call successors, (921) [2024-11-24 01:43:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 4201 transitions. [2024-11-24 01:43:59,140 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 4201 transitions. Word has length 227 [2024-11-24 01:43:59,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:43:59,141 INFO L471 AbstractCegarLoop]: Abstraction has 2875 states and 4201 transitions. [2024-11-24 01:43:59,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-24 01:43:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 4201 transitions. [2024-11-24 01:43:59,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-24 01:43:59,148 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:43:59,148 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2024-11-24 01:43:59,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 01:43:59,148 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-24 01:43:59,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:43:59,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1686394743, now seen corresponding path program 1 times [2024-11-24 01:43:59,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:43:59,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257571742] [2024-11-24 01:43:59,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:43:59,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:44:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:44:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2024-11-24 01:44:04,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:44:04,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257571742] [2024-11-24 01:44:04,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257571742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:44:04,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:44:04,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:44:04,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281244467] [2024-11-24 01:44:04,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:44:04,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:44:04,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:44:04,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:44:04,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:44:04,713 INFO L87 Difference]: Start difference. First operand 2875 states and 4201 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 01:44:08,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 01:44:09,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:44:09,747 INFO L93 Difference]: Finished difference Result 2875 states and 4201 transitions. [2024-11-24 01:44:09,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:44:09,748 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 263 [2024-11-24 01:44:09,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:44:09,752 INFO L225 Difference]: With dead ends: 2875 [2024-11-24 01:44:09,752 INFO L226 Difference]: Without dead ends: 0 [2024-11-24 01:44:09,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:44:09,775 INFO L435 NwaCegarLoop]: 3217 mSDtfsCounter, 1959 mSDsluCounter, 8649 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1960 SdHoareTripleChecker+Valid, 11866 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:44:09,775 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1960 Valid, 11866 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 01:44:09,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-24 01:44:09,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-24 01:44:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:44:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-24 01:44:09,779 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2024-11-24 01:44:09,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:44:09,779 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-24 01:44:09,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (32), 3 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 01:44:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-24 01:44:09,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 01:44:09,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-24 01:44:09,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-11-24 01:44:09,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2024-11-24 01:44:09,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 01:44:09,788 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:44:09,791 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.